Mitral valve prolapse causes blood to leak back into the ________ when the ventricles contract
A) aorta
B) pulmonary arteries
C) left atrium
D) right atrium
E) pulmonary trunk
C
You might also like to view...
An action potential requires ______
A) voltage-gated sodium channels to open B) sodium to flow with its electrochemical gradient C) chemically gated sodium channels to open D) voltage-gated sodium channels to open and sodium to flow with its electrochemical gradient
Synovial membranes:
A) line the pleural, pericardial, and peritoneal body cavities. B) line the cavities surrounding freely movable joints. C) are hard due to the presence of keratin. D) line the passages of hollow organs that open to the outside of the body.
A chemist experiments on a molecule with the formula of C5H10O5. This compound is likely a(n) ________
A) protein B) triglyceride C) enzyme D) carbohydrate E) nucleotide
The term newborn refers to the period from birth through ________, whereas the term infant refers to the period from ________.
A. the first four weeks; the first month to 1 year B. one week; the second week through the second year C. 3 months; 3 months to 6 months D. the first year; the first year to the second year