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Valves in Heart

Fill in the b...

Question

Fill in the blanks with approriate words.
The.......... valves close shortly after the start of ventricular systole while the.......... valves close shortly after the diastole starts.

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Solution

AV valves, semilunar valves

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Q. Very short answer type.
Name the valves that open shortly after the diastole of the heart starts.

Q. Choose the correct sequence of events in the cardiac cycle:
I. Ventricular systole
II. Blood reaches ventricles
III. A-V valves closes
IV. Atrial systole
V. Semilunar valve closes
VI. Blood goes to major arteries
VII. Semilunar valve opens
VII. Ventricular diastole

Q. Which of the following events does not take place during a ventricular systole
i. Due to the ventricular systole, ventricular pressure decreases.
ii. During the end of ventricular systole the semilunar valves open up.
iii. During the start of the ventricular systole the bicuspid and tricuspid valves close
iv. Due to the closure of the atrio-ventricular valves, dup sound is produced.

Q. Fill in the blanks with approriate words.
Left auriculo-ventricular valve is also known as ..........valve.

Q. Fill in the blanks with approriate words.
..........valves prevent backflow of blood into the heart.

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Valves in Heart

Standard IX Biology

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