Quiz 09 Answer Key

Quiz 09 Answer Key - Q uiz 09 Answer Key Question 1 For a...

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Quiz 09 Answer Key Question 1 For a normal adult, systemic arterial pressure, measured with a sphygmomanometer from the left brachial artery, was 125/65. Pressure in the pulmonary arteries was 24/10. Choose the best answer for the following questions based on the information provided above. Choices are in the dropdown menu. Consider a normal cardiac cycle. Contraction of the left ventricle increases left ventricular pressure to a maximum of about 125 mmHg. Left ventricular pressure then drops to nearly 3 mmHg and rises only a slight amount until the left ventricle contracts again. Aortic pressure rises to a maximum of about 125 mmHg and then decreases to a minimum of about 65 mmHg. The aortic semilunar valve opens when the rising pressure in the left ventricle just exceeds the pressure in the aorta. For this individual, the pressure in the aorta and the pressure in the left ventricle when the aortic semilunar valve opens is about 65 mmHg. The best estimate of the left ventricular pressure and the aortic pressure when the aortic
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Quiz 09 Answer Key - Q uiz 09 Answer Key Question 1 For a...

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