NEET2025Zoology-Human Physiology
NEET 2025 Zoology Cardiovascular System Assertion Reason Question
Type: Assertion Reason-conceptual-Medium-Class 11
Cardiac activities of the heart are regulated by:
A. Nodal tissue
B. A special neural centre in the medulla oblongata
C. Adrenal medullary hormones
D. Adrenal cortical hormones
Choose the correct answer from the options given below:
A
A, B and C Only
B
A, B, C and D
C
A, C and D Only
D
A, B and D Only
Correct Answer
Option A
Detailed Explanation
Cardiac activities are primarily regulated by nodal tissue and neural centers in the brain, with adrenal medullary hormones influencing heart rate.
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