Asked by Janae Omusi on Jun 16, 2024
Verified
Which of the following is NOT a major opening into the right atrium?
A) Pulmonary vein
B) Inferior vena cava
C) Superior vena cava
D) Coronary sinus
Pulmonary Vein
One of the veins that carry blood from the lungs to the left atrium of the heart.
Coronary Sinus
A large vein on the posterior side of the heart that collects blood from the heart muscle and empties it into the right atrium.
- Elucidate on the systemic and pulmonary circulations including the circulation of blood within each.
Verified Answer
RT
ronald taylorJun 21, 2024
Final Answer :
A
Explanation :
The pulmonary vein opens into the left atrium, not the right atrium. The inferior vena cava, superior vena cava, and coronary sinus all open into the right atrium, carrying deoxygenated blood from the body to the heart.
Learning Objectives
- Elucidate on the systemic and pulmonary circulations including the circulation of blood within each.