Exam 2 - Module 8 - Lesson Answers

Question 1

name all special senses

Answer 1

visition, audition (hearing), equilibrim (balane), gustation (pain), olfaction (smell)

Question 2

somatosensation (touch)

Answer 2

general sense does not have specific organ devoted to it

Question 3

sensory receptor that responds to harmful stimuli that causes the sensation of pain

Answer 3

nociceptor

Question 4

sensory receptor tht responds to the amount of stretch in a muscle or tendon, thus sensin body position

Answer 4

proprioceptor

Question 5

type of sensory receptor that interprets chemical stimuli

Answer 5

chemoreceptor

Question 6

sensory receptor sensitive to changes in body temperature

Answer 6

thermoreceptor

Question 7

sensory recepor sensitive to sound and changes in body position equilibrium

Answer 7

mechanoreceptor

Question 8

sensory receptor responds to solute concentrations of body fluids

Answer 8

osmoreceptor

Question 9

sensory receptor responds to light stimuli

Answer 9

photoreceptor

Question 10

five recognized tastes

Answer 10

sour, salty, sweet, bitter, and umami

Question 11

taste associated with the amount of amino acids in meat

Answer 11

umami (savory taste)

Question 12

taste associated with the pH of saliva

Answer 12

sour

Question 13

taste associated with alkaloids

Answer 13

bitter

Question 14

taste associated with sodium

Answer 14

salty

Question 15

taste associated with glucose

Answer 15

sweet

Question 16

smell

Answer 16

smell is the one sensory modality that does not synpase in the thalamus before connecting to the cerebral cortex of the brain

Question 17

part of ear is incus

Answer 17

middle

Question 18

part of the ear is the cochlea

Answer 18

inner

Question 19

part of the ear is the auricle

Answer 19

external

Question 20

ear bones (ossicles) outside to inside

Answer 20

malleus, incus, stapes

Question 21

steps involved in the process of hearing

Answer 21

sound waes amplified by outer ear (auricle)
sound waves strike tympanic membrane
sound waves travel through ossicles 
sound waves reach oval window
waves in the scala vestibuli
fluid in cochlear duct displaced
basilar membrane vibrates
stereocilia of hairs cells bend
action potential on senory neuro to CNS

Question 22

structure of the inner ear that senses head position

Answer 22

vestibule (utricle and saccule)

Question 23

structure of the inner ear that senses head movement

Answer 23

semicircular canals (ampulla and cupula)

Question 24

nodding head backward and forward to nod yes

Answer 24

vestibule

Question 25

shaking head side to side to say no

Answer 25

semicircular canals

Question 26

two eye muscles that rotate the eye

Answer 26

superior oblique muscle and inferior oblique muscle

Question 27

part of eye that has color

Answer 27

iris

Question 28

part of eye that is white

Answer 28

sclera

Question 29

dark hole in the center

Answer 29

pupil

Question 30

farsighted

Answer 30

hyperopic, nearby objects are blurred

Question 31

nearsighted

Answer 31

myopic, distant objects blurred

Question 32

eye muscle is used to look cross eyed

Answer 32

medial rectus muscle