Question 1

We know that nutrient receptors are located within the intestines because

Accepted Answer

A)  injection of nutrients into the duodenum will induce eating. 
B)  infusion of fatty acids into the duodenum increases the firing rate of afferent axons from the gut. 
C)  infusion of amino acids into the stomach increases the firing rate of afferent axons from the gut. 
D)  infusion of glucose into the duodenum increases the firing rate of afferent axons from the gut. 
E)  eating is not altered by surgery that cuts the gut afferents. 
A)  injection of nutrients into the duodenum will induce eating. 
B)  infusion of fatty acids into the duodenum increases the firing rate of afferent axons from the gut. 
C)  infusion of amino acids into the stomach increases the firing rate of afferent axons from the gut. 
D)  infusion of glucose into the duodenum increases the firing rate of afferent axons from the gut. 
E)  eating is not altered by surgery that cuts the gut afferents.

Question 2

Which pair below act as orexigens?

Accepted Answer

A)  NPY; insulin 
B)  ghrelin; CART 
C)  CCK; ghrelin 
D)  CART; alpha-MSH 
E)  NPY; AGRP 
A)  NPY; insulin 
B)  ghrelin; CART 
C)  CCK; ghrelin 
D)  CART; alpha-MSH 
E)  NPY; AGRP

Question 3

Compare and contrast the short- and long-term energy stores of the body.

Accepted Answer

Liver cells convert glucose to glycogen,

Question 4

Ghrelin acts on ________ neurons to stimulate feeding.

Accepted Answer

A)  NPY 
B)  angiotensin 
C)  MC4 receptors 
D)  leptin 
E)  agouti-related peptide 
A)  NPY 
B)  angiotensin 
C)  MC4 receptors 
D)  leptin 
E)  agouti-related peptide

Question 5

Which of the following is considered to be an important factor that contributes to obesity?

Accepted Answer

A)  overexertion in our jobs and spare time 
B)  learning to slowly eat your food 
C)  the fact that some persons are efficient at storing ingested calories as fat 
D)  the generous portions of low-calorie foods provided by fast-food restaurants 
E)  oversecretion of leptin 
A)  overexertion in our jobs and spare time 
B)  learning to slowly eat your food 
C)  the fact that some persons are efficient at storing ingested calories as fat 
D)  the generous portions of low-calorie foods provided by fast-food restaurants 
E)  oversecretion of leptin

Question 6

The peptides ________ and ________ act in the hypothalamus to increase eating in the rat.

Accepted Answer

A)  insulin; CCK 
B)  serotonin; CCK 
C)  NPY; leptin 
D)  orexin; melanin-concentrating hormone 
E)  CCK; ghrelin 
A)  insulin; CCK 
B)  serotonin; CCK 
C)  NPY; leptin 
D)  orexin; melanin-concentrating hormone 
E)  CCK; ghrelin

Question 7

The only bodily cells that do not require insulin in order to transport glucose across the cell membranes are

Accepted Answer

A)  liver cells. 
B)  cells of the brain. 
C)  muscle cells. 
D)  pancreatic cells. 
E)  adipose cells. 
A)  liver cells. 
B)  cells of the brain. 
C)  muscle cells. 
D)  pancreatic cells. 
E)  adipose cells.

Question 8

The ob mouse is obese because it lacks the gene that normally produces ________.

Accepted Answer

The answer of The ob mouse is obese because it...

Question 9

During the absorptive phase of metabolism,

Accepted Answer

A)  blood glucose levels are lowered. 
B)  it has been some time since the person last ate food. 
C)  the pancreas secretes glucagon rather than insulin. 
D)  the liver converts glycogen to glucose. 
E)  blood glucose levels rise, which triggers the release of insulin by the pancreas. 
A)  blood glucose levels are lowered. 
B)  it has been some time since the person last ate food. 
C)  the pancreas secretes glucagon rather than insulin. 
D)  the liver converts glycogen to glucose. 
E)  blood glucose levels rise, which triggers the release of insulin by the pancreas.

Question 10

Detectors for glucose are located within the liver as well as the ________.

Accepted Answer

The answer of Detectors for glucose are located within the...

Question 11

Plasma levels of ghrelin are highest _______ and lead to ________.

