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Cephalic Vein

08/30/2014 16:54:00 PM

The cephalic vein is a blood vessel which originates from the dorsal network of veins of hand, on the radial side. Then, it turns around the radius bone, at the wrist, and runs up the ventral (or anterior) side of forearm and outer side of arm, empty > read more

Hexocyclium Methylsulfate

08/25/2014 19:20:00 PM

Hexocyclium methylsulfate is a quarternary ammonium salt used in the management of peptic ulcer and certain others gastrointestinal disorders associated with gastric hyperacidity and intestinal hypermotility. Sold under the brand name of Tral, it is > read more

Metabolic Acidosis

08/24/2014 21:19:00 PM

The metabolic acidosis is a blood condition in which there is an excess of acid as the bicarbonate concentration in the bloodstream is below normal. In other words, it is a disruption in the acid-alkaline balance in the organism, which is the result > read more

Tromethamine

08/22/2014 10:18:00 AM

Tromethamine is an organic agent indicated for the correction of systemic acidosis in the following life-threatening conditions, helping to sustain vital functions: 1) metabolic acidosis associated with cardiac bypass surgery, 2) correction of acidit > read more

Coelenterates

08/21/2014 10:43:00 AM

Hydras, jellyfishes, sea anemones, and corals belong to the phylum Coelenterata, which derives from two Greek words meaning "hollow gut". Thus, coelenterates live up to their name, for they have a digestive system that consists of a hollow sac, with > read more

Coronary Thrombosis

08/16/2014 17:27:00 PM

Coronary thrombosis is the occlusion of one of the two coronary arteries, or a branch, by a thrombus. In plain English, it is when one of these heart arteries get clogged up by a blood clot. The coronary arteries and its branches supply oxygenated bl > read more

Pulmonary Embolism

08/11/2014 16:10:00 PM

Pulmonary embolism is the pathological occlusion of the pulmonary artery. In other words, it is when this big-caliber blood vessel gets clogged up with a thrombus (a clot of blood), microorganisms, such as filaria (parasites) or with foreign matter. > read more

Tapeworms (Class Cestoda)

08/07/2014 17:10:00 PM

Adult tapeworms are all parasites of vertebrates, living almost always in the intestines. They have become so well adapted in their parasitic life that they no longer have a digestive system, not even a mouth. They absorb digested food from their hos > read more

Methoxyflurane

08/06/2014 20:28:00 PM

Methoxyflurane is an inhalation agent which provides anesthesia and analgesia. It vaporizes approximately ten times more rapidly than water on an equal weight basis, even though the vapor pressures and boiling points are similar. Following surgical a > read more

Phylum Annelida

08/04/2014 10:29:00 AM

The most familiar annelids are earthworms. The name of the phylum Annelida is derived from the Latin word meaning "little ring", because the ring-shaped segments that make up these animals are very apparent. They are all soft-bodied worms and are fou > read more

Nerve Ganglion

08/02/2014 19:30:00 PM

A nerve ganglion is a group of neurons (nerve cells) that constitute a nerve center, which sends out and receives nerve fibers connecting to other nerves or ganglia. It is located outside the brain and the spinal cord, that is to say, outside the cen > read more

Sympathetic Trunk

08/01/2014 21:19:00 PM

The sympathetic trunk is a series of peripheral nerve ganglia located along both sides of the spinal column, from the first cervical vertebra to the coccyx, with connection to the spinal cord neurons, via spinal nerve roots. The nerve fibers coming o > read more

Cardiac Ganglion of Wrisberg

07/29/2014 19:44:00 PM

The cardiac ganglion of Wrisberg is a small ganglion, composed of nerve cells, located beneath the arch of the aorta, on the right side of the ligamentum arteriosum. It is connected to the superior cardiac branch of the left sympathetic trunk of gang > read more

