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☕️ Coffee - ☕️ Module 6 SGD 4: The Circulation and Hemodynamics [page 496] - ☕️ Module 6 SGD 5: Control of the Systemic Circulation [page 497]

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Published	01/14/2024	As the metabolism in the tissue increases for an extended period of time, the vascularity also increases. True False
Published	01/14/2024	This mechanism becomes active only when the mean arterial pressure falls to 60 mm Hg or lower. A. Chemoreceptor reflex B. CNS ischemic response C. Ren…
Published	01/14/2024	One of the following conditions results in vasoconstriction A. High pH B. Hyperkalemia C. An increase in carbon dioxide concentration D. Low oxygen co…
Published	01/14/2024	Blockage of an artery would result to an absence of blood supply to the affected tissue True False
Published	01/14/2024	According to this theory, an increase in local blood flow is brought about by an increase in metabolic cellular activity which decreases the oxygen c…
Published	01/14/2024	One of the following control mechanisms responds within seconds or minutes upon stimulation A. Abdominal compression reflex B. Antidiuretic hormone me…
Published	01/14/2024	The following group of substances can cause dilation o blood vessels A. Angiotensin II, bradykinin, histamine, hydrogen B. Atrial natriuretic peptide,…
Published	01/14/2024	The effect of these mechanisms is lowered blood pressure A. Abdominal compression reflex, chemoreceptors reflex B. Atrial reflex, abdominal compressio…
Published	01/14/2024	This mechanism is primarily responsible for regulation of sodium excretion A. Antidiuretic hormone mechanism B. Atrial natriuretic peptide C. Renin-an…
Published	01/14/2024	The most important long term controller of arterial blood pressure A. Chemoreceptors in the carotid and aortic bodies B. Heart C. Kidneys D. Stretch r…
Published	01/14/2024	One of the following statements is true of the thoracic aorta A. It courses forward, superior and posteriorly to the left of the trachea B. It begins…
Published	01/14/2024	The arterial blood volume comprises ____% of the total blood volume. A. 5-10 B. 10-15 C. 15-20 D. 20-25
Published	01/14/2024	Which of the following statements is true of the viscosity of blood? A. Changes viscosity at different velocities in the arterioles and venules B. De…
Published	01/14/2024	The amount of blood present in the heart and lungs comprise __% of the total blood volume? A. 15 B. 16 C. 17 D. 18
Published	01/14/2024	Food digestion can cause an increase of ____mm Hg in systolic pressure. A. 2-4 B. 4-6 C. 6-8 D. 8-10
Published	01/14/2024	This law/principle states that the different layers of the molecules of blood move parallel to each other into longitudinal streamlines. A. Poiseuill…
Published	01/14/2024	Brett is a 23-year-old second year medical student. His blood pressure is 130/70 with a pulse pressure of 60 mm Hg. His mean pressure is A. 90 B. 100…
Published	01/14/2024	During phase 1 of the Korotkoff sounds, a _______ sound is heard. A. hissing B. murmuring C. tapping D. thudding
Published	01/14/2024	The total blood flow through the systemic circulation is higher than that of the lungs. True False
Published	01/14/2024	The right common carotid artery is a branch of the arch of the aorta. True False
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