List of top Veterinary Science Questions on Embryology asked in ICAR AIEEA (PG)

Match List-I with List-II
List-I (Organ)
(A). External ear
(B). Middle ear
(C). Inner ear
(D). Retina
List-II (Embryonic part from which it develops)
(I). Endoderm of the $1^{st}$ pharyngeal pouch
(II). Ectoderm of $1^{st}$ branchial groove
(III). Neuroectoderm
(IV). Ectoderm lateral to developing hind brain
Choose the correct answer:}

Yolk sac involutes 3-4 weeks after conception in

Which type of chorioallantoic placenta is present in mare?
(A). Diffuse
(B). Villous
(C). Epitheliochorial
(D). Non - deciduate
Choose the correct answer from the options given below:

Yolk sac involutes 3-4 weeks after conception in

Which type of chorioallantoic placenta is present in mare?
(A). Diffuse
(B). Villous
(C). Epitheliochorial
(D). Non - deciduate
Choose the correct answer from the options given below:

Match List-I with List-II
List-I (Organ)
(A). External ear
(B). Middle ear
(C). Inner ear
(D). Retina
List-II (Embryonic part from which it develops)
(I). Endoderm of the $1^{st}$ pharyngeal pouch
(II). Ectoderm of $1^{st}$ branchial groove
(III). Neuroectoderm
(IV). Ectoderm lateral to developing hind brain
Choose the correct answer:}

Starting from the earliest, sequentially arrange the following events occurring during fertilization:
(A). Penetration of corona radiata and zona pellucida by spermatozoon
(B). Contact of spermatozoon with vitelline membrane leading zona reaction
(C). Formation of male and female pronuclei
(D). Fusion of pronuclei
Choose the correct answer from the options given below:

Which of these cells arise from neural crest cells
(A). Melanocytes
(B). Odontoblasts
(C). Schwann cells
(D). Chromaffin cells of adrenal
Choose the correct answer from the options given below:

Posterior epithelium of cornea is composed of
(A) Simple columnar epithelium
(B) Stratified columnar epithelium
(C) Simple cuboidal epithelium
(D) Simple squamous epithelium

Sequence of events in the formation of eye are
(A) Formation of optic grooves
(B) Optic vesicles formation
(C) Optic cup formation
(D) Formation of lens placodes
Choose the correct answer from the options given below:

Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R).
Assertion (A) : Optic grooves are primordia for ocular development.
Reason (R) : Optic groove appear at the end of neurulation prior to closure of the rostral neuropore.
In light of the above statements, choose the correct answer from the options given below

In hens egg, the flask shaped white yolk extending from the blastodisc to the centre of the yellow yolk is known as :

Expended cardiac tube portion of developing heart contains following structures craniocaudally after truncus arteriosus
(A) Atrium
(B) Ventricle
(C) Bulbus cordis
(D) Sinus venosus
Choose the correct answer from the options given below:

The placenta of bitch is classified as
A. Zonary
B. Deciduate
C. Villous
D. Endotheliochorial
E. Discoidal
Choose the correct answer from the options given below:

Match List I with List II

Choose the correct answer from the options given below:

\(\alpha\)- Fetoprotein causes

The early embryo in the uterus is nourished by