Sensory Processes

Question 1

Conscious perception (awareness) of sensory stimuli

Answer 1

Sensation

Question 2

The five senses are…

Answer 2

Touch, Taste, Smell, See, Hear

Question 3

The process of converting sensory information into an electrical signal is known as…

Answer 3

Transduction

-can be through ionotropic or metabotropic methods

Question 4

Which of the following senses does not use an ionotropic form of transduction?

Answer 4

Vision

Question 5

In order for a species to be able to experience a lot of different tastes, what other sense
must also be involved?

Answer 5

Smell

Question 6

What is the name of the receptor cell associated with hearing?

Answer 6

Hair cell

Question 7

If membrane channels are opened, resulting in changes in membrane potential

Answer 7

Ionotropic

Question 8

If G-coupled protein receptors interact with stimuli to trigger a secondary messenger cascade (which opens channels and changes membrane potential)

Answer 8

Metabotropic

Question 9

Name the four TOUCH nerve endings.

Answer 9

1.) Merkel disk: form and texture (shallow)
2.) Ruffini ending: pressure (deep)
3.) Meissner’s corpuscle: sensitive touch (shallow)
-corpuscle: nerve ending surrounded by
connective tissue
4.) Pascinian corpuscle: pressure (deep)

Question 10

Name the five taste sensations.

Answer 10

Sour and salty = ionotropic

Sweet, bitter, umami = metabotropic

Question 11

Prey will have what kind of vision?

Answer 11

Monocular (larger field of view)

Question 12

Predators will have what kind of vision?

Answer 12

Binocular (larger depth perception)

Question 13

Accurate depth perception relies heavily on which type of vision?

Answer 13

Binocular