Accepted Answer

A)  at the start of the morning; a craving for caffeine 
B)  after a meal; a craving for a cigarette 
C)  at the end of the evening; sleepiness 
D)  before a meal; eating 
E)  after a meal; consumption of a snack 
A)  at the start of the morning; a craving for caffeine 
B)  after a meal; a craving for a cigarette 
C)  at the end of the evening; sleepiness 
D)  before a meal; eating 
E)  after a meal; consumption of a snack

Question 12

The Roux-en-Y gastric bypass procedure produces weight loss by

Accepted Answer

A)  reducing plasma leptin levels. 
B)  decreasing plasma ghrelin levels. 
C)  decreasing plasma PYY levels. 
D)  increasing plasma PYY levels. 
E)  increasing plasma CCK levels. 
A)  reducing plasma leptin levels. 
B)  decreasing plasma ghrelin levels. 
C)  decreasing plasma PYY levels. 
D)  increasing plasma PYY levels. 
E)  increasing plasma CCK levels.

Question 13

Match up the correct behavior with the condition that precedes it:

Accepted Answer

A)  mercaptoacetate; drinking 
B)  insulin; drinking 
C)  insulin; sexual behavior 
D)  mercaptoacetate; eating 
E)  2-DG; drinking 
A)  mercaptoacetate; drinking 
B)  insulin; drinking 
C)  insulin; sexual behavior 
D)  mercaptoacetate; eating 
E)  2-DG; drinking

Question 14

A key aspect of anorexia nervosa is

Accepted Answer

A)  an intense fear of obesity. 
B)  the binging and subsequent purging of food. 
C)  an intolerance for exercise. 
D)  an understimulation of NPY and ghrelin receptors. 
E)  a defect in insulin metabolism. 
A)  an intense fear of obesity. 
B)  the binging and subsequent purging of food. 
C)  an intolerance for exercise. 
D)  an understimulation of NPY and ghrelin receptors. 
E)  a defect in insulin metabolism.

Question 15

A correctional mechanism for low blood volume involves

Accepted Answer

A)  the movement of urine into the blood through the kidney. 
B)  movement of water into cells. 
C)  a fasting pumping action in the heart. 
D)  a slower pumping action in the heart. 
E)  contracting the muscles of the arteries and veins. 
A)  the movement of urine into the blood through the kidney. 
B)  movement of water into cells. 
C)  a fasting pumping action in the heart. 
D)  a slower pumping action in the heart. 
E)  contracting the muscles of the arteries and veins.

Question 16

A key reason why the volume of blood must be regulated within certain limits is that

Accepted Answer

A)  reduced blood volume causes water to move out of cells. 
B)  reduced blood volume causes water to move into cells. 
C)  low blood volume leads to better pumping action in the heart. 
D)  low blood volume leads to heart failure. 
E)  high blood volume leads to low blood pressure. 
A)  reduced blood volume causes water to move out of cells. 
B)  reduced blood volume causes water to move into cells. 
C)  low blood volume leads to better pumping action in the heart. 
D)  low blood volume leads to heart failure. 
E)  high blood volume leads to low blood pressure.

Question 17

Brain damage in humans that involves the lamina terminalis

Accepted Answer

A)  produces an intense feeling of thirst that cannot be satisfied. 
B)  impairs the capacity of a person to experience thirst after injection of hypertonic saline. 
C)  blocks the neural signals generated by the atrial baroreceptors. 
D)  leads to increased water consumption. 
E)  leads to overconsumption of salt. 
A)  produces an intense feeling of thirst that cannot be satisfied. 
B)  impairs the capacity of a person to experience thirst after injection of hypertonic saline. 
C)  blocks the neural signals generated by the atrial baroreceptors. 
D)  leads to increased water consumption. 
E)  leads to overconsumption of salt.

Question 18

Zhang and colleagues report that ________ are mechanoreceptors that induce membrane ______.

Accepted Answer

A)  volumetric receptors; spike discharge 
B)  osmoreceptors; depolarization 
C)  volumetric receptors; hyperpolarization 
D)  osmoreceptors; inhibition 
E)  osmoreceptors; hyperpolarization 
A)  volumetric receptors; spike discharge 
B)  osmoreceptors; depolarization 
C)  volumetric receptors; hyperpolarization 
D)  osmoreceptors; inhibition 
E)  osmoreceptors; hyperpolarization

Question 19

Which of the following is true of MC4 receptors?

