PATHOPHYSIOLOGY FINAL EXAM 2022 WITH EXPLANATION

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Question 1 2 / 2 pts Question 2 2 / 2 pts NR 507/NR507 PATHOPHYSIOLOGY FINAL EXAM 2022 WITH EXPLANATIONS What period follows depolarization of the myocardium and represents a period during whi... ch no new cardiac potential can be propagated? Refractory Threshold Sinoatrial (SA) Hyperpolarization During the refractory period, no new cardiac action potential can be initiated by a stimulus. This selection is the only option that accurately identifies the period described in the question. What is the suggested mean blood pressure for an 8- to 9-year-old child? 106/58 mm Hg 104/55 mm Hg Question 3 2 / 2 pts Question 4 2 / 2 pts 112/62 mm Hg 121/70 mm Hg The suggested mean blood pressure for an 8- to 9- year-old child is 106/58 mm Hg. For a child of 6 to 7 years old, 104/55 mm Hg is appropriate; for a 12- to 13-year-old child, 112/62 mm Hg is appropriate, and for a 16- to 18-year-old young man, 121/70 mm Hg is appropriate. Which is an example of an endogenous antigen? [Show More]

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