chapter 2

Question 1

True or false? A multipotent stem cell has the ability to produce any kind of tissue?

Answer 1

False.

Question 2

Which of the following tissue is made of labile cells?

Answer 2

Bone marrow.

Question 3

In what ways can cells be injured?

Answer 3

Apoptosis, Temperature, lack of oxygen-lack of blood flow, too much radiation, physical trauma, microbes, toxins, nutrition imbalance, aging, and genetic defects.

Question 4

Which of the following is derived from the endoderm?

Answer 4

Pancreas.

Question 5

Fill in the blank. Necrosis is characterized by the ghostly outline of cells that have died in place, their architecture preserved.

Answer 5

Coagulative

Question 6

True or false? Lipofuscin is the “wear and tear” pigment?

Answer 6

true

Question 7

Which of the following cells is the principle inflammatory cell in a parasitic infection?

Answer 7

Eosinophil

Question 8

True or false? Hormones are endocrine glands released into the blood stream to act on nearby cells.

Answer 8

true

Question 9

Which of the following characterize chronic inflammation?

Answer 9

Abundance of lymphocytes and macrophages, few or no neutrophils, attempted regeneration of destroyed cells, scarring and a rich blood supply of blood vessels.

Question 10

Copious amounts of water fluid, low in proteins, are seen in?

Answer 10

Serous inflammation

Question 11

True or false? Multinucleated giant cells are found in TB

Answer 11

True

Question 12

True or false? Regeneration is the complete, or nearly complete, restoration of normal anatomy and function by regrowth of normal functioning cells.

Answer 12

True.

Question 13

. A surgical incision heals by which of the following?

Answer 13

Fibrous repair.

Question 14

The usual cause of hypoxia/anoxia is ischemia.

Answer 14

true

Question 15

Distinguish between hyperplasia and hypertrophy

Answer 15

Hyperplasia is more cells, hypertrophy is larger cells

Question 16

Contrast metaplasia and dysplasia

Answer 16

metaplasia is reversible change of cell type, dysplasia refers to a premalignant change of cells

Question 17

Define infarct

Answer 17

area of necrotic tissue caused by ischemia

Question 18

List the four types of necrosis.

Answer 18

Coagulative necrosis (most common):infarct
Liquefactive necrosis- abscess
Caseous necrosis
Fat necrosis

Question 19

T/F: Acute inflammation is usually the result of a comparatively mild injury.

Answer 19

false

Question 20

Neutrophils are the principle cell of which kind of inflammation?

Answer 20

acute

Question 21

Name two sources of inflammatory mediators.

Answer 21

cells and plasma

Question 22

After injury, which comes first: cellular or vascular reaction?

Answer 22

vascular

Question 23

Place the following in proper order: sticky endothelium, neutrophils leave blood, vasodilation, vasoconstriction

Answer 23

Vasoconstriction, vasodilation, sticky endothelium, neutrophils leave blood

Question 24

Name the four clinical signs of inflammation

Answer 24

heat, redness, swelling, pain

Question 25

Name some causes of chronic inflammation.

Answer 25

Persistent infection, autoimmune disease, persistent exposure to injurious agents

Question 26

T/F: Lymphocytes are the main cells of acute inflammation

Answer 26

false

Question 27

Which is the most important cell in chronic inflammation?

Answer 27

macrophages

Question 28

Most bacterial infections evoke lymphocytic reaction

Answer 28

false- neutrophilic

Question 29

What is the most abundant cell in fibrous repair?

Answer 29

myofibroblast

Question 30

What is the traditional name for the method of healing broad wounds?

Answer 30

healing by second intention

Question 31

name two types of lymphocytes

Answer 31

B cells T cells (both involved in chronic inflammation)

Question 32

what type of cells are involved in chronic infection

Answer 32

lymphocytes, plasma cells, and monocytes

Question 33

Infection ?

Answer 33

Inflammatory process caused by disease-producing organisms