MEDICAL PHYSIOLOGY

PHYSIOLOGY

CARDIOVASCULAR PHYSIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Deoxygenated blood arrives to the heart from the the body via the ____
A
aorta
B
pulmonary arteries
C
vena cava
D
pulmonary veins
Explanation: 

Detailed explanation-1: -Oxygen-poor blood returns from the body to the heart through the superior vena cava (SVC) and inferior vena cava (IVC), the two main veins that bring blood back to the heart. The oxygen-poor blood enters the right atrium (RA), or the right upper chamber of the heart.

Detailed explanation-2: -Veins. Veins have one-way valves instead of muscles, to stop blood from running back the wrong way. Generally, veins carry deoxygenated blood from the body to the heart, where it can be sent to the lungs.

Detailed explanation-3: -The Atria Are the Heart’s Entryways for Blood The right atrium receives deoxygenated blood returning from other parts of the body.

There is 1 question to complete.