PROVISIONAL ANSWER KEY

Question Paper Code: 23/2022/OL

Category Code: 473/2020

Exam: Assistant Professor in Anatomy
Medium of Question: English

Date of Test 19-04-2022

Department Medical Education

Alphacode A

Question1:-All of the following statements are true about periosteum except
A:-The fibrous layer is composed of dense regular type of connective tissue
B:-Periosteum has rich blood supply
C:-Fibrous layer of periosteum is richly innervated by somatic sensory nerves
D:-Periosteum performs several functions like nutrition and protection to bony tissue
Correct Answer:- Option-A

Question2:-Blood thymus barrier is formed by all of the following except
A:-Basal lamina of endothelial cells
B:-Basal lamina of epitheliocytes
C:-Type 2 epitheliocytes
D:-Perivascular connective tissue
Correct Answer:- Option-C

Question3:-Choose the correct statement regarding astrocytes

A:-They are seen only in white matter

-They communicate with each other through calcium channels
C:-They have no role in the maintenance of extracellular ion balance
D:-They form myelin sheath to nerve fibres in brain
Correct Answer:- Option-B

Question4:-The mode of secretion is holocrine in
A:-Pancreas
B:-Some sweat glands
C:-Salivary glands
D:-Meibomian glands
Correct Answer:- Option-D

Question5:-Select the incorrect statement about synshondroses.

A:-The primary function of these joints is growth
B:-Synchondroses are temporary joints

C:-Joint between basiocciput and basisphenoid is an example
D:-Articulating bones are united by fibrocartilagenous plate
Correct Answer:- Option-D

Question6:-All of the following statements about oogenesis are true except
A:-Primary oocytes begin the first meiotic division after birth
B:-No primary oocytes form after birth in females
C:-The second meiotic division is completed only after a sperm penetrates the secondary oocyte
D:-The polar body is a small, non functional cell that soon degenerates
Correct Answer:- Option-A

Question7:-Which of the following statement is/are correct about fertilisation ?

i. Fertilisation process takes approximately 24 hours

ii. The enzymes esterases, acrosin and neuraminidase appear to cause lysis of the zona pellucida

iii. The head and tail of the sperm enter the cytoplasm of the oocyte

iv. Morphologically the male and female pronuclei are indistinguishable
A:-Only (i and iii)

B:-Only (i, ii and iii)

:-All of the above (i, ii, iii and iv)
D:-Only (iii)

Correct Answer:- Option-C

Question8:-All of the following statements about primitive streak are true except
A:-The first sign of gastrulation is the appearance of primitive streak
B:-Primitive streak actively forms mesoderm until the end of fourth week