Orbit and eye Flashcards
What makes up the roof of the orbit?
Frontal bone
What makes up the floor of the orbit?
Zygomatic and maxilla
What makes up the medial wall of the orbit?
Maxilla, lacrimal, ethmoid
small part of LW of sphenoid
What makes up the lateral wall of the orbit?
Zygomatic bone
GW of sphenoid
What are the muscles of the eye
Superior rectus Medial rectus Superior oblique Lateral rectus Inferior rectus Inferior oblique
what does the frontal nerve split into?
Super oribital nerve
super ochlear nerve
What muscle is responsible for the elevation of the upper eyelid?
Levator palpebrae superioris muscle
What lies under the levator palpebrae superioris muscle
Superior rectus muscle
What are the nerves of the orbit?
CNII
CNIV
CNVI
Where does levator palpebrae superioris muscle attach to?
Tarsal plate by CT
Where is superior oblique muscle located to LPS?
Above
What innervates lateral rectus?
CNVI
What innervates superior oblique?
CNIV
What innervates the remainder of eye muscles?
CNII
Where is the visual cortex located?
Occiptal lobe