Match the terms with their correct meanings.

-Positioned between the left upper and lower heart chambers
A)electrocardiogram
B)deoxygenated blood
C)endothelium
D)murmur
E)myocardium
F)mitral valve
G)normal sinus rhythm
H)coronary arteries
I)pacemaker
J)pericardium

Question

Match the terms with their correct meanings.

-Positioned between the left upper and lower heart chambers
A)electrocardiogram
B)deoxygenated blood
C)endothelium
D)murmur
E)myocardium
F)mitral valve
G)normal sinus rhythm
H)coronary arteries
I)pacemaker
J)pericardium

Quizplus · Accepted Answer

The mitral valve is located between the left upper and lower heart chambers, preventing backflow of blood during contraction.

Answer: B
 Deoxygenated blood refers to blood that has already delivered oxygen to tissues and is returning to the heart to receive more oxygen.

Answer: C
 The endothelium is the inner lining of blood vessels and plays a role in regulating blood flow and clotting.

Answer: D
 A murmur is an abnormal sound heard during a heartbeat, indicating disrupted blood flow.

Answer: E
 The myocardium is the muscular layer of the heart responsible for pumping blood.

Answer: G
 Normal sinus rhythm refers to a regular heart rate and rhythm.

Answer: H
 The coronary arteries supply oxygen and nutrients to the heart muscle.

Answer: I
 The pacemaker is the cluster of cells in the heart that generate electrical signals and regulate the heartbeat.

Answer: J
 The pericardium is the sac that surrounds and protects the heart.

Match the Terms with Their Correct Meanings