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Question

The heat pumps blood to the pulmonary and aortic arches. For this to happen, the four chambers of the heart have to contract in a definite sequence. What is the sequence in which the contraction takes place?
(a) Left ventricle
(b) Right auricle
(c) Right ventricle
(d) Left auricle
  1. (a), (c), (b), (d)
  2. (b), (d), (c), (a)
  3. (a), (d), (c), (b)
  4. (d), (b), (c), (a)


Solution

The correct option is B (b), (d), (c), (a)

Option: (a)

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