This is the  Biology Gk study material section on “Function of Human Organs” with explanation for various interview, competitive examination and entrance test. Solved examples with detailed answer description, explanation are given and it would be easy to understand.

human organs

LIVER: It is the largest gland in the human body. It is responsible for processing the products of digestion. It is also produces bile which pass through the gall bladder to the duodenum where it helps in the digestion of food.

KIDNEY:   It is  the organ which is responsible for filtering waste products from the blood.  It is an essential part of the human body for controlling the water and chemical balance, purifying the blood many times a day and discharging unwanted water and dissolve waste material as urine.

ADRENAL GLANDS:  A   pair of helmet shaped endocrine glands upto 5 cm long and situated above the kidney.  They produce several hormones which play an essential part in controlling body’s process.

BLADDER:-  A hollow organ with muscular walls that stores urine before it is excreted.  It is fed by two ureters.  Bladder is capable of storing 0.5 liters of urine.

GALL BLADDER:  A pear shaped reservoir in which bile secreted by the liver is stored before things being passed to the intestines by way of the bile duct.

PITUITARY GLAND:-  A small gland attached to the base of the brain.  It release hormones which control the activity of other glands in the body.

RETINA:-  The light sensitivity zone at the back of the eye.  Nerve impulses from the retina to the brain produce sensation of sight.

SPLEEN:  A pulpy, blood filled oblong manufactures red blood cells – function later assumed by the bone marrow.  In adults the spleen removes old red cells.

PANCREAS:-  It produces pancreatic juices which assist in digesting carbohydrates, fats, and proteins. A special area of pancreas also produce insulin glucagon and hormones essential to the body’s use of suger.

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