NURS5315 EXAM 1 CELLULAR FUNCTION, CANCER,
GENETICS QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) ALREADY GRADED A+
What is the process by which excitable cells transmit information to one
another? Ans✓✓✓Action Potential
What types of cells use the action potential? Ans✓✓✓Nerve and Muscle
What potassium imbalance hypopolarizes the cell?
Ans✓✓✓Hyperkalemia
Does hypopolarization cause increased excitability of cells or decreased
excitability of cells? Ans✓✓✓Increased
Which potassium imbalance causes hypopolarization of the cell?
Ans✓✓✓Hyperkalemia
In which calcium imbalance is the cell more excitable?
Ans✓✓✓Hypocalcemia
Which calcium imbalance leads to cirmumoral paresthesias?
Ans✓✓✓Hypocalcemia
In which calcium imbalance do lethargy, confusion, and hyporeflexia
occur? Ans✓✓✓Hypercalcemia
,Cardiomegaly is a pathologic expression of what disease?
Ans✓✓✓Hypertrophy
Which adaptation pattern causes the endometrial lining to grow r/t
excess estrogen? Ans✓✓✓Hyperplasia
Metaplasia of cells in esophagus; due to GERD; squamous cells changed
to columnar cells Ans✓✓✓Barrett's esophagus
The thymus gland shrinking during childhood is a _______________
example of _________________. Ans✓✓✓Physiologic;Atrophy
Liver regeneration is a _______________ example of
_________________. Ans✓✓✓Physiologic;Hyperplasia
What is the most common cause of hypoxic injury? Ans✓✓✓Ishcemia
Loss of hemoglobin leads to ____________ injury. Ans✓✓✓Hypoxic
Reperfusion injury leads to ___________ overload. Ans✓✓✓Calcium
Tissue transplantation may cause _______________ injury.
Ans✓✓✓Reperfusion
, Molecules with an unpaired electron in the outer shell Ans✓✓✓Free
radicals
___________ is a normal byproduct of ATP production that can lead to
___________ from exhaustion of intracellular antioxidants.
Ans✓✓✓Reactive Oxygen Species (ROS); Oxidative Stress
What type of injury can lead to Wernicke encephalopathy?
Ans✓✓✓Ethanol
Phosphorus deficiency r/t ethanol injury increases risk for
____________________ Ans✓✓✓Rhabdomyolysis (Muscle
Breakdown)
What 4 deficiencies are caused by ethanol injuries? Ans✓✓✓Folic Acid,
magnesium, B6, phosphorus
Smooth philtrum, thin vermilion border, and small palpebral fissures are
signs of _______________. Ans✓✓✓Fetal alcohol syndrome (FAS)
What two organs are most impacted by chronic ethanol injury?
Ans✓✓✓Liver and stomach
What deficiency causes Fetal alcohol syndrome? Ans✓✓✓Folic Acid
GENETICS QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) ALREADY GRADED A+
What is the process by which excitable cells transmit information to one
another? Ans✓✓✓Action Potential
What types of cells use the action potential? Ans✓✓✓Nerve and Muscle
What potassium imbalance hypopolarizes the cell?
Ans✓✓✓Hyperkalemia
Does hypopolarization cause increased excitability of cells or decreased
excitability of cells? Ans✓✓✓Increased
Which potassium imbalance causes hypopolarization of the cell?
Ans✓✓✓Hyperkalemia
In which calcium imbalance is the cell more excitable?
Ans✓✓✓Hypocalcemia
Which calcium imbalance leads to cirmumoral paresthesias?
Ans✓✓✓Hypocalcemia
In which calcium imbalance do lethargy, confusion, and hyporeflexia
occur? Ans✓✓✓Hypercalcemia
,Cardiomegaly is a pathologic expression of what disease?
Ans✓✓✓Hypertrophy
Which adaptation pattern causes the endometrial lining to grow r/t
excess estrogen? Ans✓✓✓Hyperplasia
Metaplasia of cells in esophagus; due to GERD; squamous cells changed
to columnar cells Ans✓✓✓Barrett's esophagus
The thymus gland shrinking during childhood is a _______________
example of _________________. Ans✓✓✓Physiologic;Atrophy
Liver regeneration is a _______________ example of
_________________. Ans✓✓✓Physiologic;Hyperplasia
What is the most common cause of hypoxic injury? Ans✓✓✓Ishcemia
Loss of hemoglobin leads to ____________ injury. Ans✓✓✓Hypoxic
Reperfusion injury leads to ___________ overload. Ans✓✓✓Calcium
Tissue transplantation may cause _______________ injury.
Ans✓✓✓Reperfusion
, Molecules with an unpaired electron in the outer shell Ans✓✓✓Free
radicals
___________ is a normal byproduct of ATP production that can lead to
___________ from exhaustion of intracellular antioxidants.
Ans✓✓✓Reactive Oxygen Species (ROS); Oxidative Stress
What type of injury can lead to Wernicke encephalopathy?
Ans✓✓✓Ethanol
Phosphorus deficiency r/t ethanol injury increases risk for
____________________ Ans✓✓✓Rhabdomyolysis (Muscle
Breakdown)
What 4 deficiencies are caused by ethanol injuries? Ans✓✓✓Folic Acid,
magnesium, B6, phosphorus
Smooth philtrum, thin vermilion border, and small palpebral fissures are
signs of _______________. Ans✓✓✓Fetal alcohol syndrome (FAS)
What two organs are most impacted by chronic ethanol injury?
Ans✓✓✓Liver and stomach
What deficiency causes Fetal alcohol syndrome? Ans✓✓✓Folic Acid
