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HCR 240 PATHOPHYSIOLOGY - MIDTERM REVIEW (MODULES 1 - 3) QUESTIONS WITH SOLUTIONS

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HCR 240 PATHOPHYSIOLOGY - MIDTERM REVIEW (MODULES 1 - 3) QUESTIONS WITH SOLUTIONS

Institution
HCR 240
Course
HCR 240

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Pneumonia


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Inflammation of the lung tissue in which alveolar air spaces fill with
purulent, inflammatory cells and fibrin. Most commonly caused by
infections (viral or bacterial), or by inhalation of chemicals or aspiration




Hypertension (HTN)


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, Elevated blood pressure, which causes endothelial injury and increases
susceptibility to atherosclerosis.




WBC count that indicates infection


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15,000 to 20,000 cells/mL




Hypoxemia


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Deficient amount of oxygen in the blood




Hemtaocrit (Hct)


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Percentage of blood that consists of RBCs. Part of CBC.

Normal values:
Males: 45- 52%
Females: 37 - 48%




Fistula

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Abnormal connection between two structures




Eschar


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Thick layer of dead tissue that falls off of healthy skin

Usually tan, brown, or black with crusty top layer

Commonly observed in wound healing from burns or pressure ulcers




Hemolytic-Uremic Syndrome (HUS)


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Disorder that causes progressive renal failure, hemolytic anemia, and
thrombocytopenia. Can be due to Shiga toxin-producing infections (Stx-
HUS) or non-Shiga toxin (non-Stx-HUS)

Commonly preceded by E. coli O157:H7 infection.




Rheumatoid arthritis


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, Chronic autoimmune, inflammatory disorder that affects the joints and may
have systemic effects.


Type III hypersensitivity disorder (immune complexes).




Erythroblastosis Fetalis


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Hemolytic anemia in the fetus caused by transplacental transmission of
maternal antibodies to fetal red blood cells




NCNC anemia


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Normocytic normochromic anemia. MCV (RBC size) and MCHC (average
Hgb concentration) are normal. Most common cause is acute blood loss.




Atherosclerosis


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Widespread arterial wall plaque composed of lipid, platelets, fibroblasts,
and WBCs, which protrudes into arterial lumen. Plaques can rupture into
pieces that travel as emboli and can lodge in smaller-diameter arteries to
cause ischemia in tissue.

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Institution
HCR 240
Course
HCR 240

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