Deck 2: Acute Inflammation, Healing and Repair

Question 1

The neutrophils (N)in the accompanying photomicrograph are attracted to their extravascular location primarily by which one of the following factors?

A)C3a
B)C5a
C)C5b
D)Collagen
E)Fibrin
F)Neutrophil chemotactic factor

Answer 1

C5a

Question 2

In the accompanying high power photomicrograph of lung,the alveolar capillary is marked "C".Which one of the following best describes its appearance in this instance?

A)Clotted
B)Congested
C)Necrotic
D)Oedematous
E)Ruptured

Answer 2

Congested

Question 3

The healing soft tissue shown in the accompanying medium power photomicrograph is best described by which one of the following phrases?

A)Abscess
B)Fibrinous exudate
C)Fibrous granulation tissue
D)Granuloma
E)Granulomatous inflammation
F)Vascular granulation tissue

Answer 3

Fibrous granulation tissue

Question 4

The structure labelled "F" in the accompanying photomicrograph of an acute abscess in the colon wall most likely consists of which one of the following substances or cells?

A)Collagen
B)Complement
C)Fibrin
D)Fibroblasts
E)Platelets

Question 5

In the accompanying low power photomicrograph of lung,the interlobar fissure,labelled "F",conveniently divides the lung in half.The end result of the pathologic process seen on the left- hand side,if properly treated with appropriate antimicrobials,would normally be which one of the following?

A)Complete resolution
B)Dysplasia
C)Neoplastic change
D)Pulmonary oedema
E)Scarring

Question 6

The brown pigment contained within the macrophages (M)shown in the accompanying high power photomicrograph of a myocardial infarction results from which one of the following physiologic processes?

A)Breakdown of haemoglobin
B)Exogenous carbon deposition (anthracosis)
C)Macrophage apoptosis
D)Melanocyte necrosis
E)Oxidation of eosin dye

Question 7

From analysis of the accompanying high power photomicrograph,how would you classify the acute inflammatory exudates seen?

A)Eosinophilic
B)Fibrinous
C)Fibrous
D)Granulomatous
E)Purulent

Question 8

The highly vascularised soft tissue shown in the accompanying high power photomicrograph is best described by which one of the following phrases?

A)Abscess
B)Fibrinous exudate
C)Fibrous granulation tissue
D)Granuloma
E)Granulomatous inflammation
F)Vascular granulation tissue

Question 9

The healing soft tissue shown in the accompanying photomicrograph contains pink or hyalinised material interspersed between cell nuclei.Which one of the following words or phrases best describes the composition of this pink tissue?

A)Collagen
B)Oedema
C)Fibrin
D)Necrotic tissue
E)Protein

Question 10

In the accompanying high power photomicrograph of lung,the alveoli shown are filled primarily with which one of the following cells?

A)Lymphocytes
B)Neutrophils
C)Eosinophils
D)Macrophages
E)Platelets

Question 11

In the accompanying low power photomicrograph of a healing bone fracture,the tissue designated "C" is best described by which one of the following words or phrases?

A)Bone
B)Callus
C)Cartilage
D)Chondrocytes
E)Haematoma
F)Osteoid
G)Scar

Question 12

The neutrophils (N)in the accompanying photomicrograph are arranged at the peripheral wall of the blood vessel shown.Which one of the following is correct regarding their orientation in relation to the blood vessel?

A)Extravascular
B)Marginated
C)Mid-axial
D)Neutrophils should not be present in peripheral blood
E)Normal

Question 13

From analysis of the accompanying high power photograph,how would you classify the acute inflammatory exudates seen?

A)Eosinophilic
B)Fibrinous
C)Fibrous
D)Granulomatous
E)Purulent