Question

1. ______ squirt out the blood to the body and lungs.
A. LEFT AND RIGHT ATRIUM
B. LEFT AND RIGHT VENTRICLE
C. VALVES
2. _____ fill with the blood returning to the heart.
A. LEFT AND RIGHT ATRIUM
B. LEFT AND RIGHT VENTRICLE
C. VALVES
3. _____ let the blood go in and out.
A. LEFT AND RIGHT ATRIUM
B. LEFT AND RIGHT VENTRICLE
C. VALVES

Answer 1

Answer:

B. Left and right ventricles

• The heart has a left ventricle and a right ventricle. Their job is to squirt out the blood to the body and lungs. Running down the middle of the heart is a thick wall of muscle called the septum (say: SEP-tum)

Left and right atrium

• atrium (say: AY-tree-uhm): The two upper chambers of the heart are called the atria. They are the chambers that fill with the blood returning to the heart from the body and lungs.

Valves

Heart valves ensure that blood flows properly in and out of the heart. veins and arteries

Explanation:

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Answer 2

Answer:

LEFT AND RIGHT VENTRICLE

. LEFT AND RIGHT ATRIUM

VALVES

Explanation: