bp4-5

Question 1

The feedback from the receptors which are known as the _________ tell us about the position and movement of our bodies. These help the acrobats to achieve the balance they need to perform amazing physical activities.

Answer 1

somatosenses

Question 2

_____ are located in the bony orbit of the skull, which can deflect many blows.

cushioned by fat.

Answer 2

eyes

Question 3

The second line of defense is provided by the _____ Involuntary closure of these, or a blink, both protects the eye from incoming objects and moistens and cleans the front of the eye.

Answer 3

eyelids.

Question 4

____ are produced in the lacrimal gland at the outer corner of each eye. The fluid is composed primarily of water and salt but also contains proteins, glucose, and substances that kill bacteria.

Answer 4

Tears

Question 5

Muscles attached to the lens allow us to adjust our focus as we look at objects near to us or far away. This process is called _____

Answer 5

accommodation.

Question 6

The major interior chamber of the eye, known as the vitreous chamber, is filled with a jellylike substance called the ______

Answer 6

vitreous humor.

Question 7

The word _____ comes from the Latin word for “fisherman’s net.”

is a thin but complex network containing
special light-sensing cells known as photoreceptors.

Answer 7

retina

Question 8

______ is defined as the obtaining of information from the environment and the transmission of that information to the brain.

Answer 8

Sensation

Question 9

______ involves the interpretation or meaningful analysis, of sensory data.

Answer 9

Perception

Question 10

as we age, predictable changes occur in our vision. In middle age, the lens accommodates more slowly to changes in focal distance. This condition is known as _______

Answer 10

presbyopia or old sight.

Question 11

_______ occurs when one eye cannot focus on objects. If not treated, the brain will learn to ignore the input from the less functional eye. Binocular depth perception will be permanently lost

Answer 11

“Lazy eye” or amblyopia

Question 12

______ result from the clouding of the lens of the eye. It becomes more frequent with age..

are usually treated by surgically removing the clouded lens.

Answer 12

Cataracts

Question 13

_____ the eyeball is slightly elongated, then the image focused by the lens will fall short of the retina.

Answer 13

Myopia or nearsightedness -

Question 14

_____ the eyeball is too short, the best image would be focused somewhere behind the retina.

Answer 14

Hyperopia or farsightedness -

Question 15

________ does not result from eyeball length, instead, this condition results from unevenness in the shape of the cornea.

Answer 15

Astigmatism -

Question 16

_________ it is associated with high or low quality of a sound with frequency, although that is an overly simplistic view

Answer 16

Pitch perception -

Question 17

According to _______ the tonotopic organization of the basilar membrane explains that the peak of the wave traveling along the length of the basilar membrane is correlated with a sound’s frequency.

Answer 17

Georg Von Bekesy’s place theory,

Question 18

______ does not change at the same rate as the decibels do. Although the decibel level of a sound wave and its perceived loudness are related, they are not the same thing.

Answer 18

Loudness Perception -

Question 19

By allowing participants to adjust the intensity of different tones until they sound equally loud, we can plot functions known as ______

Answer 19

equal loudness contours.

Question 20

_____ the primary means this is in the horizontal plane (in front, behind, and to the side) is a comparison of the arrival times of sounds at each ear.

Answer 20

Localization of sound -

Question 21

A person is considered legally deaf when speech sounds of ______ cannot be heard.Typical speech occurs at about ____

Answer 21

82 dB or less
60 dB.

Question 22

Ear phone devices such as those used by iPod, boost signals _____ and tend to be used for long periods due to their convenience.

Answer 22

6 to 9 dB

Question 23

______ results from a variety of factors, including poor circulation to the inner ear or the cumulative effects of a lifetime of exposure to loud noise.

Answer 23

Age-related hearing loss

Question 24

_____ also occurs due to damage to the inner ear, the auditory pathways, or the auditory cortex

Answer 24

Hearing loss

Question 25

_____ begins with the detection of molecules suspended in the air.

Answer 25

Olfaction -

Question 26

The most original purpose of our sense of ____ was to protect us from eating poisonous or spoiled food.

Answer 26

taste

Question 27

These are composed of groups of between 50 and 150 columnar taste receptor cells bundled together like a cluster of bananas.

Answer 27

Taste buds

Question 28

Interwoven among the taste cells in a taste bud is a network of dendrites of sensory nerves called _______

Answer 28

taste nerves