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.Management Sciences
Category: Embryology
Posterior belly of digastric is derived from________________?
A. First brachial arch
B. First brachial pouch
C. Second brachial arch
D. Second pharyngeal pouch
Palate is formed from:
A. Median palatine process
B. Lateral palatine process
C. Both A and D
D. Either A or B
The fusion of two bony structures with a ligament is known as_______________?
A. Synostosis
B. Synchondrosis
C. Diarthrosis
D. syndesmosis
Development of palate beings at the age of________________?
A. 4 weeks
B. 6 weeks
C. 13 weeks
D. 18 weeks
Cleft lip occurs due to failure of______________?
A. Fusion of lateral nasal process with maxillary process
B. Fusion of median nasal process with maxillary process
C. Fusion of median and lateral nasal process
D. None of the above
Developmentally stomodeum is separated from the pharynx dorsally by ____________?
A. Pharyneal arch
B. Buccopharyngeal membrane
C. Rathke’s pouch
D. Mandibular process
Thyroid gland develops rom________________?
A. Thyroglossal duct
B. Rathke’s pouch
C. Notochordal process
D. Embryonal disc
External auditory meatus develops from___________________?
A. Dorsal part of 1st ectodermal pouch
B. Dorsal part of 2nd cleft
C. Dorsal part of 3rd ectodermal pouch
D. Sixth branchial arch
The growth and development in the craniofacial region occurs in following order_______________?
A. The head first, then width of face and length (or) depth of face after wards.
B. the width of face, then head and length (or) depth of face after wards
C. The length ( or) depth of face then width of face and the head
D. The head first , length (or) depth of face and then width of face
The primary germ layer endoderm is derived from_____________?
A. Embryonal disc
B. Yolk sac
C. Amniotic cavity
D. Palacenta
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