There are four chambers of the heart:
Correct answer: C. Two upper thin-walled atria and two lower thick-walled ventricles
- A. Two upper thick-walled atria
- B. Two lower thin-walled ventricles
- C. Two upper thin-walled atria and two lower thick-walled ventricles
- D. Two upper thin-walled ventricles and two lower thick-walled atria
Explanation
Two upper chambers containing thin walls are called atria whereas two lower chambers containing thick wall are called ventricles.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? [email protected]
About Circulation
The circulatory system covers the chambers, valves and conducting pathway of the human heart, along with the cardiac cycle and control of heartbeat. It compares arteries, veins and capillaries by structure and function, and explains how the lymphatic system returns tissue fluid, transports absorbed fats and supports immunity.
Practise Circulation
695 free Circulation MCQs from Biology, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Biology questions like this
Biology is on 8 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.
More Circulation questions
_receives deoxygenated blood via venae cavae.
The vein which is formed by many veins collecting deoxygenated blood with absorbed food from different parts of the alimentary canal, is called:
'Lubb' sound is produced by closure of:
Pericardium prevents the heart from:
Chordae tendinae are attached to the:
Which part of the heart receives deoxygenated blood from whole body?