The Senses

Front 1

Receptors

Back 1

detect change and generate impulses

Front 2

Sensory Neurons

Back 2

transmit impulses form receptors to CNS

Front 3

Sensory tracts

Back 3

White matter in the CNS

Front 4

Sensory Area

Back 4

Most in cerebral cortex
Fells & interprets the sensation

Front 5

Intensity

Back 5

degree to which a sensation is felt

Front 6

Contrast

Back 6

effect of a previous or simultanious sensation on a current sensation as the brain compares them.

Front 7

Adaptaion

Back 7

becoming unaware of a continuing stimulus

Front 8

After-Image

Back 8

sensation remains in the consciousness after the stimulus has stopped.

Front 9

Location of sensory areas

Back 9

Parietal lobes

Front 10

Referred pain

Back 10

Visceral pain felt as cutaneous pain

Front 11

What sensations are in the dermis

Back 11

Free nerve endings:pain,heat,cold
Encapsulated nerve endings:touch, pressure

Front 12

Function of Streach receptors in Muscles

Back 12

detect streaching

Front 13

Location of sensory areas for Conscious muscle sense

Back 13

Parietal Lobes

Front 14

_______ uses unconsious muscle sense to coordinate voluntary movement

Back 14

Cerebellum

Front 15

location of Chemoreceptors

Back 15

taste buds on tongue
upper nasal cavity

Front 16

Function of chemoreceptors

Back 16

detect food in saliva in mouth/
detect vaporized chemicals

Front 17

Four basic tastes

Back 17

sweet, sour, salty, bitter

Front 18

Location of receptors for Hunger

Back 18

Hypothalamus

Front 19

Function of receptors for hunger

Back 19

detect changes in GI hormones and nutrient levels in the blood

Front 20

Location of receptors for thirst

Back 20

Hypothalamus

Front 21

Function of receptors for thirst

Back 21

detect changes in body water

Front 22

eyelid and Eyelash function

Back 22

keep dust out of eyes

Front 23

Lacrimal gland function

Back 23

produce tears

Front 24

What protects Eyeball

Back 24

bony orbit (socket)

Front 25

how many muscles move the eyeball

Back 25

six muscles

Front 26

outermost layer of the eyeball

Back 26

sclera

Front 27

What is sclera made of

Back 27

fibrous connective tissue

Front 28

where is Choroid layer

Back 28

middle layer of eyeball

Front 29

Ciliary body and suispensory ligaments Function

Back 29

changes shape of lens

Front 30

what is Ciliary body and suispensory ligaments made of

Back 30

a transparent, elastic protein

Front 31

Iris function

Back 31

regulate diameter of Pupil, how much light strikes the retina

Front 32

Reina location

Back 32

innermost layer of eyeball, contains rods and cones

Front 33

Rods function

Back 33

detect light

Front 34

function of Cones

Back 34

detect color

Front 35

Vitreous Humor function

Back 35

keeps retina in place

Front 36

aqueous humor function

Back 36

nourishes the lens and cornea

Front 37

Outer ear function

Back 37

NONE

Front 38

Middle Ear location

Back 38

eardrum at end of ear canal

Front 39

Middle Ear function

Back 39

vibrates when sound waves strike it

Front 40

Auditory bones

Back 40

malleus, stapes, incus

Front 41

Auditory bones function

Back 41

transmit vibrations to inner ear

Front 42

Eustachian tube Function

Back 42

allows air in and out of middle ear to permit eardrum to vibrate

Front 43

Inner Ear

Back 43

bony labyrinth in temporal bone

Front 44

Membraneous structures

Back 44

cochlea, utricle, saccule, & seicircular canals

Front 45

Cochlea

Back 45

snail-shaped, 3 internal canals, contains receptors for hearing

Front 46

Utricle & Saccule

Back 46

membranous sacs in the vestibule

Front 47

Semicircular canals

Back 47

3 membraneous ovals in 3 planes

Front 48

Aortic Arch

Back 48

aortic body contains chemoreceptors