Mucous Membrane

07/25/2014 20:08:00 PM

The mucous membrane is an epithelial tissue membrane, which secrets mucus. It lines and lubricates the mouth, trachea, bronchi, digestive tract, and other body cavities. The mucus protects the membrane, keeping its cells moist. > read more

Bronchitis

07/21/2014 14:26:00 PM

Bronchitis is an inflammation of the Bronchi's mucous membrane, characterized by coughing and excessive secretion of phlegm which partially occludes the respiratory tubes. The bronchi are the breathing branches into which the trachea divides. Bronchi > read more

Ethotoin

07/17/2014 11:23:00 AM

Ethotoin is a drug indicated for the control of grand mal (a severe form of epilepsy) and psychomotor seizures. Sold under the trade name of Peganone, it is chemically known as 3-ethyl-5-phenylhydantoin, which is an anticonvulsant of the hydantoin se > read more

Isoproterenol Hydrochloride

07/03/2014 17:48:00 PM

The isoproterenol hydrochloride is a drug indicated primarily for the symptomatic treatment and control of bronchospasm in asthma and related respiratory disorders, including bronchitis and tracheobeonchitis. Sold under the brand name of Norisodrine, > read more

Adrenergic Neurons

06/22/2014 16:57:00 PM

Adrenergic neurons a those nerve cells that produce norepinephrine, which is a neurotransmitter. Most of them are located in the sympathetic nervous system, at the end of posganglionic fibers, with their axons traveling to an effector. However, adren > read more

Pheochromocytoma

06/21/2014 13:50:00 PM

Pheochromocytoma is a benign tumor that develops either in the cortical layers of the adrenal glands (adrenal medulla) or in the sympathetic ganglia. The cells of these tumor cause an excessive secretion of norepinephrine or adrenaline; as a result t > read more

Pargyline Hydrochloride

06/20/2014 20:10:00 PM

Pargyline hydrochloride is a monoamine oxidase inhibitor used in combination with methyclothiazide to treat arterial hypertension. A monoamine oxidase is an enzyme found in the cells of most body tissues; it catalyzes the oxidation of norepinephrine, > read more

Richest Sources of Zinc

06/04/2014 11:18:00 AM

Zinc is a bluish white metallic element, occurring in nature as a sulfide, oxide, carbonate, etc. It is essential element in our body. It takes part in the carbohydrate and protein metabolism and is part of hormones structures. Zinc deficiency weaken > read more

Nystagmus

06/02/2014 15:24:00 PM

Nystagmus is not a disease but a symptom of a neurological medical condition. It consists of involuntary, oscillatory movement of the eyeballs, from side to side. Nystagmus can be the result of cerebral or cerebelar lesions, multiple sclerosis, and o > read more

How to Keep Testosterone Levels High

05/31/2014 14:48:00 PM

To keep normal testosterone levels in your body, you have to avoid the five enemies of this androgenic hormone. Enemy number one is alcohol; too much alcohol inhibits the gonadotroph cells in the pituitary gland from producing luteinizing hormone, wh > read more

Aromatase

05/28/2014 22:08:00 PM

Aromatase is an enzyme which is present in most body tissues. It transforms androgens (testosterone) into estrogen (estradiol, estrone, and estriol) through catalysis. Situated in the endoplasmic reticulum of the cell, it catalyzes testosterone, a ma > read more

Hyoid bone

05/21/2014 08:38:00 AM

The hyoid bone is a small, U-shaped bone located in the throat. It supports the muscles that allow us to swallow and speak: geniohyoid, digastric, hyoglossus, and stylohyoid muscles. It consists of a central part, which is called the body, and latera > read more

Mount Carmel Neanderthals

05/20/2014 14:40:00 PM

The Mount Carmel Neanderthals are the remains of Homo Neanderthalensis found in the Kebara, Tabun, and two other caves, in Mount Carmel, Israel, in 1931, by the British archeologist Dorothy Garrod. They were remarkable for the physical differences fo > read more

