Which ribs are true ribs?
A. 1–7
B. 8–12
C. 11–12
D. None of the above
Answer: A
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Which statement regarding the third ventricle is true?
A. It is midline. B. The thalamus forms the lateral walls. C. The pineal gland is posterior to it. D. The ventral wall is formed by the hypothalamus. E. All of the above
Which of the following is classified as a protein?
A) cholesterol B) enzyme C) glucose D) triglyceride E) RNA
The diffusion of calcium ions into a smooth muscle cell does not depolarize the membrane so no action potential occurs
Indicate whether the statement is true or false.
Mr. Smith moved from a low altitude to a high altitude and experienced an increase in RBCs. Which of the following caused this increase?
A. The increased metabolic rate seen at higher altitudes B. Increased exercise C. The lower temperature present at higher altitudes D. The increased CO2 retention that occurs at high altitudes E. The lower O2 concentration seen at higher altitudes