Immune surveillance is a process in which ________ nonspecifically detect and destroy foreign cells and diseased host cells.
A. dendritic cells
B. T lymphocytes (T cells)
C. natural killer (NK) cells
D. macrophages
E. reticular cells
Answer: C
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Which of the following is NOT a sexually transmitted disease?
a) Syphilis b) Gonorrhea c) Genital Herpes d) Genital Warts e) All of these are sexually transmitted diseases
Dyspnea is directly related to chronic elevation of arterial PCO2 or reduction of PO2
a. True b. False Indicate whether the statement is true or false
If there is a physiologic level of antidiuretic hormone in the bloodstream, then:
A) blood pressure decreases secondary to dilation of the vessels. B) the renal tubules are stimulated to reabsorb sodium and water. C) potassium, phosphorus, and magnesium are lost through diuresis. D) the kidneys excrete excessive sodium and water from the body.
A ganglion is a ________.
A. bundle of axons in the PNS B. cluster of neurosomas in the CNS C. cluster of neurosomas in the PNS D. bundle of axons in the CNS E. cluster of dendrites in either the CNS or the PNS