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Pathophysiology BIO322 Exam 1 Questions And Answers $12.19   Add to cart

Exam (elaborations)

Pathophysiology BIO322 Exam 1 Questions And Answers

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What is cor pulmonale ~ Right sided heart failure due to respiratory disorder Causes; Pulmonary HTN, chronic lung disorders--> COPD, CF< Fibrotic lung disorders S/S: Dyspnea, exercise intolerance, cyanosis, pitting edema, ascites, JVD (jugular venous distension) What is a pulmonary...

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  • August 8, 2024
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Pathophysiology BIO322
Exam 1 Questions And
Answers

What is etiology?


✓~ The cause of the disease




What is an idiopathic etiology


✓~ The cause is unknown




What is an iatrogenic etiology


✓~ A problem related to treatment (such as chemotherapy)




What is a nosocomial etiology


✓~ Disease acquired from the hospital (two most common are UTI and pneumonia




What are adaptations?

, ✓~ Cellular responses our body goes through when stresses trigger it




What is cellular adaptation?


✓~ the cell's response to escape and protect itself from injury. An example would be

guitar fingertips




What is reversible cell injury


✓~ An early or mild stage of cell injury when the functional and morphological

changes can reverse if the stimulus is removed




What is irreversible cell injury


✓~ the cell has gone past the point of no return

= cells die (apoptosis or necrosis)




Apoptosis vs necrosis


✓~ Apoptosis: self-breaks down and all the intracellular contents that are harmful are

safely disposed of. Function is to protect neighboring cells

, Necrosis: Cell explodes and falls apart, releasing all the dangerous intracellular

contents (free radicals and enzymes) that destroy neighboring cells




What are the four types of necrosis and what organs do they affect?


✓~ Coagulative necrosis: Found in the heart, kidney, spleen, and skin

Liquefactive necrosis: Found in the brain and GI tract (liquifies the tissue)


Caseous necrosis: Associated with a tuberculosis infection of the lung


Fat necrosis: Occurs in breasts, pancreas (most common) and liver




Dry vs wet gangrene


✓~ Dry - ischemia of tissue, looks mummified. External, coagulative necrosis

Wet - superimposed infection of dry gangrene. Internal, liquefactive necrosis




What is atrophy and an example


✓~ A decrease in cell size, such as wearing a cast for a few months and not using

those muscles




What is hypertrophy

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