The Senses

Question 1

What are the 5 primary senses

Answer 1

smell, touch, taste, sight, hearing

Question 2

What are the three types of receptors?

Answer 2

chemoreceptors, photoreceptors, mechanoreceptors

Question 3

Which senses use chemoreceptors?

Answer 3

taste and smell

Question 4

Which senses use photoreceptors?

Answer 4

sight

Question 5

Which senses use mechanoreceptors

Answer 5

hearing and touch

Question 6

What part of the eye adjusts your focus?

Answer 6

the lens

Question 7

What part of the eye controls the amount of light that enters the eye?

Answer 7

the pupil

Question 8

What part of the eye controls the pupil?

Answer 8

the iris

Question 9

What part of the eye receives the light and contains the rods and cones?

Answer 9

the retina

Question 10

What type of photoreceptor perceives color?

Answer 10

the cones

Question 11

What type of photoreceptor perceives tone and depth?

Answer 11

the rods

Question 12

What colors does the eye perceive?

Answer 12

red, blue, and green

Question 13

Where is a visual image processed in the brain?

Answer 13

the visual cortex

Question 14

What is the sense of smell called?

Answer 14

the olfactory sense

Question 15

Where are the olfactory chemoreceptors located?

Answer 15

In the olfactory bulb, inside the nasal cavity

Question 16

How many olfactory neurons are there?

Answer 16

About a 1000

Question 17

How many unique smells can the human body distinguish?

Answer 17

Over 4000

Question 18

What is the term that refers to the different combinations of olfactory neurons that a molecule can trigger?

Answer 18

combinational diversity

Question 19

What are the pieces of the inner ear?

Answer 19

the pinna, the ear canal, and the ear drum

Question 20

What are the three bones in the middle ear?

Answer 20

The hammer, anvil, and stirrup

Question 21

What is the snail-shaped structure that contains the mechanoreceptors that translate vibration into action potentials?

Answer 21

the cochlea

Question 22

What is the cortex that translate the signal from the auditory nerve?

Answer 22

the auditory cortex

Question 23

What is the purpose of the three bones of the ear?

Answer 23

to increase the vibration received from the ear drum

Question 24

What is your sense of smell called?

Answer 24

your gustatory sense

Question 25

What are the five flavors your taste buds can identify?

Answer 25

sweet, sour, salty, bitter, umami (savory)

Question 26

What other sense is highly connected to your sense of taste?

Answer 26

your sense of smell

Question 27

What is the nerve that carries the signal from your taste buds to your brain?

Answer 27

The glossopharyngeal nerve

Question 28

What type of receptors is your sense of touch composed of?

Answer 28

mechanoreceptors

Question 29

What cortex in the brain receives and acts in reaction to touch signals from the body?

Answer 29

somatosensory cortex

Question 30

What part of the brain sorts and processes the different touch signals before sending them to the somatosensory cortex?

Answer 30

the thalamus

Question 31

What are the primary sensations that the major types of mechanoreceptors receive?

Answer 31

light touch, deep touch, vibration, pain/heat/cold