The heart beats throughout life and is essential to maintain life. This beating is the contraction and relaxation of the heart muscle which allows it to pump blood. The heartbeat as it is known needs to be adequate for the body’s needs. This normal heart rate varies among individuals but is usually above 60 beats per >> Read More ...
Urine is a liquid that is excreted several times a day. It contains a host of waste substances and some excess nutrients combined with water from the body. Apart from serving as a means to expel unnecessary substances and fluid from the body, it also helps the body regulate physiological functions like blood >> Read More ...
Salivary glands are responsible for producing and secreting saliva. This fluid is responsible for moisturizing the mouth cavity, lubricating chewed food as it passed down the throat and it may also contain digestive enzymes to help chemically breakdown food. The parotid gland is the largest salivary gland, located on >> Read More ...
Urine is mainly water but contains a number of different chemicals, including salts (electrolytes), wastes and sometimes small quantities of nutrients that the body does not need. These chemicals are dissolved in the urine but can precipitate. This means it can become a solid again and may clump together to form stones in >> Read More ...
Abnormal growths can occur anywhere in the body. There are various types of growth but one of the common types is a polyp. This growth can occur in any cavity of the body. When it occurs in the nasal cavity then it is known as a nasal polyp. When it occurs in the colon then it is known as a colonic polyp. Similarly these >> Read More ...
There are three parts to the brain – the cerebrum which is the largest part, the cerebellum and the brainstem. Any organ of the body may become swollen and the brain can also swell for various reasons. This can increase pressure on and in the brain and even affect its functioning. With the brain being a vital organ, >> Read More ...
Although the heart is a muscular pump, it is not only made up of muscle. There are three layers that make up the heart wall. The innermost layer is the endocardium. The muscle layer lies in the middle and is known as the myocardium. This is the thickest layer of the heart wall. The outermost layer is the epicardium. A thin >> Read More ...
Pus is a fluid that forms in and around infected tissue. It consists of dead immune cells, tissue particles and bacteria. Sometimes this pus may be walled off in an isolated area. We refer to this as an abscess. At other times the pus may exist in cavities and around organs. This is known as an empyema. Both an abscess and >> Read More ...
The thyroid gland is an important gland that is located at the front of the neck. Due to injury or various diseases, it may cause pan. However, there are a host of thyroid diseases which may be painless. This can apply to even serious thyroid conditions. Throat pain alone cannot be attributed to the thyroid gland as there >> Read More ...
What is a Leaky Bladder? Leaky bladder is the common term for urinary incontinence or enuresis. It is the term for any involuntary leakage of urine as the person is unable to prevent the flow of urine out of the bladder. It is often referred to simply as poor bladder control but urinary incontinence often involves other >> Read More ...