lab exam 2 pictures

hypoglossal nerve (XII)

cranial nerve

accessory nerve (XI

MOTOR

know as neck movement

phrenic nerve

respiratory; use them to rise or depress diaphragm

supracalvicular nerves

runs along clavicle

first step of reflexes

stimulus on top, skin

RECEPTOR

second step of reflexes

sensory neuron first line

third step of reflexes

integration center

-interneuron

fourth step of reflexes

motor neuron second line

fifth step of reflexes

effector

spinal cord ( in cross section)

superior oblique muscle

trochlea

superior oblique tendon

superior rectus muscle

lateral rectus muscle

inferior oblique muscle

inferior rectus muscle

axillary nerve

radial nerve

ulnar nerve

median nerve

1. muscular branch

2. digital branch

superior gluteal

inferior gluteal

sciatic

common fibular

tibial

plantar fibular

tactile corpuscle

• transmitting the sensations of light touch

• low-frequency vibrations

dermal papilla

generate hair shaft

epidermis

protects body from harm

dermis

support and protect the skin and deeper

free nerve ending

• detect temperature

• mechanical stimuli

• danger

epidermal cells

• protecting against invasion of bacteria

lamellar corpuscle

• sensing of deep touch

• pressure and vibration.

auricle (pinna)

helix

lobule

external ear

external acoustic meatus

tympanic membrane

pharyngotympanic (auditory tube)

auditory ossicle

1. malleus (hammer)

2. incus (anvil)

3. stapes (stirup)

middle ear

internal ear (labyrinth)

lateral femoral cutaneous

obturator

femoral

lumbosacral trunk

lliohypogastric

llioinguinal

genitofemoral

vestibular membrane

tectorial membrane

cochlear duct

scala media; contains endolymph

stria vascularis

spiral organ

basilar membrane

scala vestibuli

• perilymph

scala tympani

perilymph

osseous spiral lamina

spiral ganglion

cililary muscle

ciliary process

ciliary zonule

cornea

iris

pupil

anterior pole

anterior segment

contains aqueous humor

lens

scleral venous sinus

posterior segment

vitreous humor

ora serrata

sclera

choroid

retina

macula lutea

fovea centralis

posterior pole

optic nerve

central artery and vein of retina

optic disc (blind spot)

anterior semicircular ducts

posterior

lateral

cristae ampullares in the mebranous ampullae

utricle of vestibule

saccule in vestibule

stapes in oval window

facial nerve

vestibular nerve

superior vestibular ganglion

inferior vestibular ganglion

cochlear nerve

maculae

spiral organ

cochlear duct in cochlea

round window