Which of the following cells has the largest role and most widespread effect on immunity?
A) cytotoxic T cell
B) B cell
C) helper T cell
D) APC
C
Anatomy & Physiology
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The ventral root of a spinal nerve carries which component of a reflex arc?
A. Somatic receptors B. Afferent fibers C. The integration center D. Efferent fibers
Anatomy & Physiology
Sarcomeres are arranged end to end as
a. fascicles. b. myofibrils. c. bands. d. perimysium. e. none of these answers.
Anatomy & Physiology
All of the following are primary tissue types except
A) Connective. B) Fibrous. C) Nervous. D) Epithelial. E) Muscular.
Anatomy & Physiology
What type of hormone-receptor action allows insulin to move glucose into cells?
A. activation of cGMP B. activation of adenylate cyclase C. direct alteration of intracellular enzymes D. phosphorylation of intracellular proteins
Anatomy & Physiology