Question 1

According to your text,currently the number of people in the world who are over fed ___ the number of people in the world who are hungry.

Accepted Answer

A)  is still significantly below
B)  is only slightly below
C)  equals
D)  is significantly above C

Question 2

Learned taste aversion is:

Accepted Answer

A)  When an organism samples a new food in small amounts to test for safety
B)  When an organism avoids specific tastes that have been associated with illness
C)  When an organism finds the taste of the last bites of a food item less appealing than the first bites
D)  When you eat so much of one specific food item that you "get sick of it" B

Question 3

You take a sip of milk from the carton and find that it has spoiled.For saving you from drinking the spoiled milk you should thank your:

Accepted Answer

A)  Sweet taste receptors
B)  Sour taste receptors
C)  Salty taste receptors
D)  Bitter taste receptors B

Question 4

Leptin levels are higher in:

Accepted Answer

A)  Obese individuals
B)  Non-obese individuals
C)  Diabetic individuals
D)  Non-diabetic individuals

Question 5

When the organum vasculosum lamina terminalis is lesioned,an individual drinks excessively.

Accepted Answer

A) True 
 B)False

Question 6

The last bite of that large pizza you ate by yourself is not as good as the first bite because of:

Accepted Answer

A)  Sensory-specific satiety
B)  Learned taste aversion
C)  Learned taste preference
D)  Overload to the taste receptors

Question 7

Which of the following taste receptors is least likely to be activated when you eat a pizza with sausage and pineapple?

Accepted Answer

A)  Umami
B)  Salty
C)  Sour
D)  Bitter

Question 8

Neuropeptide Y is a powerful stimulant for eating.

Accepted Answer

A) True 
 B)False

Question 9

Weight gain may:

Accepted Answer

A)  Reset the BMR to a higher level
B)  Reset the BMR to a lower level
C)  Increase the sensitivity of the stretch receptors in the stomach
D)  None of the above

Question 10

Robert couldn't get used to the changing seasons;he felt hot so he wanted the air conditioning on,then he felt chilled.His sensations of being either too hot or too cold resulted from the actions of his:

Accepted Answer

A)  Hypothalamus
B)  Suprachiasmatic nucleus of the hypothalamus
C)  Postoptic area of the hypothalamus
D)  Preoptic area of the hypothalamus

Question 11

Drive theory concerns mostly explaining:

Accepted Answer

A)  Emotions
B)  Cognitive behaviors
C)  The human need to succeed
D)  Physical conditions such as hunger and thirst

Question 12

Storage of glucose and fats is controlled by:

Accepted Answer

A)  Current glucose levels in the blood
B)  Glycogen
C)  Insulin
D)  Adipose

Question 13

High levels of leptin and insulin in obese individuals do not inhibit eating because they:

Accepted Answer

A)  Seem to be less responsive to these than normal-weight people
B)  Have damage to the hypothalamus
C)  Have abnormally low levels of neuropeptide Y
D)  Do inhibit eating,but glucose levels must be much higher

Question 14

Hypovolemic thirst occurs when:

Accepted Answer

A)  There has been excessive blood loss
B)  A salty meal was just consumed
C)  A large meal was just consumed
D)  All of the above

Question 15

Although obesity is a substantial problem,___ is also a significant problem.

Accepted Answer

A)  undernourishment
B)  malnourishment
C)  supranourishment
D)  infranourishment

Question 16

Lesioning the ventromedial hypothalamus produces:

Accepted Answer

A)  Overeating
B)  Under eating
C)  Overdrinking
D)  Under drinking

Question 17

When compared to the first bite,the last bit of pizza produces:

Accepted Answer

A)  Less of a neural response from the nucleus accumbens
B)  More of a neural response from the nucleus accumbens
C)  Less of a neural response from the nucleus recepti
D)  Less of a neural response from the nucleus of the solitary tract

Question 18

People who are homozygous for the A allele of the FTO gene are ___ more likely to be obese than individuals without the A allele.

Accepted Answer

A)  13%
B)  20%
C)  41%
D)  70%

Question 19

Warmth-sensitive and cold-sensitive cells that help mammals regulate their body temperature are found in the ___ of the hypothalamus.

Accepted Answer

A)  preoptic area
B)  area postrema
C)  ventromedial nucleus
D)  nucleus of the solitary tract

Question 20

One proposed adaptive function of learned taste aversion is:

Accepted Answer

A)  To decrease the amount of fat consumed in the diet
B)  To avoid non-nutritive items
C)  To increase the variety of food items chosen
D)  So organisms are not restricted to a single taste in their diet

Exam 6: Motivation and the Regulation of Internal States