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Question
Name the following:
The phase of the cardiac cycle in which auricle contracts.
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Solution
Auricular systole
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RELATED QUESTIONS
Draw a sectional view of the human heart and label on it Aorta, Pulmonary arteries, Vena cava, Left ventricle.
Given alongside is a diagram of the external features of the heart.
(i) Name the parts ‘1’ to ‘7’.
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(iii) Which type of blood does part ‘5’ carry?
(iv) Mention one structural difference between part ‘5’ and ‘4’.
The diagram given below represents the human heart in one phase of its activity. Study the same and then answer the questions that follow:
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- Name the phase.
- Which part of the heart is contracting in this phase? Give a reason to support your answer.
- Name the parts numbered 1to6.
- What type of blood flows through the parts marked 'l' and '2' respectively?
- How many valves are closed in this phase?
Choose the Odd One Out:
Give scientific reason.
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Ligamentum arteriosum is the remnant of an embryonic duct which joins ____________.
______ is the opening of the upper chamber of the heart into the lower chamber.
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