Question

Hormonal regulation of cardiac activity involves the hormones______and_______, secreted by the______

• A. epinephrine, norepinephrine, cortex of adrenal glands
• B. epinephrine, norepinephrine, medulla of adrenal glands
• C. thyroxine, calcitonin, thyroid gland
• D. aldosterone, corticosterone, cortex of adrenal glands

Answer 1

Answer: (B)

Correct answer is (b) epinephrine, norepinephrine, medulla of adrenal glands