Deck 1: Cell Pathology

Question 1

Chronic hemolysis is characterized by accumulation of an iron-containing brown pigment in the cytoplasm of liver cells.This brown pigment is called:

A) Melanin
B) Tyrosin
C) Hemosiderin
D) Ceruloplasmin
E) Bilirubin

Answer 1

Hemosiderin

Question 2

Liquefactive necrosis typically occurs within an infarct of the:

A) Heart
B) Brain
C) Liver
D) Kidney
E) Pancreas

Answer 2

Brain

Question 3

All of the following are considered oligominerals except:

A) Selenium
B) Zinc
C) Copper
D) Magnesium
E) Iron

Answer 3

Iron

Question 4

Which of the following is an oxygen radical?

A) Hydrogen peroxide
B) Acid hydrolase
C) ATP
D) Carbon tetrachloride
E) Lipofuscin

Question 5

Enlargement of the heart caused by hypertension is a result of:

A) Hyperplasia
B) Hypertrophy
C) Atrophy
D) Metaplasia
E) Dysplasia

Question 6

Which type of necrosis is found in granulomas of tuberculosis?

A) Coagulation necrosis
B) Liquefactive necrosis
C) Caseous necrosis
D) Fat necrosis
E) Fibrinoid necrosis

Question 7

All of the following are signs of irreversible cell injury except:

A) Apoptosis
B) Pyknosis
C) Karyorrhexis
D) Karyolysis
E) Vacuolar degeneration

Question 8

Inhibition of ATP production by hypoxia causes all of the following except:

A) Increased production of lactic acid in the cytoplasm
B) Degranulation of the rough endoplasmic reticulum
C) Dilation of the rough endoplasmic reticulum
D) Swelling of the mitochondria
E) Alkalinization of the hyaloplasm

Question 9

Which of the following would not be considered a pathogenic mechanism for causing cellular injury?

A) Toxins
B) Microbial pathogens
C) Genetic disturbances
D) Coagulation
E) Hypoxia

Question 10

Myocardial infarct represents a form of:

A) Dystrophic calcification
B) Metastatic calcification
C) Fibrinoid necrosis
D) Coagulation necrosis
E) Wet gangrene

Question 11

A fatty liver can be described as:

A) Extracellular accumulation of intermediate metabolites
B) Intracellular accumulation of intermediate metabolites
C) Atrophy of the liver
D) Extracellular accumulation of sodium
E) Intracellular accumulation of sodium

Question 12

Which of the following organs undergoes atrophy during childhood and adolescence?

A) Uterus
B) Breasts
C) Thymus
D) Thyroid
E) Adrenals

Question 13

Hydropic changes are described as:

A) An equal level of water inside and outside the cell
B) A decrease of water in the cytoplasm
C) An increase of water in the cytoplasm
D) A result of irreversible cell injury
E) An increase of cell energy from the mitochondria.

Question 14

Metastatic calcification is associated with the:

A) Heart
B) Liver
C) Brain
D) Pancreas
E) Kidney

Question 15

When irritated by chronic exposure to cigarette smoke,columnar bronchial epithelium changes into stratified squamous epithelium.This change is an example of:

A) Hypertrophy
B) Hyperplasia
C) Atrophy
D) Metaplasia
E) Degeneration