Pineal gland production of melatonin is stimulated by the ________ of the hypothalamus.
A. paraventricular nuclei
B. suprachiasmatic nucleus
C. supraoptic nuclei
D. None of the choices are correct.
Answer: B
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The initial increase in ventilation with exercise onset is due to:
A. increased oxygen utilization leading to a drop in PaO2 B. increased anaerobic metabolism decreasing the pH C. a neurogenic signal originating in the brain D. repayment of the oxygen debt
If you were to record your own EEG activity while concentrating very hard on this exam, the most prominent EEG pattern would be
A. theta rhythm. B. alpha rhythm. C. delta rhythm. D. beta rhythm.
The blood vessels that carry blood away from the heart are the:
a. veins b. venules c. arteries d. capillaries
Which of the following blood vessels are associated with the coronary sinus?
What will be an ideal response?