Anatomy #1 – Unidontia

Question 1 of 20

1. Which one of the following extraocular muscles is served by a contralateral brain stem subnucleus

Inferior oblique

Medial rectus

Inferior rectus

Superior rectus

Question 1 of 20

Question 2 of 20

2. All of the following statements about Paneth cells are true, Except.

Foamy appearance

Rich in Rough Endoplasmic Reticulum

Rich in Zinc

Contain Lysozyme

Question 2 of 20

Question 3 of 20

3. Cells in blood are suspended in:

Serum

Colloid

Plasma

Interstitial fluid

Question 3 of 20

Question 4 of 20

4. Facial n. is located in which relation to parotid gland

Below SMAS and above parotidomasseteric fascia

Below SMAS and below buccal pad of fat

Above SMAS and below parotidomasseteric fascia

Above SMAS and above parotidomaseeteric fascia

Question 4 of 20

Question 5 of 20

5. Cleft lip occurs due to lack of fusion between:

Maxillary process and MNP

Maxillary process with FNP

Mandibular processes

Maxillary process with LNP

Question 5 of 20

Question 6 of 20

6. Melanocytes are a type of:

Comeocytes

Merkel cells

Keratocytes

Dendritic cells

Question 6 of 20

Question 7 of 20

7. Afferent component of corneal reflex is mediated by:

Facial nerve

Vagus nerve

Trigeminal nerve

Glossopharyngeal nerve

Question 7 of 20

Question 8 of 20

8. Neurons of the cortical region are distributed to the neurons of the sub cortical region in which of the following way

Projection fibers

Collateral fibers

Association fibers

Commissural fibers

Question 8 of 20

Question 9 of 20

9. Not an extrinsic membrane of larynx

Cricothyroid

Hypoepiglotic

Cricotracheal

Thyrohyoid

Question 9 of 20

Question 10 of 20

10. Tendon is:

Loose connective tissue

Specialised connective tissue

Dense regular connective tissue

Dense irregular connective tissue

Question 10 of 20

Question 11 of 20

11. Following statements are true regarding the SA node, except that

It initiates cardiac conduction

It is located at the right border of the ascending aorta

It contains specialized nodal cardiac muscle

It is supplied by the arterial branches of the right coronary artery

Question 11 of 20

Question 12 of 20

12. The maxillary nerve exits the cranium through which foramen:

Ovale

Rotundum

Inferior orbital fissure

Stylomastoid

Question 12 of 20

Question 13 of 20

13. Bells palsy is usually due to:

5th Cranial nerve lesion

Upper motor lesion of 7th cranial nerve

9th cranial nerve lesion

Lower motor lesion of 7th cranial nerve

Question 13 of 20

Question 14 of 20

14. In skin, which of the following is true:

Keratinocytes provide protection against UV rays.

Apocrine glands are found in axilla and groin

Keratinocytes account for 50% of all the epithelial cells.

Epidermis provides support for cutaneous vessels.

Question 14 of 20

Question 15 of 20

15. Lesion of facial nerve at level of stylomastoid foramen leads to:

Paralysis of orbicularis oculi muscle

Loss of lacrimal secretion

Loss of taste sensation from anterior 2/3 of tongue

Loss of innervation to stapedius

Question 15 of 20

Question 16 of 20

16. All the following are neuro ectodermal derivatives, except:

Schwann cells

Odontoblast

Paneth cells

Neurons

Question 16 of 20

Question 17 of 20

17. 7th cranial nerve palsy is seen in:

Benedict syndrome

Claude syndrome

Millard gubler syndrome

Weber syndrome

Question 17 of 20

Question 18 of 20

18. Which of the following explains why the Barr body found in certain epithelial cells is significant?

It suggests mitotic activity.

It assists in differentiating between the sexes.

It indicates protein synthesis.

It indicates a metaplasmic change.

Question 18 of 20

Question 19 of 20

19. Medial squint occurs due to lesion of:

Occulomotor nerve

Abducent nerve

Optic nerve

Trochlear nerve

Question 19 of 20

Question 20 of 20

20. Each of the following arteries is a branch of the subclavian artery EXCEPT

transverse cervical.

right carotid.

thyrocervical.

suprascapular.

Question 20 of 20