2013

Question 1

What is the nerve of the third pharyngeal pouch?

Answer 1

Glossopharyngeal n.

Question 2

The postganglionic sympathetic neurons in head region are located in:
A. superior cervical ganglion
B. middle cervical ganglion
C. inferior cervical ganglion
D. superior vagal ganglion
E. trigeminal ganglion

Answer 2

A?

Question 3

Hemorrhage in infratemporal fossa

Answer 3

Maxillary A.

Question 4

Least structure related to parotid gland:
A. internal carotid A.
B. retromandibular v.
C. auriculotemporal n.
D. superficial temporal vessels

Answer 4

A. internal carotid A.

Question 5

Injury to parasympathetic postganglionic part of oculomotor affects which muscle?

Answer 5

Constrictor pupillae

Question 6

Which infrahyoid muscle will be paralyzed when the inferior alveolar nerve is severed at its origin?

Answer 6

Mylohyoid

Question 7

Incus and malleus develop from:
A. Meckel's cartilage
B. Fibrous sheath of Meckel's cartilage
C. Reichart's cartilage
D. 3rd pouch

Answer 7

A. Meckel’s cartilage

Question 8

Development of anterior 2/3 of tongue:

Answer 8

Lingual swelling

Question 9

Development of cervical rib is caused by:

Answer 9

The growth of costal element

Question 10

Pterygopalatine ganglia

Answer 10

lacrimal gland

Question 11

Auditory tube

Answer 11

1st pharyngeal pouch

Question 12

Middle meningeal artery

Answer 12

deep to neck of mandible

Question 13

Nerve supply to anterior superior nasal septum

Answer 13

Ethmoidal nerve

Question 14

Sensory to cough reflex

Answer 14

Internal laryngeal nerve

Question 15

Greater petrosal nerve carries preganglionic parasympathetic to which ganglion:

Answer 15

Pterygopalatine ganglion

Question 16

What prevents anterior dislocation of TMJ?
A. lateral ligament of TMJ
B. capsular ligament
C. sphenomandibular ligament
D. articular process

Answer 16

D. articular process

Question 17

Posterior part of tongue develops from:

Answer 17

Pharyngeal part

Question 18

Thoracic duct drains into:

Answer 18

Left venous angle

Question 19

Which of these sinuses opens into hiatus semilunaris:

Answer 19

Maxillary sinus

Question 20

Which of the following best describes a branch of 3rd part of maxillary A. with its distribution:
A. posterior superior alveolar artery to posterior maxillary teeth
B. pharyngeal artery to hard & soft palate
C. descending palatine A. to upper pharynx & auditory tube
D. artery to pterygoid canal to upper pharynx & auditory tube

Answer 20

A. posterior superior alveolar artery to posterior maxillary teeth

Question 21

Which is NOT found in infratemporal fossa:

Answer 21

Pterygopalatine ganglion

Question 22

Upper lip philtrum develops from:

Answer 22

Medial nasal prominences merge

Question 23

Nerve to mylohyoid pierces:

Answer 23

Sphenomandibular ligament

Question 24

Chorda tympani goes to infratemporal fossa after it exists:

Answer 24

Pterygotympanic fissure

Question 25

Development of palate:

Answer 25

Lateral palate processes from the maxilla

Question 26

Which of the following is incorrect regarding the pharyngotympanic tube? A. salpinogpharyngeus muscle closes the tube B. it opens into the nasopharynx posterior to inferior concha C. it equalizes middle ear pressure w/ atmospheric pressure D. tensor veli palatini and levator veli palatini open the tube E. it's supplied by ascending pharyngeal, middle meningeal, and artery to pterygoid canal

Answer 26

A. salpinogpharyngeus muscle closes the tube

Question 27

``` Which nerve is related to the submandibular ganglia? A. lingual n. B. hypoglossal n. C. glossopharyngeal n. D. inferior alveolar n. ```

Answer 27

A. lingual n.

Question 28

Which cranial nerve carries preganglionic fibers to ciliary ganglion?

Answer 28

Oculomotor n.

Question 29

A dentist injects anesthetic between the medial pterygoid muscle and mandible at lingula what do you expect to be anesthetized other than mandibular teeth?

Answer 29

skin around chin

Question 30

Nerve to tip of nose?

Answer 30

infraorbital n. and external nasal n.

Question 31

Hoarseness of voice is bc : A. vagus n. B. internal laryngeal n. C. inferior laryngeal n.

Answer 31

C. inferior laryngeal n.

Question 32

When you ask patient to say ahh which muscle is responsible for opening of mouth?

Answer 32

Genioglossus muscle

Question 33

Nerve to mylohyoid pierces:

Answer 33

Sphenomandibular lig.

Question 34

Directly involved in lateral extension of peritonsillar abscess:

Answer 34

Parapharyngeal space

Question 35

Infection in this area may result in dental infection, particularly 3rd molar, and may occur from removal of suspension wires following reduction and fixation of facial fracture:

Answer 35

Masticator facial space

Question 36

Gag reflex sensory nerve

Answer 36

Glossopharyngeal n.

Question 37

Acoustic neuroma is vestibulococchlear nerve may compress adjacent structures leading to: A. unilateral facial paralysis B. tongue paralysis C. ptosis

Answer 37

A. unilateral facial paralysis

Question 38

What is false about the vestibulococchlear nerve?

Answer 38

it's related to the geniculate ganglion