Select the correct statement about the heart valves
A) The tricuspid valve separates the left atrium from the left ventricle.
B) The mitral valve separates the right atrium from the right ventricle.
C) The AV valves are supported by the chordae tendineae so that blood does not flow back into the atria during ventricular contraction.
D) Aortic and pulmonary valves control the blood flow into the heart.
C
Explanation:
A) The tricuspid valve is on the right side of the heart.
B) The mitral valve is found on the left side of the heart.
D) The aortic and pulmonary valves do not control blood flow into the heart.
You might also like to view...
The medial concavity of the kidney is called the __________, which admits the renal nerves, blood vessels, lymphatic vessels, and ureter.
A. medulla B. corpuscle C. cortex D. hilum E. capsule
Epinephrine is a ________.
A. sympathetic neurotransmitter B. sympathomimetic hormone C. parasympathetic neurotransmitter D. All of the choices are correct.
The human heart were experiencing hyperthermia, what do you think would be the effect on the heart rate?
A) The heart rate would increase and then return to normal. B) The heart rate would decrease. C) The heart rate would increase. D) The heart rate would not change.
Genotype is ________
A) an individual's actual genetic makeup B) the manner in which a particular trait is expressed C) the expression of sex chromosomes in an individual D) the diploid number of chromosomes in an individual