Presented by Kami Dykes
Receptors and Somatic Senses
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1.___ are receptors that are sensitve to changes in the
concentrations of chemicals.
2.Whenever tissues are damaged, ___ receptors are likely to be
stimulated.
3. Receptors that are sensitive to temperature changes are called
___.
4.___ are sensitive to changes in the light energy.
5.___are sensitive to changes in pressure or to movement of fluid.
6. A sensation may seem to fade away when receptors are
continuously stimulated as a result of ___ adaptation.
7. The body can only stand water heated to ___.
Word Bank
Chemoreceptors 120 F
sensory
pain
thermoreceptors photoreceptors mechanoreceptors
Temporal
bone
Semi-circular canals
Vestibulocochlear
nerve
auricle
cochlea
Eustachian
External Acoustic meatus
Tympanic
membrane
Vestibulochlear nerve
(auditory)
Ear
Cochlea
Semicircular canalscontains endolymph
Tympanic
membrane
Stapes
Malleus
Incus
Vestibule
External Ear
Semicircular canals
Auricle
Incus
Stapes
Malleus
Cochlea
Vestibulochlear
nerve (auditory)
Oval window
Round window
Tympanic cavity
Tympanic
membrane
External
acoustic
meatus
Eustachian
Tube
Pharynx
The Ear
Auditory tube
 Ceruminous gland
 External auditory
meatus
 Malleus
 Osseous labyrinth
 Scala tympani
 Scala vestibuli
 Stapes
 Tectorial membrane
 Tympanic cavity
 Tympanic membrane
 vestibule
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Auditory ossicle attached to tympanic
membrane
Air-filled space containing auditory
ossicles
Contact hair of hearing receptors
Leads from oval window to apex of
cochlea
S-shaped tube leading to tympanic
membrane
Wax-secreting structure
Cone-shaped, semitransparent
membrane attached to malleus
Auditory ossicle attached to oval
window
Bony chamber between the cochlea
and semicircular canals
Bony canal of inner ear in temporal
bone
Connects middle ear and pharynx
Extends from apex of cochlea to 12-26
round window
sclera
iris
pupil
muscle
cornea
Iris
Sclera
Pupil
Lens
Optic disc- blind
spot
Fovea
centralis
Vitreous
humor
Retina
Structure of the Eye
Lateral rectus
Retina
Ciliary body
Suspensory
ligaments
Choroid coat
Sclera
Vitreous humor
Iris
Lens
Pupil
Fovea centralis
Cornea
Aqueous
humor
Anterior
cavity
Anterior
chamber
Posterior
chamber
Optic nerve
Optic disc
Posterior cavity
Medial rectus
Structure of the Eye
Aqueous
humor
 Cornea
 Iris
Lacrimal gland
 Lysozyme
 Optic disc
 Retina
 Sclera
Vitreous humor
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White part of outer tunic
Transparent anterior portion of
outer tunic
Secretes tears
Fills posterior cavity of eye
Area where optic nerve
orginates
Smooth muscle that controls
light intensity
Fills anterior and posterior
chambers of the anterior cavity
Contains visual receptors call
rods and cones
Antibacterial agent in tears
Melissa
Mr. Jones
Use two cold knives with a hot
knife in the middle.
The brain flips out and senses
it as pain.
3 Knives Experiment