8136768
Description
Flashcards by Daniel-San Ramos, updated more than 1 year ago
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Created by Daniel-San Ramos
over 7 years ago
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| Question | Answer |
| Which of the following tunics contain structures involved with peripheral resistance? A. Tunica intima B. Tunica media C. Tnica externa D. Vasa vasorum | B. Tunica media |
| Which of the following vessels in involved with exchange of nutrients and gasses with tissues? A. Elastic arteries B. Capillaries C. Small veins D. Superior venacava | Capillaries |
| Myocardial infarctions most likely will not happen if there were A. Less arteries supplying the heart B. More coronary arteries C. Arterial anastomoses D. Venous anastomoses | C. Arterial anastomoses |
| More adipose tissue needs additional blood vessels supplying them. Resistance is increased here due to increased A. Blood viscosity B. Total blood vessel length C. Blood vessel diameter D. None of the above | B. Total blood vessel length |
| Steepest fall in blood pressure happens in the A. Aorta B. arterioles C. Capillaries D. Veins | B. Arterioles |
| Long term regulation of blood pressure is modulated by A. Cardioacceletory and cardioinhibitory centers in brain B. Hormones like epinephrine and norepinephrine C. Increased filtration by the kidney and angiotensin 2 D. Baroreceptor and chemoreceptor reflex | C. Increased Filtration by the kidney and angiotensin 2 |
| Mechanism involved in short term regulation of blood pressure affect A. Blood volume B. Peripheral resistance | B. Peripheral resistance |
| When there is an increased in blood pressure baroreceptors respond by A. Stimulate cardioinhibitory centers B. Stimulate cardioaccelatory centers C. Stimulate vasomotor center D. Vasoconstriction | A. Stimulate cardioinhibitory centers |
| Which hormone involved in short term regulation of BP causes vasodilation A. ADH B. Atrial natriuretic peptide C. Adrenalin D. Angiotensin II | B. Atrial natriuretic peptide |
| Orthostatic hypotension is caused by A. Change in position B. Poor nutritional status C. Circulatory shock D. all of the above | A. Change in position |
| When you start exercising blood flow decreases to A. Digestive tract B. Brain C. Skeletal muscle D. Heart | A. Digestive tract |
| Decrease oxygen in skeletal muscle cause blood vessels to A. Vasoconstriction B. Vasodilation C. Smooth muscle in blood vessels contract D. All of the above | B. Vasodilation |
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