STANDARD Zoology Circulatory System MCQ Question
Read the statements regarding the cardiac system and choose the right option
A. Human heart is an ectodermal derivative
B. Mitral valve guards the opening between the right atrium and left ventricle
C. SAN is located on the left upper corner of the right atrium
D. Stroke volume × Heart rate = Cardiac output
A alone is correct
A and B alone are correct
B and C alone are correct
D alone is correct
Correct Answer
Detailed Explanation
- Human heart is mesodermal in origin.
- Mitral valve or bicuspid valve is present between left atrium and left ventricle that prevent backflow of oxygenated blood.
Found an issue with this question?
Related Questions
More from Animal Physiology
Role of the water vascular system in Echinoderms is: A. Respiration and Locomotion B. Excretion and Locomotion C. Capture and transport of food D....
In cockroach, excretion is brought about by- A. Phallic gland B. Urecose gland C. Nephrocytes D. Fat body E. Collateral glands Choose the correc...
Read the following statement having two blanks A and B. In cockroach, a ring of 6-8 blind tubules called (A) is present at the junction of foregut and...