Which of the following cells increase in number during an infection with parasitic worms?
A) basophils
B) macrophages
C) neutrophils
D) eosinophils
E) lymphocytes
D
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Among these contraception methods, the highest risk of accidental pregnancy accompanies _____
A) the use of a diaphragm B) the use of a condom C) the practice of coitus interruptus D) a verified vasectomy E) the practice of the "rhythm method"
You arrive late to a biological seminar. However, just as you enter the room, you hear the speaker referring to the "amino end" and the "carboxyl end" of a macromolecule. Immediately, you know that they are talking about a:
A. carbohydrate. B. protein. C. lipid. D. DNA.
Induction of long-term potentiation and long-term depression requires activation of two types of:
a. acetylcholine receptors. b. GABA receptors. c. norepinephrine receptors. d. glutamate receptors. e. serotonin receptors
What are examples of cells that support neurons both structurally and functionally?
A. Schwann cells, oligodendrocytes, and other neuroglia B. Dendrites, nodes of Ranvier, and neuroglia C. Dendrites and nodes of Ranvier D. Neuroglia and nodes of Ranvier E. Schwann cells and dendrites