Zoology-Heart & Circulation
NEET Zoology Heart & Circulation Match the Following Question
Type: Match the Following-match the column-Medium-Class 11
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 |
A
a-ii, b-iii, c-i, d-iv
B
a-i, b-ii, c-iii, d-iv
C
a-ii, b-i, c-iv, d-iii
D
a-ii, b-iv, c-i, d-iii
Correct Answer
Option A
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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