Head And Neck

Question 1

What are the structures passing through Foramen magnum

Answer 1

Medulla oblangata
Vertebral arteries and venous plexus
Spinal roots of accessory nerve ( CN XI )

Question 2

What are the structures passing through Hypoglossal canal

Answer 2

Hypoglossal nerve

Question 3

What are the structures passing through Mastoid foramen

Answer 3

Mastoid emissary vein
Posterior meningeal vein

Question 4

What are the structures passing through Jugular foramen

Answer 4

Glossopharyngeal nerve
Vagus nerve
Accessory nerve
Superior bulb and internal jugular vein

Question 5

What are the structures passing through Stylomastoid foramen

Answer 5

Facial nerve

Question 6

What are the structures passing through Mastoid canaliculus

Answer 6

Auricular branch of vagus nerve

Question 7

What are the structures passing through Interior tympanic canaliculus

Answer 7

Tympanic Branch of glossopharyngeal nerve

Question 8

What are the structures passing through Petrotympanic fissure

Answer 8

Chorda tympani of intermediate nerve

Question 9

What are the structures passing through Carotid canal

Answer 9

Internal carotid artery
Internal carotid plexus

Question 10

What are the structures passing through Foramen spinosum

Answer 10

Middle meningeal vessels
Meningeal branch of mandibular nerve

Question 11

What are the structures passing through Foramen ovale

Answer 11

Lesser pertrosal nerve
Mandibular nerve
Accessory meningeal artey

Question 12

What are the structures passing through Foramen lacerum

Answer 12

Grater pertrosal nerve

Question 13

What are the structures passing through Lesser palatine foramen

Answer 13

Lesser palatine nerve and vessels

Question 14

What are the structures passing Grater palatine foramen

Answer 14

Greater palatine nerve and vessels

Question 15

What are the structures passing through Incisive fossa

Answer 15

Nasopalatine nerve
Anastomosis of posterior septel branches of sphenopalatine artey and greater palatine artery

Question 16

what is the smallest cranial nerve?

Answer 16

Trochlear

Question 17

what is the largest Cranial nerve?

Answer 17

Trigeminal nerve

Question 18

what is the thickest cranial nerve?

Answer 18

Trigeminal nerve

Question 19

what is the longest cranial nerve?

Answer 19

vagus nerve

Question 20

what are the Sensory Cranial nerve?

Answer 20

olfactory nerve,
optic nerve,
vestibulo cochlear nerve

Question 21

what are the motor cranial nerves?

Answer 21

occulo motor nerve,
Trochlear nerve
Abducens nerve,
Accessary nerve,
hypoglossal nerve,

Question 22

what are the mixed cranial nerves ( ie both sensory & motor ) ?

Answer 22

Trigeminal nerve
facial nerve
glosso pharyngeal nerve
vagus nerve

Question 23

which cranial nerve emerges from the dorsal aspect of Brian stem?

Answer 23

Trochlear nerve

Question 24

which Cranial nerve projects directly to cerebral cortex?

Answer 24

olfactory nerve.

Question 25

which cranial nerve had longest intracranial course?

Answer 25

Trochlear

Question 26

which cranial nerve had longest Extra cranial course?

Answer 26

vagus nerve

Question 27

which cranial nerve had longest Intra osseous course?

Answer 27

facial nerve

Question 28

hich cranial nerve is usually affected in Pyogenic meningitis?

Answer 28

vestibulo cochlear nerve

Question 29

which cranial nerve is usually affected in tuberculous meningitis?

Answer 29

oculomotor nerve

Question 30

which nerve is usually affected in multiple sclerosis?

Answer 30

optic nerve