Lec 8 Temporal Fossa

Question 1

Where is the ciliary ganglion located?

Answer 1

between opic nerve and lateral rectus

Question 2

Where is the pterygopalatine ganglion located?

Answer 2

in the pterygopalatine fossa (suspended by ganglionic branches of maxillary nerve: V2)
- anterior to opening of pterygoid canal

Question 3

Where is the otic ganglion located?

Answer 3

between tensor veli palatini and mandibular nerve (V3)
- inferior to foramen ovale

Question 4

Where is the submandibular ganglion located?

Answer 4

suspended from lingual nerve by two ganglionic branches
- lies on surface of hyoglossus muscle

Question 5

What is the parasympathetic root of ciliary ganglion?

Answer 5

inferior branch of oculomotor nerve (CN III)

Question 6

What is the parasympathetic root of the pterygopalatine ganglion?

Answer 6

greater petrosal nerve from facial nerve (CN VII)

Question 7

What is the parasympathetic root of the otic ganglino?

Answer 7

tympatnic nerve from glossopharyngeal nerve (CN IX)

Question 8

What is the parasympathetic root of the submandibular ganglion?

Answer 8

facial nerve (CN VII)

Question 9

What is the sympathetic root of the ciliary ganglion?

Answer 9

from internal carotid plexus in cavernous sinus

Question 10

What is the sympathetic root of the pterygopalatine ganglion?

Answer 10

deep petrosal nerve

Question 11

What is the sympathetic root of the otic ganglion?

Answer 11

fibers from superior cervical ganglion

Question 12

What is the sympathetic root of the submandibular ganglion?

Answer 12

fibers from superio cervical ganglion

Question 13

What muscles elevate the mandible?

Answer 13

temporalis
masseter
medial pterygoid

Question 14

What muscles depress the mandible?

Answer 14

lateral pterygoid
suprahyoid
infrahyoid

Question 15

What muscles protrude the mandible?

Answer 15

lateral pterygoid
masseter
medial pterygoid

Question 16

What muscles retrude the mandible?

Answer 16

temporalis
masseter

Question 17

What muscles provide lateral movements to the mandible?

Answer 17

temporalis (same side)
pterygoids (opposite side)
masseter

Question 18

What are the muscles of mastication?

Answer 18

temporalis
masseter
lateral pterygoid
medial pterygoid

Question 19

What are the suprahyoid muscles?

Answer 19

digastric
stylohyoid
mylohyoid
geniohyoid

Question 20

What are the infrahyoid muscles?

Answer 20

omohyoid
sternohyoid
sternothyroid
thyrohyoid

Question 21

What is a muscle of facial expression that involves the mandible?

Answer 21

platysma

Question 22

What muscles fixes and depresses the hyoid bone?

Answer 22

omohyoid
sternohyoid
sternothyroid
thyrohyoid

Question 23

What muscles depress the mandible against resistance for facial expression?

Answer 23

platysma

Question 24

What muscles depress the mandible against resistance when infrahyoid muscles fix/depress the hyoid?

Answer 24

digastric
stylohyoid
mylohyoid
geniohyoid

Question 25

What is the name of CN V1, sensory or motor, what hole, what does it supply?

Answer 25

Question 26

What is the name of CN V2, sensory or motor, what hole, what does it supply?

Answer 26

Question 27

What is the name of CN V3, sensory or motor, what hole, what does it supply?

Answer 27