Neanderthal DNA in Humans

05/19/2014 15:31:00 PM

Until five years ago, most anthropoligists and archeologists in the United States and Europe believed that the Homo Neanderthalensis, or simply Neanderthal man, was an extinct species of primitive Homo sapiens. Nevertheless, in 2010 a team of anthrop > read more

Carpal bones

05/15/2014 13:23:00 PM

The carpal bones are the eight small bones that make up the base of the hand. Arranged in two rows, they are called carpus as they are firmly joined together by four groups of ligament. The upper row, or distal row, is composed of the trapezium, trap > read more

Subclavian vein

05/13/2014 20:40:00 PM

The subclavian vein is one of two veins located in the shoulder region, just beneath the clavicle (collar bone) on both sides of the body: left and right It arises in the axillary vein and drains the deoxygenated blood of the upper lumb into the brac > read more

Common Site of Stroke

05/10/2014 14:49:00 PM

The common vascular and cortical site of a stroke is the region of the right cerebral cortex supplied by the middle cerebral artery, which originates from the internal carotid artery. This blood vessel, with its four main trunks (M1, M2, M3, and M4, > read more

Analeptic

05/07/2014 16:21:00 PM

Analeptics are drugs that stimulate or invigorate the central nervous system. In medicine, they are used to improve breathing and heart rate. Well known analeptics are amphetamine, pentylenetetrazol, and doxagram. They have been used in the treatment > read more

Bethanechol Chloride

05/05/2014 11:19:00 AM

Bethanechol chloride is a drug used in the treatment of dysphagia associated with schlerodermia, gastric atony, and postoperative urinary retention.Bethanechol chloride is one of a group of choline esters, which produce the effects of stimulation of > read more

Basilic Vein

05/01/2014 18:07:00 PM

The basilic vein is one of the three main veins of the upper limb, the others being the cephalic vein and the deep brachial vein. It originates in the venous network of the back of the hand. Then, it winds around towards the border of the anterior si > read more

Tissue Drainage

04/30/2014 12:26:00 PM

The drainage of body tissues is carried out by the lymphatic and venous systems. Without this drainage edema and hypertrophy of cutaneous and epithelial tissues would result.Tiny tubes, called lymphatic vessels, pick up and carry the intercellular li > read more

Pentylenetetrazole

04/28/2014 14:41:00 PM

Pentylenetetrazole is an analeptic drug formerly used in combination with nicotinic acid (vitamin B3) in the treatment of memory defects, mental confusion, mental deterioration, and related symptoms of senility. Sold under the brand name of Menic, it > read more

Lymphatic duct

04/27/2014 13:01:00 PM

The lymphatic duct is one of two major lymphatic vessels which carries the lymphatic fluid from the body tissue into the subclavian veins. One is the thoracic duct and the other the right duct. > read more

Lymphatic Vessel

04/26/2014 13:49:00 PM

A lymphatic vessel is any of the vascular conduits in the body, which carries the extracellular fluid away from the body tissues into the venous system. Without these tiny tubes, or when these get occluded, an edema or hypertrophy of a body part may > read more

Anterior Choroidal Artery

04/25/2014 09:34:00 AM

The anterior choroidal artery is a blood vessel of the brain which arises from the internal carotid artery, at a point just before this latter blood vessel anastomoses with the circle of Willis. It supplies structures in the base of the brain, such a > read more

Dural Venous Sinuses

04/23/2014 13:22:00 PM

The dural venous sinuses are the meningeal ducts or conduits, into which the venous blood from the cerebral veins flows. Located in the dura mater of the meninges, just over the brain surface, their function is to drain the oxygen-depleted blood, whi > read more

Pargyline Hydrochloride

04/22/2014 10:30:00 AM

Pargyline hydrochloride is an anti-hypertensive agent indicated in the treatment of some types of primary and secondary hypertension. It may be used alone or concurrently with most other anti-hypertensive agents. It is often effective at reduced dosa > read more

