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NURS5315 Exam 1 Questions and Answers
(Expert Solutions)
Q: What is the process by which excitable cells transmit information to one another?,
🗹🗹: Action Potential
Q: What types of cells use the action potential?, 🗹🗹: Nerve and Muscle
Q: What potassium imbalance hypopolarizes the cell?, 🗹🗹: Hyperkalemia
Q: Does hypopolarization cause increased excitability of cells or decreased excitability
of cells?, 🗹🗹: Increased
Q: Which potassium imbalance causes hypopolarization of the cell?, 🗹🗹:
Hyperkalemia
Q: In which calcium imbalance is the cell more excitable?, 🗹🗹: Hypocalcemia
Q: Which calcium imbalance leads to cirmumoral paresthesias?, 🗹🗹: Hypocalcemia
Q: In which calcium imbalance do lethargy, confusion, and hyporeflexia occur?, 🗹🗹:
Hypercalcemia
Q: Cardiomegaly is a pathologic expression of what disease?, 🗹🗹: Hypertrophy
Q: Which adaptation pattern causes the endometrial lining to grow r/t excess estrogen?,
🗹🗹: Hyperplasia
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Q: Metaplasia of cells in esophagus; due to GERD; squamous cells changed to columnar
cells, 🗹🗹: Barrett's esophagus
Q: The thymus gland shrinking during childhood is a _______________ example of
_________________., 🗹🗹: Physiologic;Atrophy
Q: Liver regeneration is a _______________ example of _________________., 🗹🗹:
Physiologic;Hyperplasia
Q: What is the most common cause of hypoxic injury?, 🗹🗹: Ishcemia
Q: Loss of hemoglobin leads to ____________ injury., 🗹🗹: Hypoxic
Q: Reperfusion injury leads to ___________ overload., 🗹🗹: Calcium
Q: Tissue transplantation may cause _______________ injury., 🗹🗹: Reperfusion
Q: Molecules with an unpaired electron in the outer shell, 🗹🗹: Free radicals
Q: ___________ is a normal byproduct of ATP production that can lead to ___________ from
exhaustion of intracellular antioxidants., 🗹🗹: Reactive Oxygen Species (ROS);
Oxidative Stress
Q: What type of injury can lead to Wernicke encephalopathy?, 🗹🗹: Ethanol
Q: Phosphorus deficiency r/t ethanol injury increases risk for ____________________, 🗹🗹:
Rhabdomyolysis (Muscle Breakdown)
Q: What 4 deficiencies are caused by ethanol injuries?, 🗹🗹: Folic Acid, magnesium,
B6, phosphorus
NURS5315 Exam 1 Questions and Answers
(Expert Solutions)
Q: What is the process by which excitable cells transmit information to one another?,
🗹🗹: Action Potential
Q: What types of cells use the action potential?, 🗹🗹: Nerve and Muscle
Q: What potassium imbalance hypopolarizes the cell?, 🗹🗹: Hyperkalemia
Q: Does hypopolarization cause increased excitability of cells or decreased excitability
of cells?, 🗹🗹: Increased
Q: Which potassium imbalance causes hypopolarization of the cell?, 🗹🗹:
Hyperkalemia
Q: In which calcium imbalance is the cell more excitable?, 🗹🗹: Hypocalcemia
Q: Which calcium imbalance leads to cirmumoral paresthesias?, 🗹🗹: Hypocalcemia
Q: In which calcium imbalance do lethargy, confusion, and hyporeflexia occur?, 🗹🗹:
Hypercalcemia
Q: Cardiomegaly is a pathologic expression of what disease?, 🗹🗹: Hypertrophy
Q: Which adaptation pattern causes the endometrial lining to grow r/t excess estrogen?,
🗹🗹: Hyperplasia
, Page | 2
Q: Metaplasia of cells in esophagus; due to GERD; squamous cells changed to columnar
cells, 🗹🗹: Barrett's esophagus
Q: The thymus gland shrinking during childhood is a _______________ example of
_________________., 🗹🗹: Physiologic;Atrophy
Q: Liver regeneration is a _______________ example of _________________., 🗹🗹:
Physiologic;Hyperplasia
Q: What is the most common cause of hypoxic injury?, 🗹🗹: Ishcemia
Q: Loss of hemoglobin leads to ____________ injury., 🗹🗹: Hypoxic
Q: Reperfusion injury leads to ___________ overload., 🗹🗹: Calcium
Q: Tissue transplantation may cause _______________ injury., 🗹🗹: Reperfusion
Q: Molecules with an unpaired electron in the outer shell, 🗹🗹: Free radicals
Q: ___________ is a normal byproduct of ATP production that can lead to ___________ from
exhaustion of intracellular antioxidants., 🗹🗹: Reactive Oxygen Species (ROS);
Oxidative Stress
Q: What type of injury can lead to Wernicke encephalopathy?, 🗹🗹: Ethanol
Q: Phosphorus deficiency r/t ethanol injury increases risk for ____________________, 🗹🗹:
Rhabdomyolysis (Muscle Breakdown)
Q: What 4 deficiencies are caused by ethanol injuries?, 🗹🗹: Folic Acid, magnesium,
B6, phosphorus
