A series of steps to follow.

Carbohydrates, proteins, fats, vitamins and minerals used by the body for metabolism.

An organic compound found in plants and animals that is vital to the body and serves as a co-factor or co-enzyme to hasten or facilitate metabolic processes. Vitamins are not sources of energy and are not used as components of ...

An inorganic element or compound occurring in nature that is essential to the body.

The mouth, throat, esophagus, stomach, intestines and rectum.

A hollow muscular tube located in the middle of the chest that connects the mouth with the stomach and performs swallowing through highly coordinated muscle actions called peristslsis that quickly move food into the stomach at 2-3 cm per second.

Germs that may cause infection.

Medicine that relieves pain.

Hormone secreted by beta cells located on the surface of the pancreas in response to elevations in blood glucose (sugar) levels, as for example, after eating a meal, for the purpose of bringing the level back to normal.

In males, one of two endocrine glands located in the scrotum that makes the hormones testosterone and inhibin which it releases in response to luteinizing hormone (LH) produced by the pituitary gland for the purpose of developing male sexual characteristics and producing sperm needed ...

In females, one of two endocrine glands located in the lower abdomen that makes the hormone estrogen and releases it in response to follicle stimulating hormone (FSH) produced by the pituitary gland for the purpose of developing female sexual characteristics and producing eggs needed ...

An endocrine gland located in the brain that makes hormones for the purpose of controlling the sleep-wake cycle.

An endocrine gland located under the breastbone in the chest that produces T-lymphocytes for the purpose of controlling immune function.

Four small endocrine glands located in the neck close to the thyroid gland that make parathyroid hormone (parathormone) and release it in response to parathyroid stimulating hormone for the purpose of regulating calcium and phosphorus metabolism.

One of two glands each located on top of a kidney that makes adrenocortical hormones and releases them as required into the bloodstream.  The three adrenal hormones are glucocorticoids (cortisol) to control the stress response, mineralocorticoids (aldosterone) to control the retention and excretion ...