#Embryology.Mini_Test -- 1

PG MCQ's_TOPIC: Embryology 

1)  The auricle develops from

A)  1^st branchial cleft

B)  1^st branchial arch

C)  1^st and 2^nd branchial arch

D)  1^st, 2^nd and 3^rd branchial arch

Ans: C

2)  Incorrect statement about allantois is

A)  An endodermal diverticulum

B)  Its mesoderm expands to form the blood vessels to serve the placenta

C)  Urachus is the remnant lying in the medial umbilical ligament

D)  Patent allantois leads to Urachal fistula

Ans: C

3)  False regarding autonomic nervous system

A)  Lateral horns of spinal cord mainly harbour cell bodies of the sympathetic nerves

B) Preganglionic para sympathetic fibers are usually longer than preganglionic sympathetic fibers

C)  Occulomotor nerve carries the post-ganglionic parasympathetic fibers

D)  Acetylcholine is the neurotransmitter at sympathetic and parasympathetic ganglia

Ans: C

4)  All are neural crest cell derivatives except

A)  Vomer bone

B)  Choroid & sclera of eye

C)  Tunica media of great vessels

D)  Olfactory epithelium

Ans: D

5)  Wrong statement regarding oogenesis is

A)  Meiosis converts primary to secondary oocyte

B)  Primary oocyte is arrested in metaphase- 1 till puberty

C)  Polar body one is released 24 hours prior to ovulation

D)  Ovulated cell is secondary oocyte arrested in metaphase- 2

Ans: B

For Detail Explanations for the answers of this test please click here.