Identify characteristics of reflexes.
A. Are homeostatic
B. Produce consistent results
C. Integrated within the CNS
D. Can be influenced by higher brain centers
Answer:
A. Are homeostatic
B. Produce consistent results
C. Integrated within the CNS
D. Can be influenced by higher brain centers
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A. the male pelvis is more massive B. the male pelvic outlet is smaller C. the female pubic arch is usually greater than 100 degrees D. the female coccyx is tilted posteriorly E. the female sacrum is longer
Pancreatic digestive secretions are regulated by
A. the amount of food eaten. B. cholesterol. C. bile salts. D. cholecystokinin.
The stroke volume of the heart
1.increases when the end-diastolic volume decreases.
2.increases when the end-systolic volume increases.
3.is independent of autonomic input to the heart.
4. can only be varied by varying end-systolic volume.
5. increases with sympathetic stimulation because the end-systolic volume is decreased.
The blood-brain barrier is reduced or missing from three locations in the brain. Which is not one of these locations?
A. Choroid plexus B. Hypothalamus C. Cerebrum D. Pineal gland