Chelation Therapy

04/20/2014 14:00:00 PM

Chelation therapy is the treatment applied on patients who suffer from plumb, arsenic, mercury, and other metal poisoning of the blood and body tissues. The therapy consists of intravenous injections of chelation agents, such as dimercaptosuccinic ac > read more

Dimercapto-propane Sulfonate

04/15/2014 10:51:00 AM

The dimercapto-propane sulfonate (DMPS) is used in chelating therapy to treat severe acute arsenic and mercury poisoning. It is a chemical compound admistered intravenously. Once in the blood stream, it binds to these contaminating elements, helping > read more

Kidney secretions

04/14/2014 16:36:00 PM

Aside from regulating extracellular fluid volume, electrolyte concentrations, and acid-base balance, the kidney has also a secretory functions. Its secretions are very important in the formation of red blood cells and regulating blood pressure. The f > read more

Dimercaptosuccinic Acid

04/13/2014 14:44:00 PM

The dimercaptosuccinic acid (DMSA) is a drug used in the chelation therapy to treat arsenic, lead, and mercury poisoning. It is usually adminestered intravenously, but also orally. In the blood stream, the DMSA ions bind to the contaminating metal, w > read more

Anterior Interosseous Artery

04/12/2014 14:46:00 PM

The anterior or volar interosseous artery is a blood vessel that arises from the common interosseous in the cubital fossa (upper part of forearm). Then, it runs down along the length of the forearm, between the ulna and radius, on the interosseous me > read more

Dimercaprol

04/11/2014 14:45:00 PM

Dimercaprol is a chemical compound used in the treatment of mercury, lead, and gold poisoning. It is employed in the chelation therapy to rid the blood of these heavy metals, thus, removing the poisoning metals from the body tissue through renal excr > read more

Radial Nerve

04/10/2014 11:17:00 AM

The radial nerve arises from the brachial plexus, precisely from the 6th, 7th, and 8th cervical roots. From its origin, it runs towards the arm, passing behind the axillary artery as it reaches the upper part of arm. It travels along the inner side o > read more

Isobutylallylbarbituric acid

04/08/2014 13:06:00 PM

Isobutylallylbarbituric acid is a sedative barbiturate drug, which, when combined with acetaminophen, is suitable for the treatment of stress headache, head pain associated with upper respiratory infections, postpartum pain and discomfort, and pain a > read more

Rotor

04/07/2014 10:20:00 AM

An electrical rotor is a the revolving part of an AC generator or electrical motor. Rotating inside the stator, it consists of a grooved shaft or axle, in which enamelled copper wire is wound. In a generator, the rotor induces electricity in the stat > read more

Anterior Interosseous Nerve

04/06/2014 14:20:00 PM

The anterior interosseous nerve arises from the median nerve in the upper portion of the forearm, on the ulnar side of the cubital fossa area. Then, it runs parallel to the anterior interosseous artery. Being an efferent and motor nerve, it supplies > read more

Imipramine Hydrochloride

04/04/2014 10:49:00 AM

Imipramine hydrochloride is a drug used in the therapy of periodic endogenous depression, in the depressive phase of manic-depressive disorders, senile depression, and in involutional melancholia. It is a white, crystalline substance that turns yello > read more

Carbamazepine

04/03/2014 13:09:00 PM

Carbamazepine is an iminostilben derivative used in the treatment of the pain associated with true trigeminal neuralgia. It is also employed as an anticonvulsant, in the therapy of certain types of epilepsy. It is a white crystalline compound which i > read more

Alternating Current Generation

04/02/2014 14:38:00 PM

In the late 19th century, when Nicola Tesla and George Westinghouse demonstrated that alternating current (AC) was cheaper to produce and easier to distribute to houses and factories than direct current (DC), the AC generation industry took off as hu > read more

Median Nerve

04/01/2014 14:41:00 PM

The median nerve is a bundle of nerve fibers which arises from the lateral and median cords of the brachial plexus. It goes into the arm through the axilla, at the lower border of the teres major muscle, and then it runs down along the inner side of > read more

