Question 1

Bears eat as much as they can at one time because:

Accepted Answer

A)  they do not regulate body temperature. 
B)  they do not need a constant supply of energy. 
C)  their main foods are available in large quantities for short times. 
D)  their food is always difficult to find. 
A)  they do not regulate body temperature. 
B)  they do not need a constant supply of energy. 
C)  their main foods are available in large quantities for short times. 
D)  their food is always difficult to find.

Question 2

Blood vessel constriction, shivering, and sweating are controlled by which area of the brain?

Accepted Answer

A)  pineal body 
B)  preoptic area of the hypothalamus 
C)  parietal cortex 
D)  cerebellum 
A)  pineal body 
B)  preoptic area of the hypothalamus 
C)  parietal cortex 
D)  cerebellum

Question 3

The large intestine absorbs water and minerals.

Accepted Answer

A) True 
 B)False

Question 4

Your posterior pituitary is most likely to release antidiuretic hormone (ADH):

Accepted Answer

A)  if you are very thirsty. 
B)  shortly after drinking a large glass of water. 
C)  if you are very hungry. 
D)  shortly after eating a large meal. 
A)  if you are very thirsty. 
B)  shortly after drinking a large glass of water. 
C)  if you are very hungry. 
D)  shortly after eating a large meal.

Question 5

The solutes inside and outside a cell produce an osmotic pressure.

Accepted Answer

A) True 
 B)False

Question 6

Glucagon stimulates the liver to:

Accepted Answer

A)  convert glucose to glycogen. 
B)  store glucose. 
C)  convert glycogen to glucose. 
D)  decrease blood glucose levels. 
A)  convert glucose to glycogen. 
B)  store glucose. 
C)  convert glycogen to glucose. 
D)  decrease blood glucose levels.

Question 7

____ signals the brain about the body's fat reserves, providing a long-term indicator of whether meals have been too large or too small.

Accepted Answer

A)  Renin 
B)  Insulin 
C)  Leptin 
D)  Glucagon 
A)  Renin 
B)  Insulin 
C)  Leptin 
D)  Glucagon

Question 8

Describe three mechanisms we have for increasing our body temperature.

Accepted Answer

Find a warmer place.
Put on mo

Question 9

Drinking salty sea water will satisfy osmotic thirst.

Accepted Answer

A) True 
 B)False

Question 10

The areas around the third ventricle can detect chemicals circulating in the blood because:

Accepted Answer

A)  these areas are not protected by a blood-brain barrier. 
B)  these areas have low concentrations of solutes themselves. 
C)  there is so much more blood here than anywhere else in the brain. 
D)  these cells maintain a higher internal temperature than the rest of the body. 
A)  these areas are not protected by a blood-brain barrier. 
B)  these areas have low concentrations of solutes themselves. 
C)  there is so much more blood here than anywhere else in the brain. 
D)  these cells maintain a higher internal temperature than the rest of the body.

Question 11

What causes hypovolemic thirst?

Accepted Answer

A)  dryness of the throat 
B)  low blood volume 
C)  increased concentration of solutes in the blood 
D)  too much salt in the diet 
A)  dryness of the throat 
B)  low blood volume 
C)  increased concentration of solutes in the blood 
D)  too much salt in the diet

Question 12

Ghrelin is associated with ____ in the periphery and ____ in the brain.

Accepted Answer

A)  CCK release, inhibition of the arcuate nucleus 
B)  leptin release, inhibition of the arcuate nucleus 
C)  stomach contractions, excitation of the arcuate nucleus 
D)  stomach distension, excitation of the arcuate nucleus 
A)  CCK release, inhibition of the arcuate nucleus 
B)  leptin release, inhibition of the arcuate nucleus 
C)  stomach contractions, excitation of the arcuate nucleus 
D)  stomach distension, excitation of the arcuate nucleus

Question 13

An animal refuses food and loses weight after damage to which part of the hypothalamus?

Accepted Answer

A)  suprachiasmatic nucleus 
B)  ventromedial hypothalamus 
C)  lateral hypothalamus 
D)  paraventricular nucleus. 
A)  suprachiasmatic nucleus 
B)  ventromedial hypothalamus 
C)  lateral hypothalamus 
D)  paraventricular nucleus.

Question 14

Approximately what percent of the mammalian body is composed of water?

Accepted Answer

A)  10% 
B)  20% 
C)  50% 
D)  70% 
A)  10% 
B)  20% 
C)  50% 
D)  70%

Question 15

An average young adult expends about ____ kilocalories (kcal) per day.

