Pathology Mcqs - Set 7

1)   Bony union taking place with formation of medullary callus without periosteal callus formation is______________?

a. Primary union
b. Secondary union
c. Both of the above
d. None of the above
Answer  Explanation 

ANSWER: Primary union

Explanation:
No explanation is available for this question!


2)   Factors inhibiting wound healing____________?

a. Infection
b. Cortisol
c. Foreign Bodies
d. All of the above
Answer  Explanation 

ANSWER: All of the above

Explanation:
No explanation is available for this question!


3)   The persistence of epithelial cells after wound healing give rise to_______________?

a. Implantation cyst
b. Keloid
c. Wound dehiscence
d. Cicatrisation
Answer  Explanation 

ANSWER: Implantation cyst

Explanation:
No explanation is available for this question!


4)   Large open wounds that are characterized by tissue loss and repaired by formation of granulation tissue in the floor of the wound is characteristic of______________?

a. Secondary healing
b. Primary healing
c. Cicatrisation
d. Regeneration
Answer  Explanation 

ANSWER: Secondary healing

Explanation:
No explanation is available for this question!


5)   Granulation tissue contains_____________?

a. Giant cells
b. Fibroblasts
c. Endothelial cells
d. B & C
Answer  Explanation 

ANSWER: B & C

Explanation:
No explanation is available for this question!


6)   The cells which have the capacity to multiply through out their life_____________?

a. Stable cells
b. Permanent cells
c. Labile cells
d. None of the above
Answer  Explanation 

ANSWER: Labile cells

Explanation:
No explanation is available for this question!


7)   Important components of collagen synthesis, wound strength and contraction include all of the following EXCEPT ?

a. Fibroblasts
b. Myofibroblasts
c. Vitamin C
d. Vitamin D
Answer  Explanation 

ANSWER: Vitamin D

Explanation:
No explanation is available for this question!


8)   All cells do not divide at the same rate. Events in which phase of the cell cycle determine when a cell is going to replicate ?

a. M phase
b. G1 phase
c. S phase
d. G2 phase
Answer  Explanation 

ANSWER: G1 phase

Explanation:
No explanation is available for this question!


9)   Correct sequence of cell cycle ?

a. Go – G1 – S – G2 – M
b. Go – G1 – G2 – S – M
c. Go – M – G2 – S – G1
d. Go – G1 – S – M – G2
Answer  Explanation 

ANSWER: Go – G1 – S – G2 – M

Explanation:
No explanation is available for this question!


10)   Peripheral nerve regenerates at the rate of ________ mm per day?

a. 1
b. 2
c. 0.5
d. 5
Answer  Explanation 

ANSWER: 1

Explanation:
No explanation is available for this question!


11)   All are desirable in the union of the fracture site except____________?

a. Formation of fibrous joint or pseudoarthrosis
b. Remodeling of bone
c. Formation of blood clot
d. Formation of procallus or osseous cells
Answer  Explanation 

ANSWER: Formation of fibrous joint or pseudoarthrosis

Explanation:
No explanation is available for this question!


12)   Incomplete fractures of the bone are called___________?

a. Comminuted fracture
b. Compound fracture
c. Simple fracture
d. Green stick fracture
Answer  Explanation 

ANSWER: Green stick fracture

Explanation:
No explanation is available for this question!


13)   The factor which gives strength in wound healing_____________?

a. Collagen
b. Blood supply
c. Growth factors
d. Hormones
Answer  Explanation 

ANSWER: Collagen

Explanation:
No explanation is available for this question!


14)   All of the following events are common to primary and secondary wound healing except_____________?

a. Formation of blood clot
b. Inflammatory response
c. Epithelial changes
d. Wound contraction
Answer  Explanation 

ANSWER: Wound contraction

Explanation:
No explanation is available for this question!


15)   Wounds which are clean uninfected and surgically incised, with edge of wounds approxiamated by sutures heal by____________?

a. Primary intention
b. Secondary intention
c. Cicatrisation
d. All of the above
Answer  Explanation 

ANSWER: Primary intention

Explanation:
No explanation is available for this question!


16)   The cells which do not undergo mitotic divisions___________?

a. Smooth muscle cells
b. Endotheilial cells
c. Bone marrow cells
d. Neurons
Answer  Explanation 

ANSWER: Neurons

Explanation:
No explanation is available for this question!


17)   Which of the following has least capacity for regeneration_________________?

a. Cardiac muscle
b. Skeletal muscle
c. Neurons
d. All of the above
Answer  Explanation 

ANSWER: All of the above

Explanation:
No explanation is available for this question!


18)   Synthesis of DNA occurs in Which phase of cellAcycle________________?

a. Mitosis – M phase
b. Gap – G2 phase
c. Gap – G1 phase
d. Synthesis – S phase
Answer  Explanation 

ANSWER: Synthesis – S phase

Explanation:
No explanation is available for this question!


19)   Tumour which shows origin from more than one germ layers is known as________________?

a. Teratoma
b. Plemorphic tumours
c. Choristoma
d. Hamartoma
Answer  Explanation 

ANSWER: Teratoma

Explanation:
No explanation is available for this question!


20)   Immune response to tumour is mediated by_______________?

a. Cytotoxic T – lymphocytes
b. Natural killer cells
c. Humoral mechanism
d. All of the above
Answer  Explanation 

ANSWER: All of the above

Explanation:
No explanation is available for this question!