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HLTH 107 Quiz 1 Graded A+ 2024
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HLTH 107 Quiz 1 Graded A+ 2024
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HLTH 107 Quiz 1 Graded A+ 2024about 55% of whole blood
clear to pale-yellow liquid that acts to hold the blood cells in suspension - ANSWER-
plasma
aorta - ANSWER-
aortic semilunar valve - ANSWER-
Arteries decrease in size as they move away from the heart, branching into many small
- ANSWER-arterioles
bicuspid valve - ANSWER-
blood vessels that carry blood away from the heart to the body. - ANSWER-arteries
Bottom portion of the heart ( blunt point ) - ANSWER-apex
bout 45% of whole blood
consist of red blood cells, white blood cells, and platelets - ANSWER-formed elements
carries oxygen poor blood from right ventricle to the lungs - ANSWER-pulmonary artery
carries oxygen rich blood from the left ventricle to the body - ANSWER-aorta
contains pericardial fluid
may fill with blood if heart is injured - ANSWER-visceral and parietal pericardium
dominant during sleep - ANSWER-Parasympathetic nervous system
dominant in stressful situations - ANSWER-Sympathetic nervous system
Groups of capillaries gradually enlarge to form - ANSWER-venules
has role in myocardial depolarization and contraction - ANSWER-Calcium Ca++
heart anatomy - ANSWER-Four chambered, muscular, hollow cone-shaped muscular
organ approximately the size of a closed fist
heart function - ANSWER-pump blood throughout body.
heart is made up of - ANSWER-several layers
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