What causes the aortic semilunar valve to close?
What will be an ideal response?
greater pressure in the aorta than in the left ventricle
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Choose the directional term to make the following sentence correct. The knee is ________ to the foot.
A) lateral B) medial C) superficial D) distal E) proximal
The cardiac output is equal to
A) the product of heart rate and blood pressure. B) the difference between the end-diastolic volume and the end-systolic volume. C) the product of heart rate and stroke volume. D) the stroke volume less the end-systolic volume. E) the difference between the stroke volume at rest and the stroke volume during exercise.
________ is the process of maintaining a stable internal body environment
Fill in the blank(s) with correct word
Which one of the following must be broken down to fatty acids and glycerol for use as an energy source?
A) lauric acid B) triglycerides C) prostaglandins D) cholesterol E) lecithin