skull part 2 Flashcards
The _________ is a compound bone that forms the base of the cranium, behind the eye and below the front part of the brain
sphenoid
what is the purple structure in this pic?
sphenoid
what are the different parts of the sphenoid?
body, lateral pterygoid plate, medial pterygoid plate, greater wing, lesser wing
_______ are extra bones in the sutures
wormian bones
what is the bone in red?
occipital
name the numbered parts of the occipital bone
- foramen magnum
- basilar part
- inferior nuchal line
- superior nuchal line
- external orbital protuberance
what is it called when male and female characteristics are physically different?
sexual dimorphism
name the numbered parts of the mandible
- coronoid process
- ramus
- condylar process
- body
- alveolar process
- mental process
what is the one part of the mandible that has no function?
mental process
what is the red foramina in this picture? what goes through here?
Carotid canal
-carotid artery
what is the foramina in this picture? what goes through here?
emissary foramen
-emissary veins
which foramens can be seen in the sphenoid? what goes through them?
- ovale (CN V branh 3)
- rotundum (CN V branch 2)
- spinosum (middle meningeal artery)
- optic canal (CN II)
what passes through the jugular foramen? where is it?
-CN IX, X, XI, Jugular vein
what is this foramen? what goes through here?
Stylomastoid foramen
CN VII
(can only be seen from bottom)
what is this foramen? what passes through here?
Optic canal, CN II - Optic nerve
what is this foramen? what passes through here?
hypoglossal canal, CN XII- hypoglossal nerve
what is this foramen? what passes through here?
foramen spinosum, middle meningeal artery
what is this foramen? what passes through here?
Foramen rotundum, CN V - trigeminal (branch 2)
what is this foramen? what passes through here?
Foramen ovale, CN V (branch 3)
what is this foramen?
foramen Lacerum
