Which statements belong in a student's summary of normal circulation? Select all that apply.
ASystemic veins deliver blood to the right atrium.✓ Correct
The right atrium receives blood from systemic veins.
BThe left ventricle sends blood into systemic circulation.✓ Correct
Blood leaving the left ventricle travels to the body.
CThe right ventricle sends blood toward the lungs.✓ Correct
The pulmonary route begins with blood ejected from the right ventricle.
DPulmonary veins deliver blood to the right atrium.✗ Incorrect
Pulmonary veins empty into the left atrium.
EThe left atrium pumps blood directly to the lungs.✗ Incorrect
The left atrium passes blood to the left ventricle; the right ventricle pumps toward the lungs.
Answer
A. Systemic veins deliver blood to the right atrium. · B. The left ventricle sends blood into systemic circulation. · C. The right ventricle sends blood toward the lungs.
Rationale
The right side sends returning systemic blood to the lungs. Once blood returns to the left side, the left ventricle propels it into the systemic circuit.
RememberRight heart to lungs; left heart to systemic tissues.
Sources
Structure of the HeartSEER Training Modules, National Cancer Institute · License: US government work (public domain) · Retrieved · Pathway of Blood through the Heart; Chambers of the Heart
Review: Introduction to the Cardiovascular SystemSEER Training Modules, National Cancer Institute · License: US government work (public domain) · Retrieved · Review: Introduction to the Cardiovascular System
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