Which of the following is greater?
A) the number of primordial follicles in the ovaries at birth
B) the number of primordial follicles in the ovaries at puberty
Answer: A
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The glenoid cavity of the __________ articulates with the head of the __________.
a) scapula; sternum b) humerus; scapula c) sternum; humerus d) scapula; humerus
The androgen-binding protein functions to
A. transport androgens in the plasma. B. confer responsiveness of certain cells to male sex hormones. C. exert negative feedback on the production of testosterone by the Leydig cells. D. transport testosterone across cell walls. E. bind and maintain high concentrations of testosterone in the seminiferous tubules.
What does not happen to a carbon dioxide molecule once it enters the bloodstream?
A) It is converted to a molecule of carbonic acid. B) It binds to the protein portion of hemoglobin molecules within red blood cells. C) It dissolves in plasma. D) It is converted by carbonic anhydrase. E) It binds to heme groups in hemoglobin.
These receptors respond to touch, pressure, vibration, and stretch
A. Chemoreceptors B. Thermoreceptors C. Photoreceptors D. Mechanoreceptors E. Baroreceptors