Which of the following contains cell bodies but no synapses?
a. dorsal root ganglia
b. anterior grey horns
c. chain ganglia
d. ciliary ganglia
Answer: a. dorsal root ganglia
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A 68-year-old male is admitted to the hospital for emphysema. He is hypoxic and his lab tests reveal low oxygen levels. His hematocrit is 65%. The physician has told him that he has a type of polycythemia in which he has an increased number of erythrocytes circulating in his bloodstream. The patient tells the nurse that he does not understand what that means. How would the nurse explain this
in terms the patient could understand? What will be an ideal response?
Oligodendrocytes form myelin around the axons of the CNS
Indicate whether the statement is true or false
Inhibin
a. is produced by the Leydig cells b. is produced by the developing sperm cells c. signals the interstitial cells d. does both a and c e. does none of the above
Increasing ventilation will increase the PO2 and decrease the PCO2, which promotes gas exchange
Indicate whether the statement is true or false.