Cranial Nerves

Question 1

It leaves the anterior aspect of the pons

Answer 1

Trigeminal

Question 2

Crosses pterygopalatine fossa to enter infratemporal fossa

Answer 2

Maxillary 3

Question 3

Infratrochlear
Infraorbital

Answer 3

Nasocilliary of opthalmic
Maxillary

Question 4

Which branch of the maxillary gives parasympathetic secretomotor fibers to the lacrimal gland via the lacrimal nerve.

Answer 4

The zygomatico-temporal
Gangilionic branches

Question 5

A branch that suspends the pterygopalatine ganglion in the pterygopalatine fossa.

Answer 5

Gangillionic branches of the maxillary

Question 6

Posterior superior alveolar

Answer 6

Maxillary

Question 7

Anterior and middle superior alveolar nerves

Answer 7

Infraorbital nerve

Question 8

Inferior alveolar nerve

Answer 8

Posterior division of the mandibular

Question 9

contain sympathetic fibers to the dilator pupillae muscle and sensory fibers to the cornea

Answer 9

Long ciliary nerves

Question 10

nerves that leave the orbital cavity to supply the skin of the forehead and the scalp?

Answer 10

. The frontal nerve: divides into the supraorbital and supratrochlear nerves.

Question 11

A nerve supplies the maxillary sinus as well as the upper molar teeth and adjoining parts of the gum and the cheek.

Answer 11

Posterior superior alveolar from maxillary

Question 12

Terminal branches: palpebral, nasal and labial.

Answer 12

Infraorbital nerve of the maxillary

Question 13

which supplies the maxillary sinus as well as the upper premolar teeth, the gums, and the cheek.

Answer 13

Middle superior alveolar nerve

Question 14

supplies the maxillary sinus as well as the upper canine and the incisor teeth

Answer 14

Anterior superior alveolar nerve

Question 15

contains taste fibers from the palate.

Answer 15

The greater petrosal nerve

Question 16

The superior and inferior sensory ganglia are located on the nerve as it passes through the foramen.

Answer 16

Glossopharyngeal

Question 17

Then the nerve and the muscle pass between the superior and the middle constrictors of the pharynx.

Answer 17

Glossopharyngeal

Question 18

• At last, the glossopharyngeal nerve passes deep to X Muscle and terminates in the tongue.

Answer 18

X= hyoglossus muscle

Question 19

descends in the neck within the carotid sheath between the internal jugular vein and the internal carotid artery.

Answer 19

Vagus nerve

Question 20

X passes through the mediastinum of the thorax, passing behind the root of the lung, and enters the abdomen through the y opening in the diaphragm as anterior and posterior gastric nerves.

Answer 20

Vagus, esophegeal

Question 21

• On reaching the medial wall of the middle ear (tympanic cavity), the nerve expands to form
the sensory geniculate ganglion.

Answer 21

Facial nerve

Question 22

Which muscles does the facial nerve supply

Answer 22

2.Nerve to stapedius supplies the stapedius muscle in the middle ear.
4. Nerve to posterior belly of digastric and stylohyoid muscles.
5. Posterior auricular nerve to occipitalis and auricularis posterior muscle.
6. Five terminal branches to the muscles of facial expression

Question 23

Which muscles does the mandibular nerve supply

Answer 23

Main trunk v3
2. Nerve to the medial pterygoid muscle
Anterior division v3
1. Masseteric nerve to the masseter muscle.
2. Deep temporal nerves to the temporalis muscle.
3. Nerve to the lateral pterygoid muscle
Posterior division v3
Nerve to mylohyoid

Question 24

Carotid branch, pharyngeal branch

Answer 24

Glossopharngeal and vagus

Question 25

Where does the cranial root of accesory meets the vagus

Answer 25

a. At the inferior ganglion, the cranial root of the accessory nerve joins the vagus nerve and is distributed mainly in its pharyngeal and recurrent laryngeal branches.

Question 26

It emerges on the anterior surface of the medulla oblongata between the pyramid and the olive, crosses the posterior cranial fossa

Answer 26

Hypoglossal Nerve

Question 27

Stylohyoid Stylopharyngeus

Answer 27

Facial Glossopharyngeal

Question 28

Posterior ethmoidal nerve

Answer 28

Nasocilliary

Question 29

Nasocillary nerve continues as

Answer 29

Anterior ethmoidal nerve

Question 30

Tympanic branch

Answer 30

Glossopharyngeal

Question 31

Passes between internal and external carotid arteries

Answer 31

Glossopharyngeal nerve

Question 32

Cricothyroid muscle

Answer 32

External laryngeal nerve of vagus

Question 33

Supply of all the larynx muscle except cricothyroid

Answer 33

Reccurent laryngeal nerve

Question 34

Meningeal branches of hypoglossal nerve

Answer 34

C1 fibers

Question 35

Thyrohyoid and geniohyoid

Answer 35

C1 of hypoglossal nerve

Question 36

Omohyoid, sternohyoid ,sternothyroid

Answer 36

Ansa cervicalis

Question 37

Superior belly of omohyoid

Answer 37

A branch of superior limb (descendens hypoglossi) not from ansa cervicalis it self

Question 38

The skin of the tip of the nose is supplied by

Answer 38

external nasal nerve from opthalmic