5. When talking bhlood presue he frst sound picked up by the stethoscope as bloo

Question

5. When talking bhlood presue he frst sound picked up by the stethoscope as blood pulses through the artery is the: thoscope as a. mean arterial pressure b. pulse pressure c. diastolic pressure d. peak systolic pressure 6. The two major factors affecting blood flow rates are a. diameter and length of blood vessels b. pressure and resistance c. neural and hormonal control mechanisms d. turbulence and viscosity 7. The four large blood vessels, two from each lung, that empty into the left atrium, completing the pulmonary circuit, are the a. venae cavae b. pulmonary arteries c. pulmonary veins d. subclavian veins The large blood vessel that collects most of the venous blood from organs below the diaphragm is the 8. a. superior vena cava inferior vena cava b. c. hepatic portal vein d. superior mesenteric vein 9. The primary function(s) of the respiratory system is (are): a. to move air to and from the exchange surfaces b. to provide an area for gas exchange between air and circulating blood c. to protect respiratory surfaces from dehydration and environmental variations d. a, b, and c are correct 10. The respiratory system consists of structures that a. provide defense from pathogenic invasions b. permit vocalizations and production of other sound c. regulate blood volume and pressure d. a, b, and c are correct

Explanation / Answer

.5 d systolic pressure used to measure blood pressure 6)D turbulence and viscosity as ur blood becomes thicker your blood pressure increases 7)C pulmonary veins 8)B inferior vena cava (or IVC) is a large vein that carries deoxygenated blood from the lower and middle body into the right atrium of the heart. 9) D 10B vocal cords makes noise or sound as we speak

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