Power Plant Boiler

03/31/2014 14:26:00 PM

In energy generation, a boiler is a device through which man obtains pressurized steam, which is used to power a turbine, or a series of turbines. It usually consists of a system of pipes, through which water runs and is then converted into highly pr > read more

Relaxin

03/30/2014 14:27:00 PM

Relaxin is a polypeptide hormone produced by the corpus luteum, which is located in the woman's ovarian follicle. Its function is to make the cervix of the uterus and the pelvic ligaments relax and, thus, facilitate the childbirth. Relaxin is also a > read more

Methyclothiazide

03/29/2014 10:21:00 AM

Methyclothiazide is a potent diuretic antihypertensive agent. Sold under the brand name of Enduron, it is used in the treatment and control of edema associated with congestive heart failure, the nephrotic syndrome, hepatic cirrhosis, pre-menstrual te > read more

Heart Rate Regulation

03/27/2014 10:14:00 AM

Although the heart has its own electrical conducting system, the SA node and AV node, the regulation of the heart rate is conducted by two types of autonomic nervous system fibers, sympathetic and parasympathetic, making up what is called the cardiac > read more

Blood Dyscrasias

03/26/2014 14:06:00 PM

Blood dyscrasias is a medical condition in which the elements that consitute the blood tissue, such as erythrocytes, leukocytes, and platelets are abnormal or simply in abnormal quantity. Hemophilia, anemia, and leukemia are examples of blood dyscras > read more

Bishydroxycoumarin

03/25/2014 12:43:00 PM

Sold under the brand name of > read more

Sodium Nafcillin

03/23/2014 12:55:00 PM

Sodium nafcillin is an antibiotic used in the treatment of infections known to be due to penicillinase-producing staphylocci, which have been shown to sensitive to it. It has been shown to be effective only in the therapy of infections caused by grou > read more

Methamphetamine Hydrochloride

03/22/2014 13:32:00 PM

Methamphetamine hydrochloride is a central nervous system stimulant agent indicated for its anorectic effect in the management of exogenous obesity in a regimen of weight reduction based primarily on caloric restriction. It is also used in the therap > read more

Oxyphenbutazone

03/20/2014 09:04:00 AM

Sold under the brand name of Tandearil, oxyphenbutazone is a potent nonsteroid, anti-inflammatory agent. Chemically, it is an analog of phenylbutazone. Each patient should be carefully evaluated before treatment is started. > read more

Arteries of the Brain

03/19/2014 14:56:00 PM

All the arteries of the human brain originate from the internal carotid artery and the basilar artery, which are big-caliber blood vessels that supply the cerebrum and cerebelum with vital oxygen-rich blood, which is pumped by the left ventricle of t > read more

Phenylbutazone

03/18/2014 10:30:00 AM

Phenylbutazone is an anti-arthritic and anti-inflammatory agent usually used in combination with prednisone and formerly sold under the brand name of Sterazolidin. It was indicated in the chronic treatment of rheumatoid arthritis, osteoarthritis, and > read more

Acenocoumarol

03/17/2014 10:58:00 AM

Acenocoumarol is an oral anticoagulant of the coumarin series, synthesized and developed in the Geigy laboratoires in the late 1960s and sold in the United States under the brand name of Sintrom. It lowers the prothrombin level of the blood. It is a > read more

Phenmetrazine Hydrochloride

03/16/2014 18:11:00 PM

Phenmetrazine hydrochloride is an oxazine appetite suppressant used in the treatment of obesity. It is an anorexigenic agent, widely employed to curb the appetite of the obese patient. In the USA, it was fomerly sold under the brand name of Preludin. > read more

Reserpine USP

03/14/2014 13:40:00 PM

Reserpine is a pure crystalline alkaloid obtained from the root of the plant Rauwolfia serpentina. Since it reduces arterial blood pressure and has a sedative effects, it is use in the treatment of hypertension with related emotional disturbance. Res > read more