Accepted Answer

A)  MC4-receptor activation stimulates eating. 
B)  A targeted mutation against the MC4-receptor leads to aphagia and death. 
C)  MC4-receptors are highly concentrated in the stomach and duodenum. 
D)  AGRP stimulates eating by blocking MC4-receptors. 
E)  NPY stimulates eating by stimulating MC4-receptors. 
A)  MC4-receptor activation stimulates eating. 
B)  A targeted mutation against the MC4-receptor leads to aphagia and death. 
C)  MC4-receptors are highly concentrated in the stomach and duodenum. 
D)  AGRP stimulates eating by blocking MC4-receptors. 
E)  NPY stimulates eating by stimulating MC4-receptors.

Question 20

The ob mouse is obese because it lacks the gene that normally produces

Accepted Answer

A)  CCK. 
B)  leptin. 
C)  insulin. 
D)  peptide YY. 
E)  glucagon. 
A)  CCK. 
B)  leptin. 
C)  insulin. 
D)  peptide YY. 
E)  glucagon.

We know that nutrient receptors are located within the intestines because

Which pair below act as orexigens?

Compare and contrast the short- and long-term energy stores of the body.

Ghrelin acts on ________ neurons to stimulate feeding.

Which of the following is considered to be an important factor that contributes to obesity?

The peptides and act in the hypothalamus to increase eating in the rat.

The only bodily cells that do not require insulin in order to transport glucose across the cell membranes are

The ob mouse is obese because it lacks the gene that normally produces ________.

During the absorptive phase of metabolism,

Detectors for glucose are located within the liver as well as the ________.

Plasma levels of ghrelin are highest _ and lead to __.

The Roux-en-Y gastric bypass procedure produces weight loss by

Match up the correct behavior with the condition that precedes it:

A key aspect of anorexia nervosa is

A correctional mechanism for low blood volume involves

A key reason why the volume of blood must be regulated within certain limits is that

Brain damage in humans that involves the lamina terminalis

Zhang and colleagues report that __ are mechanoreceptors that induce membrane .

Which of the following is true of MC4 receptors?

The ob mouse is obese because it lacks the gene that normally produces

Introduction

Structure and Function of Cells of the Nervous System

Structure of the Nervous System

Psychopharmacology

Methods and Strategies of Research

Vision

Audition, the Body Senses, and the Chemical Senses

Control of Movement

Sleep and Biological Rhythms

Reproductive Behavior

Emotion

Learning and Memory

Human Communication

Neurological Disorders

Schizophrenia and the Affective Disorders

Anxiety Disorders, Autistic Disorder, Attention-Deficithyperactivity Disorder, and Stress Disorders

Drug Abuse

Filters

Exam 12: Ingestive Behavior

We know that nutrient receptors are located within the intestines because

Which pair below act as orexigens?

Compare and contrast the short- and long-term energy stores of the body.

Ghrelin acts on ________ neurons to stimulate feeding.

Which of the following is considered to be an important factor that contributes to obesity?

The peptides ________ and ________ act in the hypothalamus to increase eating in the rat.

The only bodily cells that do not require insulin in order to transport glucose across the cell membranes are

The ob mouse is obese because it lacks the gene that normally produces ________.

During the absorptive phase of metabolism,

Detectors for glucose are located within the liver as well as the ________.

Plasma levels of ghrelin are highest _______ and lead to ________.

The Roux-en-Y gastric bypass procedure produces weight loss by

Match up the correct behavior with the condition that precedes it:

A key aspect of anorexia nervosa is

A correctional mechanism for low blood volume involves

A key reason why the volume of blood must be regulated within certain limits is that

Brain damage in humans that involves the lamina terminalis

Zhang and colleagues report that ________ are mechanoreceptors that induce membrane ______.

Which of the following is true of MC4 receptors?

The ob mouse is obese because it lacks the gene that normally produces

Introduction

Structure and Function of Cells of the Nervous System

Structure of the Nervous System

Psychopharmacology

Methods and Strategies of Research

Vision

Audition, the Body Senses, and the Chemical Senses

Control of Movement

Sleep and Biological Rhythms

Reproductive Behavior

Emotion

Learning and Memory

Human Communication

Neurological Disorders

Schizophrenia and the Affective Disorders

Anxiety Disorders, Autistic Disorder, Attention-Deficithyperactivity Disorder, and Stress Disorders

Drug Abuse

Filters

The peptides and act in the hypothalamus to increase eating in the rat.

Plasma levels of ghrelin are highest _ and lead to __.

Zhang and colleagues report that __ are mechanoreceptors that induce membrane .