NURS5315 Exam 1 Questions with Detailed Verified Answers

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NURS5315 Exam 1 Questions with
Detailed Verified Answers


Question: What is the process by which excitable cells transmit information to
one another?


Ans: Action Potential


Question:What types of cells use the action potential?


Ans: Nerve and Muscle


Question:What potassium imbalance hypopolarizes the cell?


Ans: Hyperkalemia


Question:Does hypopolarization cause increased excitability of cells or
decreased excitability of cells?


Ans: Increased


Question:Which potassium imbalance causes hypopolarization of the cell?


Ans: Hyperkalemia


Question:In which calcium imbalance is the cell more excitable?

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Ans: Hypocalcemia


Question:Which calcium imbalance leads to cirmumoral paresthesias?


Ans: Hypocalcemia


Question:In which calcium imbalance do lethargy, confusion, and hyporeflexia
occur?


Ans: Hypercalcemia


Question:Cardiomegaly is a pathologic expression of what disease?


Ans: Hypertrophy


Question:Which adaptation pattern causes the endometrial lining to grow r/t
excess estrogen?


Ans: Hyperplasia


Question:Metaplasia of cells in esophagus; due to GERD; squamous cells
changed to columnar cells


Ans: Barrett's esophagus


Question:The thymus gland shrinking during childhood is a _______________
example of _________________.

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Ans: Physiologic;Atrophy


Question:Liver regeneration is a _______________ example of
_________________.


Ans: Physiologic;Hyperplasia


Question:What is the most common cause of hypoxic injury?


Ans: Ishcemia


Question:Loss of hemoglobin leads to ____________ injury.


Ans: Hypoxic


Question:Reperfusion injury leads to ___________ overload.


Ans: Calcium


Question:Tissue transplantation may cause _______________ injury.


Ans: Reperfusion


Question:Molecules with an unpaired electron in the outer shell


Ans: Free radicals


Question:___________ is a normal byproduct of ATP production that can lead
to ___________ from exhaustion of intracellular antioxidants.