Which of the following thoracic organs is supplied by a parietal branch of the thoracic aorta?
A. Esophagus
B. Thymus gland
C. Heart
D. Lungs
E. Intercostal muscles
Answer: E
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If damaged or diseased, which part of the brain would make a person unable to control and regulate the rate of respiratory movements?
A) the cerebral peduncles of the mesencephalon B) the pneumotaxic center of the pons C) the vasomotor center of the medulla D) the olivary nucleus of the medulla oblongata E) the respiratory rhythmicity center of the medulla
The major function of the superior colliculi includes reflexes involved with
A) the ears. B) the eyes. C) the taste buds. D) the nose. E) None of the answers are correct.
When the bladder wall is distended as a result of urine accumulation, the stretch receptors are stimulated and send afferent impulses to the spinal cord that
a. stimulate parasympathetic nerves, which return to the bladder and cause it to contract b. inhibit the motor neurons that normally keep the external urethral sphincter closed c. stimulate nerves that go to the kidney and prevent glomerular filtration until the bladder is empty d. cause a and b e. cause none of the above events
Which of the following recommendations regarding daily requirements is correct?
A. Fats should account for 45% of total caloric intake. B. Carbohydrate intake should be around 500 grams daily. C. Protein consumption should be 10-35% of total kilocalorie intake. D. Cholesterol intake should be about 300 milligrams per day. E. Protein consumption should be about 45% of total kilocalorie intake.