Medical Archives

2651. which of the following muscles separates the carotid triangle from the digastric triangle ?

A. Anterior belly of the diagstric

B. Posterior belly of the digastric

C. Superior belly of omohyoid

D. Sternothyroid

✅ The correct answer is option B. Posterior belly of the digastric.

2652. Occipital artery is a branch of _________________?

A. Internal carotid artery

B. Posterior branch of External carotid

C. Medial branch of external carotid

D. Anterior branch of external carotid

✅ The correct answer is option B. Posterior branch of External carotid.

2653. In normal occlusion , with which grooves / surface of the permanent mandibular first molar does the mesiobuccal cusp of the permanent maxillary first molar occlude______________?

A. Distobuccal groove

B. Mesial surface

C. Mesiobuccal surface

D. Transverse groove

✅ The correct answer is option C. Mesiobuccal surface.

2654. Lamina densa of the gingival basement membrane is rich in_____________?

A. Type I and III collagen

B. Type III collagen

C. Type IV collagen

D. Type I collagen

✅ The correct answer is option C. Type IV collagen.

2655. Maxillary primary cuspid enamel completion takes place at______________?

A. 6 months in utero

B. 6 months after birth

C. 9 months in utero

D. 9 months after birth

✅ The correct answer is option D. 9 months after birth.

2656. The preganglionic parasympathetic fibers for otic ganglion commence at________________?

A. Superior salivatory nucleus

B. Inferior salivatory nucleus

C. Nucleus of tractus solitarius

D. Lacrimatory nucleus

✅ The correct answer is option B. Inferior salivatory nucleus.

2657. Steepest cusp is seen in_______________?

A. Maxillary 1st premolar

B. Maxillary 1st molar

C. Mandibular 2nd molar

D. Mandibular 1st molar

✅ The correct answer is option A. Maxillary 1st premolar.

2658. All are developed from muscles of 1 arch except____________?

A. Tesnor tympani and tensor veli palatine

B. Posterior belly of digastric

C. Masticatory muscles

D. Mylohyoid

✅ The correct answer is option B. Posterior belly of digastric.

2659. Internal carotid artery at the bifurcation from the common carotid is________________?

A. Lateral to the external carotid

B. Medial to external carotid

C. Posterior to external carotid

D. Anterior to external carotid

✅ The correct answer is option A. Lateral to the external carotid.

2660. Little’s area constitutes______________?

A. Anastamosis between branch of maxillary artery and the branch of bacial artery

B. Anastomeses between two branches of facial artery

C. Anastomeses between two branches of maxillary artery

D. None of the above

✅ The correct answer is option A. Anastamosis between branch of maxillary artery and the branch of bacial artery.