Internal Organs of Human Body and Their Functions

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10. Pituitary gland

Pituitary glands are the part of endocrine system and it is located in a bony cavity, which is covered by a dural fold. This bony cavity locates in the base of the brain and the gland is equal to the size of a pea. This is also called master gland that produces the homeostatic process hormones. The hormones released by the pituitary glands boosts the other glands in the body to produce other essential chemicals.

11. Uterus

It is the most essential part in female reproductive system and it is linked with the fallopian tubes on both the sides and connected with vagina from the other side. The baby develops in this organ during pregnancy period. The other important functions of the uterus is to provide basic integrity and support to the pelvic organs, bladder and bowel.

In female sexual response, uterus is the most important part because it directs the blood circulation to the vagina, clitoris, labia, pelvis and ovaries. It also receives the ovum till it is impregnated. An unfertilized ovum along with endometrial lining and blood is pushed out of the uterus. After attaining puberty, this leads to the commencement of menstrual cycle in women every month.

12. Lungs

Lungs are responsible for respiratory function and without them survival is not possible. They are located in pair, in the chest both sides of the heart. They transfers the oxygen into the blood flow and removes carbon dioxide from the blood. The whole process takes place when we breathe. We inhale oxygen from the air and exhales carbon dioxide in the air and this is only possible because of lungs.

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