Anatomy #10 – Unidontia

Question 1 of 20

1. Which of the following is the feature of Y chromosome?

Submetacentric

Acrocentric

Telocentric

Metacentric

Question 1 of 20

Question 2 of 20

2. All are supplied by anterior division of mandibular nerve except:

Temporalis

Medial pterygoid

Lateral pterygoid

Masseter

Question 2 of 20

Question 3 of 20

3. Each of the following structures is an opening into the pterygopalatine fossa EXCEPT one. Which one is this EXCEPTION?

Pharyngeal canal

Sphenopalatine foramen

Pterygoid canal

Facial canal

Question 3 of 20

Question 4 of 20

4. The following statements concerning chorda tympani nerve true except that it

Is a branch of facial nerve.

Carries secretomotor fibres to slubmandibular gland.

Joins lingual nerve infratemporal fossa.

Contains postganglionic parasympathetic fibers.

Question 4 of 20

Question 5 of 20

5. Claw hand deformity occurs due to lesion of

Axillary

Radial

Median

Ulnar

Question 5 of 20

Question 6 of 20

6. Sex determination is done by:

SRY

AZF

SHE

Hox

Question 6 of 20

Question 7 of 20

7. Mydriasis is due to:

Contraction of radial muscles

Relaxation of radial muscles

Contraction of sphincter muscles

Relaxation of sphincter muscles

Question 7 of 20

Question 8 of 20

8. Palatine aponeurosis is

Tendon of levator veli palatine muscle.

Tendon of tensor veli palatine muscle.

A part of muscle uvulae.

A modification of palatal periosteum.

Question 8 of 20

Question 9 of 20

9. Not an extrinsic membrane of larynx

Cricothyroid

Cricotracheal

Thyrohyoid

Hypoepiglotic

Question 9 of 20

Question 10 of 20

10. Efferent reflex of cornea by which nerve:

Facial nerve

Trigeminal

Trochlear

Abducent nerve

Question 10 of 20

Question 11 of 20

11. Which of the following is an abductor of the vocal cords

Posterior cricoarytenoid

Cricothyroid

Transverse arytenoids

Thyroarytenoid

Question 11 of 20

Question 12 of 20

12. Synthesis of myelin sheath in brain is done by:

Oligodendrocytes

Microglia

Ependymal cells

Astrocytes

Question 12 of 20

Question 13 of 20

13. All of the following arteries are branches of the mandibular division of the maxillary artery except one. Which one is the exception?

Incisive artery.

Submental artery.

Middle meningeal artery.

Mylohyoid artery.

Question 13 of 20

Question 14 of 20

14. When a person protrudes his tongue it deviates to the right, which of the following nerve is damaged:

Right hypoglossal

Left hypoglossal

Glossopharyngeal

Mandibular

Question 14 of 20

Question 15 of 20

15. The external jugular vein is formed by which two veins?

Posterior auricular and posterior retromandibular

Anterior retromandibular and anterior facial

Maxillary vein and anterior facial

Posterior retromandibular and anterior retromandibular

Question 15 of 20

Question 16 of 20

16. The palatine tonsil receives its arterial supply from all of the following, except

Sphenopalatine

Facial

Dorsal lingual

Ascending palatine

Question 16 of 20

Question 17 of 20

17. The floor of the mouth and suprahyoid muscles are supplied by

Maxillary nerve

Inferior alveolar nerve

Lingual nerve

Facial nerve

Question 17 of 20

Question 18 of 20

18. All of the following are categorized as secondary lymphoid organs except.

Lymph nodes

Subepithelial collections of lymphocytes

Thymus

Spleen

Question 18 of 20

Question 19 of 20

19. Which of the following is a type of syndesmosis?

Connection between radius and ulna.

Temporomandibular joint.

Cranial sutures.

Tooth in socket.

Question 19 of 20

Question 20 of 20

20. Secretomotor fibers of lacrimal gland relay in:

Otic

Pterygopalatine

Geniculate

Trigeminal

Question 20 of 20