The opening of the coronary sinus is located in which of the following structures?
The correct answer is C.
The coronary sinus collects venous blood from the coronary circulation and returns the blood to the right atrium. Therefore, the coronary sinus opens into the right atrium.
Reference: http://www.digital-world-medical-school.net/01.%20Medical%20School/1.%201st/09.%20Regional%20Gross%20Anatomy/03.%20Thorax/03.%20Heart/Heart.html
Content 2
Content 3
1. Which of the following vessels is responsible for transporting oxygenated blood from the lungs to the heart?
A Doppler echocardiogram evaluates blood flow, speed, and direction of blood within the heart and also screens the four valves for any leakage. If a patient's heart function during diastole is being studied, which valves would the Doppler detect to be open?