Abeka Order & Design quiz 10
nerves
What are bundles of fibers that connect the central nervous system to the rest of the body?
impulses
What are electrochemical messages traveling along a nerve?
hormones
What are the chemical messengers secreted by the endocrine system?
adrenals
What are the glands responsible for the body's "fight-or-flight" response?
brain
What is the chief organ of the nervous system?
pineal
What is the endocrine gland that serves as the body's clock?
gonads
What is the general term for the main organs of the reproductive system (ovaries in women and testes in men)?
brain stem
What is the part of the brain that connects the brain to the spinal cord?
cell
What is the smallest part of the body that can be said to be alive?
muscle tissue
What tissue type provides motion?