Audition, Olfaction, and other senses

Question 1

Structures of the ear

Answer 1

1. Pinna
2. Auditory canal
3. Tympanic membrane
4. Ossicals: hammer, anvil, stirrup
5. Cochlea

Question 2

Hair Cells

Answer 2

changes soundwaves to an electrochemical pulse; neuron to neuron

Question 3

Frequency

Answer 3

pitch (measured in Hertz)

Question 4

Amplitude

Answer 4

loudness (measured in Decibels)

Question 5

Complexity

Answer 5

timbre (quality)

Question 6

Interaural Time Difference

Answer 6

the difference in arrival time of a sound between two ears

Question 7

Interaural Intensity Difference

Answer 7

the difference in loudness and frequency distribution between the two ears

Question 8

Place Theory

Answer 8

our perception of sound depends on where each component frequency produces vibrations along the basilar membrane

Question 9

Frequency Theory

Answer 9

based on wavelength; brain recognizes frequency

Question 10

Taste Cells are_______ located in _________ clusters

Answer 10

chemical- sensitive receptors; taste bud

Question 11

For a stimulus to be tasted, it must be _________

Answer 11

dissolved

Question 12

Receptors are sensitive to five basic taste qualities:

Answer 12

1. sweetness
2. saltiness
3. sourness
4. bitterness
5. umami: savory

Question 13

Other influences on taste:

Answer 13

1. smell
2. touch
3. temperature

Question 14

Receptors for smell are located on on the __________

Answer 14

olfactory epithelium (thin membrane found in the upper nasal cavity)

Question 15

Olfactory cells in the olfactory membrane are stimulated by gases dissolved in the fluid covering the membrane

Answer 15

.

Question 16

Pheromones

Answer 16

same species odor, used as a form of chemical communication

Question 17

Basic skin sensations:

Answer 17

cold, warm, pressure, pain

Question 18

Physiological Zero

Answer 18

the temperature at which an object touching the skin feels neither warm nor cold

Question 19

Kinesthesis

Answer 19

communicates info about movement and location of body parts. receptors are found in joints and ligaments

Question 20

Vestibular Sense

Answer 20

(aka equilibrium) receptors in semicircular canals an inner ear (vestibular sacs) movement & balance