passageways within the skull Flashcards
1
Q
what are the 16 cranial bones
A
- carotid canal
- cribriform foramina
- foramen lacerum
- foramen magnum
- foramen ovale
- foramen rotundum
- foramen spinosum
- hypoglossal canal
- inferior orbital fissure
- jugular foramen
- mastoid foramen
- optic canal
- parietal foramen
- stylomastoid foramen
- superior orbital fissure
- supraorbital foramen or notch
2
Q
what are the 6 facial bones
A
- greater and lesser palatine foramina
- incisive foramen
- infraorbital foramen
- lacrimal groove
- mandibular foramen
- mental foramen
3
Q
location of carotid canal
A
petrous part of temporal bone
4
Q
primary structures through carotid canal
A
internal carotid artery
5
Q
location of cribriform foramina
A
cribriform plate of ethmoid bone
6
Q
primary structures through cribriform foramina
A
olfactory nerves (CN1)
7
Q
location of foramen lacerum
A
between petrous part of temporal bone, sphenoid bone, and occipital bone
8
Q
location of foramen magnum
A
occipital bone
9
Q
primary structures through foramen magnum
A
vertebral arteries; spinal cord; accessory nerves (CN XI)
