Before an antigen can stimulate a lymphocyte, it must first be processed by __________.
a. a macrophage
b. an NK cell
c. a neutrophil
d. a cytotoxic T cell
Ans: a macrophage
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A) cools a cell. B) is not motile. C) fastens one cell to another. D) propels a cell through fluid. E) detects environmental stimuli.
The viscosity of blood is due more to the presence of ________ than to any other factor.
A. sodium B. albumin C. fibrin D. erythrocytes E. nitrogenous wastes
The afferent division of the nervous system is also known as the ________ division.
A. motor B. ganglial C. cranial D. efferent E. sensory
A male sustains a crushing injury to his foot. After weeks of care, he begins to notice that he cannot bend the little toe on his right foot. Which of the following would be a logical diagnosis?
A. Atrophy of the flexor hallucis brevis B. Atrophy of the flexor digiti minimi brevis C. Atrophy of the adductor hallucis D. Atrophy of the fibularis brevis E. Atrophy of the soleus