Desipramine Hydrochloride

03/13/2014 11:00:00 AM

Desipramine hydrochloride is a drug indicated for the relief of mental depression. Clinically, onset of action is rapid, usually within three to five days and is manifest as a lifting of depressed mood and a restoration of psychomotor activity. Sold > read more

Dipyridamole

03/11/2014 10:33:00 AM

Dipyridamole is classified as coronary vasodilator and is used in the long-term treatment of chronic angina pectoris. Prolonged may reduce or eliminate angina episodes and improve exercise tolerance. Sold under the brand name of Persantine, this drug > read more

Heptabarbital

03/10/2014 15:59:00 PM

Heptabarbital is a barbiturate drug formerly used as a sedative or hypnotic. In the United States it was sold under the brand name of Medomin. Heptabarbital is a cycloheptenylethyl barbituric acid. It differes from other clinically barbiturates in th > read more

Chlorthalidone

03/08/2014 11:46:00 AM

Chlorthalidone is a diuretic agent of value used in the treatment of edema, hypertension, and congestive heart failure. The drug is notable for its prolonged action (between 48 and 72 hours), and low toxicity. Chlorthalidone differs from other sulfon > read more

Repressor

11/10/2013 20:52:00 PM

In biology, a repressor is a protein which blocks an operon by binding to an operator gene, inhibiting the expression of one or more genes. > read more

Origin of Missouri River

11/08/2013 16:28:00 PM

The source or origin of Missouri River is located in Montana's Rocky Mountains. Thus, the melting snow of these mountain summits gives rise to the longest river in North America. Being the Mississippi River's main tributaries, it is 2,565 mile long a > read more

How to Measure Blood Pressure

08/30/2013 20:15:00 PM

Measuring blood pressure is very important preventive medical procedure to check for hipertension or hypotension. It is measured using an air-pumped sphygmomanometer and a stethoscope.How to measure blood pressure in the right professional way > read more

Hypotension

08/28/2013 21:29:00 PM

Someone has hypotension when his blood pressure drops down below normal levels, which is 120 - 70mm for the sistolic and diastolic respectively. Symptoms are somnolence (sleepiness), fatigue, and headache, but if the blood pressure is too low, one fe > read more

Hypertension

08/27/2013 20:52:00 PM

Hypertension is a medical condition characterized by chronic high blood pressure, whose measurement is above 130mm for the sistolic (high) and 80mm for the diastolic, with some patient reaching the 200--110mm for both. If not treated, hypertension ca > read more

Arteries of Arm

08/26/2013 21:11:00 PM

The axillary artery is the origin of all the arteries of the arm. It changes its name for brachial artery after it has crossed the armpit into the upper arm, running behind the teres mayor muscle. The brachial artery goes down along the inner side of > read more

Scoliosis

08/24/2013 21:11:00 PM

Scoliosis is a medical condition characterized by an abnormal side-to-side arching deformation of the spinal column, which may cause muscle fatigue and pain in the back. In severe cases of scoliosis, a noticeable asymmetry can be seen when looked fro > read more

Necrosis Caused by Ischemia

08/23/2013 17:32:00 PM

Necrosis caused by ischemia is the death of body tissue by lack of oxygen-rich blood supply, due to occlusion (blockage) of one or several blood vessels or to exposure to extreme low temperatures, since cold weather makes small arteries and veins to > read more

Myofibrillar degeneration

08/16/2013 10:31:00 AM

Myofibrillar degeneration is a heart condition characterized by a series of lesions scattered throughout the myocardium (heart muscle) or a lesion surrounding infarcts necrosis. Under the electronic microscope, dense clusters of damaged myofilaments > read more

Fibromyalgia

08/14/2013 19:54:00 PM

Fibromyalgia is a medical condition marked by chronic pain and stiffness in joints and muscles, sleep disturbances, and fatigue, but there is no inflammation. The cause of this syndrome is unknown. Treatment consists of analgesics (pain killers). > read more



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