NURS 3040 EXAM 1 TEST QUESTIONS
WITH ALL COMPLETE SOLUTIONS.
Insidious - Answer proceeding in a gradual, subtle way, but with harmful effects
fulminant - Answer severe and sudden onset of symptoms or a disease
Infarct - Answer Area of dead tissue after a lack of blood supply
What are factors that cause cellular injury? - Answer -Na/K pump dysfunction
-loss of cell wall integrity
-Intracellular accumulation
-protein synthesis defects
-DNA damage
Where is oxygen carried in the cell? - Answer Hemoglobin carries the oxygen in the RBC
What is the most common cause of cellular hypoxia? - Answer ischemia (impaired O2
delivery)
What does hypoxic injury lead to? - Answer cellular power failure due to the fact that less
ATP can be made in an anaerobic environment
Which fluid space is Sodium most important? - Answer main determinant of osmolarity in
extracellular fluid
Which fluid space is Potassium most important? - Answer main determinant in intracellular
fluid
Products and Results of Na/K Pump - Answer expels 3 Na in exchange for 2 K
functions of Na/K pump - Answer -maintains action potential of muscle and nerve cells
-fluid balance in/out cells
-maintains intracellular Ca
Types of Accumulation Injury? - Answer - Calcification
, - Lipids
- Protein
- Pigments
- Urate
- Environmental
laceration - Answer a cut, tear in skin
incision - Answer cut that is longer than deep
contusion - Answer bruise
Hematoma - Answer a solid swelling of clotted blood within the tissues.
Abrasion - Answer Scrape of the skin due to something abrasive
Avulsion - Answer An injury in which soft tissue is torn completely loose or is hanging as a
flap.
Friction - Answer more superficial injury
Shearing - Answer injury resulting from gravity, deeper wound, skin tear EX: elderly moving
in bed
Signs of lead poisoning? - Answer blue gum line
exposure to lead due to - Answer flaky paint, batteries
Sign of Carbon Monoxide Poisoning? - Answer bad headache, nausea, ringing in ears
Exposure to carbon monoxide: - Answer bad ventilated home, car left on, space heater
Symptoms of mercury poisoning - Answer Toxic to brain, spinal cord, and kidneys
free radicals - Answer substance that attacks endothelium and disrupts its entity
WITH ALL COMPLETE SOLUTIONS.
Insidious - Answer proceeding in a gradual, subtle way, but with harmful effects
fulminant - Answer severe and sudden onset of symptoms or a disease
Infarct - Answer Area of dead tissue after a lack of blood supply
What are factors that cause cellular injury? - Answer -Na/K pump dysfunction
-loss of cell wall integrity
-Intracellular accumulation
-protein synthesis defects
-DNA damage
Where is oxygen carried in the cell? - Answer Hemoglobin carries the oxygen in the RBC
What is the most common cause of cellular hypoxia? - Answer ischemia (impaired O2
delivery)
What does hypoxic injury lead to? - Answer cellular power failure due to the fact that less
ATP can be made in an anaerobic environment
Which fluid space is Sodium most important? - Answer main determinant of osmolarity in
extracellular fluid
Which fluid space is Potassium most important? - Answer main determinant in intracellular
fluid
Products and Results of Na/K Pump - Answer expels 3 Na in exchange for 2 K
functions of Na/K pump - Answer -maintains action potential of muscle and nerve cells
-fluid balance in/out cells
-maintains intracellular Ca
Types of Accumulation Injury? - Answer - Calcification
, - Lipids
- Protein
- Pigments
- Urate
- Environmental
laceration - Answer a cut, tear in skin
incision - Answer cut that is longer than deep
contusion - Answer bruise
Hematoma - Answer a solid swelling of clotted blood within the tissues.
Abrasion - Answer Scrape of the skin due to something abrasive
Avulsion - Answer An injury in which soft tissue is torn completely loose or is hanging as a
flap.
Friction - Answer more superficial injury
Shearing - Answer injury resulting from gravity, deeper wound, skin tear EX: elderly moving
in bed
Signs of lead poisoning? - Answer blue gum line
exposure to lead due to - Answer flaky paint, batteries
Sign of Carbon Monoxide Poisoning? - Answer bad headache, nausea, ringing in ears
Exposure to carbon monoxide: - Answer bad ventilated home, car left on, space heater
Symptoms of mercury poisoning - Answer Toxic to brain, spinal cord, and kidneys
free radicals - Answer substance that attacks endothelium and disrupts its entity
