Question

define the human system and its functions and variation
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Answer 1

Question

• define the human system and its functions and variation

Answer

Definition.

Body systems are groups of organs and tissues that work together to perform important jobs for the body. Some organs may be part of more than one body system if they serve more than one function.

Organ Systems of the Human Body

Organ System Functions

Endocrine Regulates body functions by chemicals (hormones)

Cardiovascular Transports oxygen and nutrients to tissues Removes waste products

Lymphatic Returns tissue fluid to blood Defends against foreign organisms

Respiratory Oxygen/carbon dioxide exchange