Accepted Answer

A)  3,000 
B)  2,600 
C)  2,000 
D)  3,600 
A)  3,000 
B)  2,600 
C)  2,000 
D)  3,600

Question 16

The vagus and splanchnic nerves help to control feeding by relaying information to the brain from the:

Accepted Answer

A)  taste buds. 
B)  muscles. 
C)  stomach. 
D)  liver. 
A)  taste buds. 
B)  muscles. 
C)  stomach. 
D)  liver.

Question 17

Damage to the ventromedial hypothalamus leads to:

Accepted Answer

A)  eating the same amount; there are no changes. 
B)  eating less. 
C)  eating more when presented with a normal or sweetened diet. 
D)  becoming less finicky about what they eat. 
A)  eating the same amount; there are no changes. 
B)  eating less. 
C)  eating more when presented with a normal or sweetened diet. 
D)  becoming less finicky about what they eat.

Question 18

Leptin is produced by:

Accepted Answer

A)  the paraventricular nucleus. 
B)  body fat. 
C)  neuropeptide Y. 
D)  orexin A. 
A)  the paraventricular nucleus. 
B)  body fat. 
C)  neuropeptide Y. 
D)  orexin A.

Question 19

Many people, including physicians, believe that eating ____ makes children hyperactive.

Accepted Answer

A)  salt 
B)  fatty foods 
C)  sugar 
D)  protein 
A)  salt 
B)  fatty foods 
C)  sugar 
D)  protein

Question 20

Humans spend about one-third of their total energy maintaining body temperature.

Accepted Answer

A) True 
 B)False

Bears eat as much as they can at one time because:

Blood vessel constriction, shivering, and sweating are controlled by which area of the brain?

The large intestine absorbs water and minerals.

Your posterior pituitary is most likely to release antidiuretic hormone (ADH):

The solutes inside and outside a cell produce an osmotic pressure.

Glucagon stimulates the liver to:

____ signals the brain about the body's fat reserves, providing a long-term indicator of whether meals have been too large or too small.

Describe three mechanisms we have for increasing our body temperature.

Drinking salty sea water will satisfy osmotic thirst.

The areas around the third ventricle can detect chemicals circulating in the blood because:

What causes hypovolemic thirst?

Ghrelin is associated with in the periphery and in the brain.

An animal refuses food and loses weight after damage to which part of the hypothalamus?

Approximately what percent of the mammalian body is composed of water?

An average young adult expends about ____ kilocalories (kcal) per day.

The vagus and splanchnic nerves help to control feeding by relaying information to the brain from the:

Damage to the ventromedial hypothalamus leads to:

Leptin is produced by:

Many people, including physicians, believe that eating ____ makes children hyperactive.

Humans spend about one-third of their total energy maintaining body temperature.

The Major Issues

Nerve Cells and Nerve Impulses

Synapses

Anatomy of the Nervous System

Development and Plasticity of the Brain

Vision

The Other Sensory Systems

Movement

Wakefulness and Sleep

Reproductive Behaviors

Emotional Behaviors

The Biology of Learning and Memory

Cognitive Functions

Mood Disorders and Schizophrenia

Filters

Exam 10: Internal Regulation

Bears eat as much as they can at one time because:

Blood vessel constriction, shivering, and sweating are controlled by which area of the brain?

The large intestine absorbs water and minerals.

Your posterior pituitary is most likely to release antidiuretic hormone (ADH):

The solutes inside and outside a cell produce an osmotic pressure.

Glucagon stimulates the liver to:

____ signals the brain about the body's fat reserves, providing a long-term indicator of whether meals have been too large or too small.

Describe three mechanisms we have for increasing our body temperature.

Drinking salty sea water will satisfy osmotic thirst.

The areas around the third ventricle can detect chemicals circulating in the blood because:

What causes hypovolemic thirst?

Ghrelin is associated with ____ in the periphery and ____ in the brain.

An animal refuses food and loses weight after damage to which part of the hypothalamus?

Approximately what percent of the mammalian body is composed of water?

An average young adult expends about ____ kilocalories (kcal) per day.

The vagus and splanchnic nerves help to control feeding by relaying information to the brain from the:

Damage to the ventromedial hypothalamus leads to:

Leptin is produced by:

Many people, including physicians, believe that eating ____ makes children hyperactive.

Humans spend about one-third of their total energy maintaining body temperature.

The Major Issues

Nerve Cells and Nerve Impulses

Synapses

Anatomy of the Nervous System

Development and Plasticity of the Brain

Vision

The Other Sensory Systems

Movement

Wakefulness and Sleep

Reproductive Behaviors

Emotional Behaviors

The Biology of Learning and Memory

Cognitive Functions

Mood Disorders and Schizophrenia

Filters

Ghrelin is associated with in the periphery and in the brain.