What is the function of nurse cells in the thymus gland?
A. Secrete thymic hormones
B. Destroy moribund T-lymphocytes
C. Transform helper T-lymphocytes into cytotoxic T-lymphocytes
D. Transport mature T-lymphocytes to the bloodstream
E. Nourish developing T-lymphocytes
Answer: A
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Classifying joints as synarthrotic, amphiarthrotic, or diarthrotic represents
A. the degree of movement possible at the joint. B. the number of bones that the joint affects. C. location in the body. D. the composition of the joint.
People who get sick from hepatitis A food poisoning are given immunoglobulins to provide immediate protection. This is an example of a. naturally acquired active immunity
b. artificially acquired active immunity. c. artificially acquired passive immunity. d. naturally acquired passive immunity.
The Hering-Breuer reflex
A. causes erratic respirations. B. helps prevent overinflation of the lungs. C. has its sensory components in the sympathetic nerves. D. is a normal response to increased oxygen content in the blood. E. limits how much air a person can expire.
The gray matter of the brain houses motor neuron and interneuron cell bodies, dendrites, telodendria, and unmyelinated axons.
Answer the following statement true (T) or false (F)