NEET Zoology Heart & Circulation Match the Following Question
Match Column-I with Column-II.
Column-I Column-II (a) Sino-atrial Node (i) Oxygenated blood to body (b) Right Ventricle (ii) Initiates heart contraction (c) Left Atrium (iii) Deoxygenated blood to lungs (d) Atrial Systole (iv) Contraction of atria
Choose the correct matching:
a-ii, b-iii, c-i, d-iv
a-i, b-ii, c-iii, d-iv
a-ii, b-i, c-iv, d-iii
a-ii, b-iv, c-i, d-iii
Correct Answer
Detailed Explanation
The Sino-atrial Node (SAN) is known as the pacemaker and initiates heart contractions (a-ii). The Right Ventricle pumps deoxygenated blood to the lungs (b-iii), while the Left Atrium receives oxygenated blood (c-i). Atrial Systole refers to the contraction of the atria (d-iv).
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