Skull 16-22

Question 1

Internal - anterior to the occipital
(butterfly shaped)

Answer 1

Sphenoid

Question 2

Internal - body of the butterfly

Answer 2

Basisphenoid

Question 3

Internal - wings of the butterfly

Answer 3

Alisphenoid

Question 4

Internal - extends from the pterygoid process

Answer 4

Hamulus

Question 5

Internal
1st hole = CNII and ophthalmic artery
2nd hole = CNIII, IV, V, & VI
3rd hole = CNV
4th hole = CNV

Answer 5

1st hole = Optic Foramen
2nd hole = Orbital Fissure
3rd hole = Foramen Rotundum
4th hole = Foramen Ovale

Question 6

Internal - dorsal part of sphenoid - front part of saddle

Answer 6

Tuberculum Sellae

Question 7

Internal - posterior part of sphenoid - back part of saddle

Answer 7

Dorsum Sellae

Question 8

Internal - groove that contains holes with vision nerves

Answer 8

Chiasmatic Groove

Question 9

Internal - AKA auditory bulla roughly ovoid and hollow bulbs at the caudoventral end of the skull

Answer 9

Tympanic Bulla