Bony landmarks- Temporal bone

Question 1

Squamous part

What attaches to the temporal surface?

Answer 1

temporalis muscle

Question 2

Mandibular fossa

Answer 2

articulates with TMJ

Question 3

Petrotympanic fissure

Answer 3

transmits chorda tympani nerve

Question 4

Squamotympanic fissure

Answer 4

articular disc attachment point

Question 5

Tagmen tympanii

Answer 5

silver bone in squamotympanic fissure (roof of tympanic cavity)

Question 6

What attaches to mastoid process?

Answer 6

sternocleidomastid, splenius capitis, and longissimus capitis muscles

Question 7

Mastoid notch

Answer 7

serves as the attachment for posterior belly of digastric muscle

Question 8

Occipital groove in mastoid process houses_________.

Answer 8

occipital artery

Question 9

Sigmoid sulcus

Answer 9

houses sigmoid sinus

Question 10

Trigeminal impression

Answer 10

houses trigeminal ganglion

Question 11

What does the internal auditory meatus transmits?

Answer 11

facial and vestibulocochlear nerves

Question 12

Carotid canal transmits:

Answer 12

internal carotid artery and carotid nerve

Question 13

jugular fossa

Answer 13

transmits the internal jugular vein, glossopharyngeal nerve, vagus, and accessory nerve.

Question 14

Canaliculus for the tympanic nerve:

Answer 14

transmits tympanic nerve

Question 15

What attaches to the superior border of the petrous part of the temporal bone?

Answer 15

tentorium cerebelli

Question 16

Groove for the superior pretrosal sinus

Answer 16

houses the superior pretrosal sinus

Question 17

Tympanic part

Styloid process sevres as an attachment for:

Answer 17

stylohyoid, stylopharyngeus, and styloglossus mucles

stylohyoid ligament

Question 18

Stylomastoid foramen transmits:

Answer 18

facial nerve