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chapter 1, intro
Anatomy and Physiology, level of organization
Question | Answer |
---|---|
cells | the basic unit of life |
-------- are formed in to tissues | cell |
Tissues are formed into | organs |
organs are formed into | organs system |
integumentary system | consists of the skin and related stutures such as hair and nails. helps regulate body temperature |
skeleton system | framework of the body, protects and supports body organs |
Nervous system | consists of the brain, spinal cord, nerves and sense organs |
Endocrine system | consist of numerous glands that secrete hormones and chemical substances that regulates body activities. |
Circulatory system | consist of the heart and blood vessels. pumps and transport blood throughout the body |
Lymphatic system | consits of the lymp nodes, lymphatic vessels and other lymphoid organs. |
Respiratory system | consist of the lungs and other structures that conduct hair to and from the lungs. |