Lab quiz senses

Question 1

gustatory receptors and olfactory receptors are what kind of receptors

Answer 1

chemoreceptors

Question 2

if no saliva can you taste sweet#salty

Answer 2

no

Question 3

why saliva prodcution is impo in sense of taste

Answer 3

chemicals from food dissolve in saliva and contact the taste cells through the taste pores which allows to taste

Question 4

5 taste perceptions

Answer 4

sweet, sour, salty, bitter, umami (amino acids)

Question 5

do you need to smell to taste

Answer 5

yes

Question 6

link increase use of salt in old age and old persons sense of smell

Answer 6

old=sense of smell fades away, harder time to taste so more salt

Question 7

what happens when hand in cold water and other in warm water and then both hands in bowl same temp

Answer 7

hand in cold water feels warm

hand in hot water feels cold

Question 8

adaptation

Answer 8

receptors overlly stimulated they become desensitised

Question 9

adaptation in hearing

Answer 9

noisy environment, hearing overly stimulated, sensory system adapts and is de-sensitised so can communicate with another person

Question 10

smell

Answer 10

pie, smell overlly stimulated, so sensory systems adpats and is de-sensitised so fading odor to person

Question 11

order of number of touch receptors between palm, lower arm and shoulder

Answer 11

palms, lower arm, shoulders

Question 12

somatic senses

Answer 12

touch, pressure, vibration, temperature, body position, limb position, pain

Question 13

type of skin receptor detecting deep pressure

Answer 13

lamellar corpuscule

Question 14

what senses that the quadriceps muscle has stretched

Answer 14

proprioceptors

Question 15

why ears pop in chnaging altitude

Answer 15

up in altitude exetrnal pressure decreases and air in inner ear will push on ear drum causing pressure
down, external pressure increases and pushes on eardrum

goal: pop to restore equal pressure

Question 16

what does 20-200 vison mean

Answer 16

can see 20 feet when others can see 200 feet

Question 17

what does 20-50-1 vision mean

Answer 17

read all but one letter on 20-50 line

Question 18

perfect vision

Answer 18

20-20

Question 19

astigmatism

Answer 19

imperfection in curvature of persons eye: causes blurred vision near and at a distance

Question 20

trouble with near vision

Answer 20

presbyotic

Question 21

myopic

Answer 21

light focused on a point before the retina

Question 22

laser surgery

Answer 22

curvature of retina increased, so focuses better on retina

Question 23

accomodation

Answer 23

look object, ciliary muscle contract so lens become more round, older=lens more rigid

Question 24

presbyopia

Answer 24

need to read from further bc decreases the elsticity of eye so light focuses behind retina