Which of the following is not a parasite?
a. rickettsial c. protozoan
b. fungus d. coccidia
B
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Between the ages of 20 and 80, we lose about ________ percent of our renal function
A) 40 B) 50 C) 30 D) 25
An immature female chicken is a/an ________
Fill in the blank(s) with correct word
The medial nuclei of the thalamus
A) are part of the limbic system. B) integrate sensory information for relay to the frontal lobes. C) produce the hormone oxytocin. D) process visual information. E) receive sensory information from the cerebellum.
Schwann cells differ from oligodendrocytes in which of the following ways?
A. Oligodendrocytes are only found in the PNS; Schwann cells are only found in the CNS. B. Schwann cells form sheaths around several axons, while oligodendrocytes form sheaths around only one axon. C. Schwann cells form myelin; oligodendrocytes do not. D. Schwann cells form a myelin sheath around a portion of only one axon, while oligodendrocytes can surround portions of several axons. E. None of the choices are correct.