Anatomy Revision #5

Question 1 of 20

1. Hypothetically speaking, when preparing a cavity preparation on the crown of a fully formed permanent tooth, as you initially cut through enamel and into dentin, which structure is first being penetrated?

Radicular dentin

Circumpulpal dentin

Odontoblasts

Mantle dentin

Question 1 of 20

Question 2 of 20

2. Placenta is formed by:

Syncytiotrophoblast and maternal chorion

Decidua parietalis and decidua basalis

Chorion frondosum and decidua basalis

Chorion parietalis and decidua basalis

Question 2 of 20

Question 3 of 20

3. Artery under pterion:

Middle meningeal

Deep temporal

Ophthalmic

Recurrent meningeal

Question 3 of 20

Question 4 of 20

4. Cubital tunnel syndrome occurs due to compression of which structure:

Radial nerve

Ulnar nerve

Median nerve

Branchial artery

Question 4 of 20

Question 5 of 20

5. All of the following are digastrics muscles except:

Occipitofrontalis

Omohyoid

Muscle fibers in ligament of Treitz

Sternocleidomastoid

Question 5 of 20

Question 6 of 20

6. Which suture closes first in Crouzon syndrome:

Sagittal

Frontal

Coronal

Lambdoid

Question 6 of 20

Question 7 of 20

7. Teratogenic effect common at:

Last month

First 2 months intrauterine

3-5 months intrauterine

6-8 months intrauterine

Question 7 of 20

Question 8 of 20

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

Maxillary vein and anterior facial

Anterior retromandibular and anterior facial

Posterior retromandibular and anterior retromandibular

Posterior auricular and posterior retromandibular

Question 8 of 20

Question 9 of 20

9. The pharyngeal plexus is comprised of which of the following combination of nerves?

CN IX, X, XI

CN IX, X, XII

CN V, IX, X

CN V, VII, IX

Question 9 of 20

Question 10 of 20

10. An affected male infant born to normal parents could be an example of all of the following, EXCEPT:

An autosomal recessive disorder

A polygenic disorder

An autosomal dominant disorder

A vertically transmitted disorder

Question 10 of 20

Question 11 of 20

11. Bile is produced by which of the following?

Liver

Gall bladder

Head of the pancreas

Tail of the pancreas

Question 11 of 20

Question 12 of 20

12. Which layer of fascia contains lymphatic vessels within the neck?

Subcutaneous

Pretracheal

Prevertebral

Investing

Question 12 of 20

Question 13 of 20

13. Ligamentum teres is a remnant of

Umbilical Vein.

Ductus Venosus.

Ductus Arteriosus.

Umbilical Artery.

Question 13 of 20

Question 14 of 20

14. All of the following statements about Diploic veins are true Except:

Present in cranial bones

Develop around 8th wks of gestation

These have no valves (valveless)

Have a thin wall lined by a single layer of endothelium

Question 14 of 20

Question 15 of 20

15. Efferent reflex of cornea by which nerve:

Abducent nerve

Facial nerve

Trochlear

Trigeminal

Question 15 of 20

Question 16 of 20

16. Component that develops from 2nd branchial arch is?

Muscle of mastication

Mandible

Muscle of facial expression

TMJ

Question 16 of 20

Question 17 of 20

17. The internal jugular vein in neck is located within:

Posterior triangle

Dural sheath

Spinal cord

Carotid sheath

Question 17 of 20

Question 18 of 20

18. Each of the following embryologic structures is derived from the first branchial arch EXCEPT one. Which one is this EXCEPTION?

Intermaxillary process

Mandibular process

Tuberculum impar

Maxillary process

Question 18 of 20

Question 19 of 20

19. Galen's Anastomosis is an anastomosis between HN

Recurrent laryngeal nerve and External laryngeal nerve

Recurrent laryngeal nerve and Internal laryngeal nerve

Internal laryngeal nerve and External laryngeal nerve

Superior laryngeal nerve and Internal laryngeal nerve

Question 19 of 20

Question 20 of 20

20. All of the following statements regarding the spinal cord are true, Except:

Efferents leave from the anterior horn

Central canal lies in the white matter

Spinal cord ends at the lower border of LI in adults

Denticulate ligaments suspend spinal medulla in the subarachnoid space

Question 20 of 20