a&p chapter 16

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the sclera

-provides for eye shape -is made of dense connective tissue

Order these from superficial to deep

-sclera -choroid -pigmented layer of retina -neural layer of retina

which of the terms indicate a receptor type that is classified by its modality of a stimulus

-thermoreceptors -mechanoreceptors -chemoreceptors

place layers of the eye in order from superficial to deep?

1- fibrous tunic 2- vascular tunic 3-retina

order these structures in the order that tears travel through them

1- lacrimal puncta 2. lacrimal canaliculus 3- lacrimal sac 4-nasolacrimal duct

put the structures in order from anterior to posterior

1. iris 2. ciliary body 3 choroid

gustatory cells are:

Chemoreceptors

what is the function of the auditory ossicles?

amplify sound and transmit sound waves to inner ear

chemoreceptors

are receptors that detect chemicals

middle of the ear tubs to the nasopharynx

auditory, eustachian, and pharyngotympanic

most visible part of the external ear is called the ______ or ______

auricle or pinna

what structure is filled with pigment from melanocytes?

choroid

the junction of the palpebral and ocular conjunctiva is called

conjunctival fornix

when light hits the eye, the pupil ____ in bright light or _______. in dim light

constricts or dilates

the limbus is the junction between the sclera and:

cornea

which are part of the fibrous tunic

cornea and sclera

which of the following are part of the fibrous tunic

cornea and sclera

where are mechanoreceptors found?

ear and skin

cutaneous receptors are a type of

exo

the auricle directs sound waves into the bon tube called

external acoustic meatus

in a taste bud the basal cell replace the ______ cells

gustatory

the vitreous body is also called the vitreous

humor

where is the cochlea located?

inner ear

specific types of receptors called _________ detect stimuli in the internal organ

interoreceptors

the conjucti

is vascular

a lack of photoreceptors in tis structure creates the "blind spot"

optic disc

the at surrounding the eye is called what

orbital

the fat surrounding the eye is called

orbital fat

the lacrimal gland has a superior or _______ part and an inferior or ________ part

orbital or palpebral

the eyelids are also called

palpebrae

as tears drain, through lacrimal caruncle, they enter small holes called

puncta

the _____ the black hole in the eye, is surrounded by the colorful_________

pupil, iris

the lens is _______ when we are viewing up close objects

round

the ciliary muscles are made of

smooth muscle

which auditory ossicle contacts the oval window

stapes

which auditory ossicles contacts the oval window?

stapes

the lacrimal gland is located?

superior and lateral to the eye

the most numerous type of receptor?

tactile receptors

we have the ability to distinguish one odor among _______ of different ones

thousands

which are true of the cornea?

transparent and avascular

what type of papillae is the largest and least numerous ?

vallate

hearing and our sense of balance comes from the stimulation of which cranial nerve

vestibulocochlear

There are 2 types of nociceptors, somatic nociceptors and ______ nociceptors

visceral


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