pin test head and neck anatomy

depressor labii inferioris, draws lip down

depressor labii inferioris, draws lip down

structure and function

internal jugular vein

cribiform plate of ethmoid bone

lesser wing of sphenoid bone

crista galli of ethmoid bone

body of sphenoid bone

greater wing of sphenoid

squamous suture

Petrous ridge

optic canal and optic nerve

what is the name of this structure and what goes through it

supra orbital fissure and CN III, CN VI, CN VI, CN V1

what is the name of this structure and what goes through it

foramen rotundum and CN V2 (maxillary branch)

what is the name of this structure and what goes through it

foramen ovale and CN V3 (mandibular branch of opthalmic)

what is the name of this structure and what goes through it

foramen spinosum and middle meningeal artery

what is the name of this structure and what goes through it

foramen lacerum

sella turcica

hypophysial fossa

depression in the center of the sella turcica

groove for middle meningeal artery

clivus

foramen magnum and vertebral artery

what is the name of this structure and artery that runs through it

hypoglossal canal

jugular foramen

internal acoustic meatus, CN VII and CN VIII (facial nerve and vestibulocochlear nerve)

what is the structure and what goes through it

superior petrosal sinus

what structure lies in this groove

transverse sinus

what structuree lies in this groove

sigmoid sinus

what structure lies in this groove

skin, dense connective tissue, aponeurosis, loose connective tissue, periosteum

Layers of the scalp

supraorbital nerve

Affects the skin of the forehead, scalp, eyebrow, and upper eyelid.

supraorbital foramen and supraorbital artery

what is the name of this stucture and the artery that passees through it

dura mater

thick, outermost layer of the meninges surrounding and protecting the brain and spinal cord

arachnoid mater

weblike middle layer of the three meninges

pia mater

Innermost layer of the meninges

epidural space

space between the dura mater and the wall of the vertebral canal

subdural space

space between dura mater and arachnoid mater

subarachnoid space

a space in the meninges beneath the arachnoid membrane and above the pia mater that contains the cerebrospinal fluid

arachnoid granulations

what creates these small dents in the skull

superior saggital sinus

inferior saggital sinus

straight venous sinus

transverse venous sinus

sigmoid sinus

superior petrosal venous sinus

CN III,IV,VI,V1 and internal carotid artery

what runs through the cavernous sinus

falx cerebri

tentorium cerebelli

separates cerebrum from cerebellum

falx cerebelli

tentorial notch

the space in the tentorium through which the brainstem passes

vertebral artery

basilar artery

internal carotid artery

branches off the common carotid and runs inward and upward to supply the brain

anterior cerebral artery

supplies frontal lobe

posterior communicating artery

The artery of the Circle of Willis that transports
blood from the internal carotid artery to the
posterior cerebral artery is the

posterior cerebral artery

anterior communicating artery

middle cerebral artery

superior cerebellar artery

emissary veins, connect dural venous sinuses with veins outside cranium

name the structure and function

diploe

spongy bone in flat bones

lacrimal bone

nasolacrimal canal

tear duct

ethmoid bone

Light spongy bone between the eye sockets; forms part of the nasal cavities.

anterior/posterior ethmoid foramina

Zygomatic bone

greater wing of sphenoid bone

Frontal orbital plate

maxilla

opthalmic nerve

which nerve provides the sensory innervation for this dermatome

infraorbital canal and infraorbital nerve

what is the name of this structure and what goes through it

inferior orbital fissue and maxillary nerve

what is the name of this structure and what goes through it

frontal nerve

passes above the levator palpebrae muscle, and divides into supratrochlear and supraorbital nerves near the outer part of the orbit

supraorbital nerve

Affects the skin of the forehead, scalp, eyebrow, and upper eyelid.

Supratrochlear nerve

affects the skin between the eyes and upper side of the nose

lacrimal nerve, sensory innervation to conjuctiva and carries PS fibers from VII to lacrimal gland

3) name this vessel and its function

nasociliary

Opthalmic- V1 Trigeminal nerve, the branch responsible for:
Ethmoid nerves (nasal cavity)
Infratrochlear nerve (Skin at medial, inferior corner of the eye)

oculomotor nerve (CN III), movement of the eye

what is the name of this structure and what is the function

superior oblique, intortion of eye, trochlear nerve (CN IV)

what is the name of this muscle, function, and nerve that innervates it

cilliary ganglion

pupil constriction (constrictor pupillae) parasympathetically

lateral rectus, abduction of eye, abducens (CN VI)

what is the name of this muscle, function, and nerve that innervates it

superior rectus, elevates eye

what is this structure and function

medial rectus, adduction

what is this structure and function

inferior rectus, lower the eye

what is this structure and function

inferior oblique, extortion

what is this structure and function

levator palpebrae superioris, elevates eyelid

what is this structure and function

opthalmic artery

superior opthalmic vein

goes through supeerior orbital fissue, orbital vein, drains orbit nasofrontal

cornea

sclera

pupil

iris

medial commissure

lateral commissure

conjuctiva

mucous membrane that lines the eyelids and outer surface of the eyeball

palpebral fissure

lacrimal lake, collecting area for tears

what is the structure and function

lacrimal puncta, drains the lacrimal lake

what is the structure and function

clavicle

sternum

manubrium

body of sternum

xiphoid process