NURS 3303 Exam 1 Questions 100% Solved.
Pathology - answerthe scientific study of disease
Etiology - answercause of disease
idiopathic - answercause of disease is unknown- occurs naturally
latrogenic - answercauses due to medical complication, error, treatment, or procedure.
predisposing facto...
hypertrophy - answer✔the enlargement of an organ or tissue from the increase in size of its cells.
causes: increased stimuli and increased workload or use physiologic stimuli and pathologic
stimuli (cardiomyopathy: enlarged heart/ left ventricle)
effects: enlargement of heart, enlargement of muscles, and hypertension- super hard heart use.
this also leads to angiogenesis: enlarged heart.
atrophy - answer✔decreased tissue mass- cell degeneration and cells get smaller.
causes: disuse or decreased metabolic need, decreased blood flow(ISCHEMIA), lack of nerve
stimulation or use, loss of hormonal stimulation, inadequate nutrition, aging.
Sodium-Postassium Pump - answer✔- The maintenance of cellular movement Na+ outside and
K+ inside requires energy.
- The sodium potassium pump uses adenosine triphosphate (ATP) to constantly move these two
ions in opposite directions across the plasma membrane.
- The mechanism is called Active transport by Na+ and K+
- In Active Transport: every 3 sodium ions out, 2 potassium ions are pumped inside.
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