The chamber(s) of the heart that receives blood first in the cardiac cycle is:

Left Atrium

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Left Ventricle

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Vena cava

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Right Ventricle

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Solution

The correct option is A
Left Atrium

Oxygen-rich blood from the lungs comes to the thin-walled upper chamber of the heart on the left, called the left atrium. The left atrium relaxes when it is collecting this blood. It then contracts, transferring the blood to the relaxed left ventricle.

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The first chamber of the heart that receives blood in the cardiac cycle is known as:

The chamber(s) of the heart that receive blood, first in the cardiac cycle, is known as:

The cardiac cycle is the sequence of events that occurs when the heart beats. In the (i)______, the heart ventricles (ii)______ and fill the heart with blood. In the (iii)_______ the ventricles (iv)________and pump the blood to the body through the arteries.

Q. The heart chamber that receives oxygenated blood from lungs.

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The chamber(s) of the heart that receives blood first in the cardiac cycle is:

The correct option is A Left Atrium Oxygen-rich blood from the lungs comes to the thin-walled upper chamber of the heart on the left, called the left atrium. The left atrium relaxes when it is collecting this blood. It then contracts, transferring the blood to the relaxed left ventricle.

The correct option is A
Left Atrium

Oxygen-rich blood from the lungs comes to the thin-walled upper chamber of the heart on the left, called the left atrium. The left atrium relaxes when it is collecting this blood. It then contracts, transferring the blood to the relaxed left ventricle.