Internal organs

Internal organs are the group of organs in the body that perform vital functions necessary for survival. These organs are located within the body cavities and are protected by the skeletal system. The main body cavities that house the internal organs include the cranial cavity, thoracic cavity, abdominal cavity, and pelvic cavity.

Function

Internal organs perform a wide range of functions that are essential for the survival and well-being of an organism. These functions include digestion, respiration, circulation, excretion, and reproduction.

Types of Internal Organs

Digestive System

The digestive system is composed of organs that break down food, absorb nutrients, and eliminate waste. These organs include the mouth, esophagus, stomach, small intestine, large intestine, rectum, and anus.

Respiratory System

The respiratory system is responsible for taking in oxygen and expelling carbon dioxide. The main organs of this system are the lungs, trachea, bronchi, and diaphragm.

Circulatory System

The circulatory system is responsible for transporting nutrients, oxygen, and waste products throughout the body. The main organs of this system are the heart, blood vessels, and blood.

Excretory System

The excretory system is responsible for removing waste products from the body. The main organs of this system are the kidneys, ureters, bladder, and urethra.

Reproductive System

The reproductive system is responsible for producing offspring. The main organs of this system in males are the testes, vas deferens, prostate gland, and penis. In females, the main organs are the ovaries, fallopian tubes, uterus, and vagina.

See Also

• Anatomy
• Physiology
• Human body

Internal organs Resources
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