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+ more bio informationThe thyroid gland secretes three main hormones: thyroxine (tetraiodothyronine or T4), triiodothyronine (T3) and calcitonin. Calcitonin is involved in the control of plasma Ca2+ and is dealt with in topic on bone disorders. The term thyroid hormone will be used here solely to refer to T4 and T3. For a child, thyroid hormone i... More..
Colonel Harland Sanders, the founding father of Kentucky Fried Chicken, is probably the best-known bewhiskered American since Abraham Lincoln. His goateed face beams out of television commercials, billboards and the millions of containers of Kentucky Fried Chicken sold everyday throughout the world. The Colonel's career exem... More..
Regurgitation (or reflux) is common in infants less than 6 months old and tends to improve with age. Regurgitation in infants is also known as infantile acid reflux. It is considered pathological when it leads to complications such as esophagitis, haematemesis, aspiration, apnea or growth failure. Irritability may occasional... More..
The cause of neuronal degeneration in Parkinson's disease remains unclear. The pattern of catecholamine abnormalities is important in understanding the cause of this disease. Dopamine neurons degenerate more with advancing age than other neuronal systems in the brain. In normal adults, levels of dopamine in the corpus striat... More..
Alprazolam is a drug that is categorized into the group of drugs known as benzodiazepines. Basically, alprozolam works by potentiating the inhibitory effects of gamma-aminobutyric acid (GABA) throughout the central nervous system (CNS), resulting in anxiolytic, sedative, hypnotic, muscle relaxant and antiepileptic effects. A... More..
Raynaud's disease is generally a benign clinical syndrome of episodic arteriolar vasospasm most commonly involving the fingers and toes, often only one or two at a time. Rarely, it may also involve the nose, ear or nipple. reduced blow flow through the narrowed vessels results in sequential skin colour changes in a sharply d... More..
G. Lee
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