Mucous, sweat gland secretions, hairs, and sebaceous secretions all contribute to the effectiveness of which type of innate defense?
a. interferons
b. pyrogens
c. physical barriers
d. complement
Answer: c. physical barriers
Anatomy & Physiology
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__________ is the hormone antagonist of insulin
Fill in the blank with the correct word.
Anatomy & Physiology
An organic molecule such as a vitamin that makes an enzyme functional is called a/an ________.
A. catalyst B. coenzyme C. coactivator D. buffer
Anatomy & Physiology
Epinephrine and norepinephrine are secreted by the ________.
A. adrenal cortex B. kidneys C. pancreas D. adrenal medulla
Anatomy & Physiology
Our ability to precisely locate a stimulus is ________ proportional to receptive field size.
A. inversely B. directly
Anatomy & Physiology