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NEET UG BIOLOGY MCQ: NEURAL CONTROL AND COORDINATION
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Read the following statements regarding regulation of cardiac activity.
A. A special neural centre in medulla can moderate cardiac output through somatic neural system.
B. Neural signals through parasympathetic nervous system can decrease the rate of heartbeat.
C. Neural signals through sympathetic nervous system can increase the rate of heartbeat.
D. Adrenal medullary hormones can also decrease the cardiac output.
Choose the option that correctly states the above statements as true (T) or false (F).
A. A special neural centre in medulla can moderate cardiac output through somatic neural system.
B. Neural signals through parasympathetic nervous system can decrease the rate of heartbeat.
C. Neural signals through sympathetic nervous system can increase the rate of heartbeat.
D. Adrenal medullary hormones can also decrease the cardiac output.
Choose the option that correctly states the above statements as true (T) or false (F).
View answer and explanation
Correct option: B
A-F, B-T, C-T, D-F
Option B (A-F, B-T, C-T, D-F) is correct because the medulla moderates cardiac output through the autonomic nervous system, and adrenal medullary hormones increase, not decrease, cardiac output.
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