Question 1

(see Figure 9.6)
  
-The structure labeled "1" in this illustration is the​

Accepted Answer

A) posterior hypothalamus 
B) thalamus 
C) pituitary gland 
D) preoptic area of the hypothalamus 
A) posterior hypothalamus 
B) thalamus 
C) pituitary gland 
D) preoptic area of the hypothalamus

Question 2

Osmotic thirst results from​

Accepted Answer

A) injuries leading to loss of blood. 
B) reductions in blood pressure. 
C) cellular dehydration. 
D) decreases in the concentration of extracellular sodium. 
A) injuries leading to loss of blood. 
B) reductions in blood pressure. 
C) cellular dehydration. 
D) decreases in the concentration of extracellular sodium.

Question 3

How does an organism's surface-to-volume ratio affect temperature regulation?​

Accepted Answer

An animal's volume determines its heat p

Question 4

Electrolytes are​

Accepted Answer

A) solutes containing ions. 
B) solutes that do not carry an electrical charge. 
C) positively charged solutes. 
D) negatively charged solutes. 
A) solutes containing ions. 
B) solutes that do not carry an electrical charge. 
C) positively charged solutes. 
D) negatively charged solutes.

Question 5

During times of starvation,the brain may obtain energy from​

Accepted Answer

A) ketones. 
B) galactose. 
C) amino acids. 
D) glucagons. 
A) ketones. 
B) galactose. 
C) amino acids. 
D) glucagons.

Question 6

Why does hyponatremia occur,and what are its consequences?​

Accepted Answer

The answer of Why does hyponatremia occur,and what are its...

Question 7

Insulin levels​

Accepted Answer

A) remain constant over time. 
B) increase following a meal. 
C) decrease following a meal. 
D) fluctuate according to ultradian rhythms. 
A) remain constant over time. 
B) increase following a meal. 
C) decrease following a meal. 
D) fluctuate according to ultradian rhythms.

Question 8

Jessica's weight of 123 pounds doesn't vary much regardless of what she eats from day to day.It is likely that 123 pounds is Jessica's​

Accepted Answer

A) ideal weight. 
B) set point. 
C) homeostasis. 
D) drive state. 
A) ideal weight. 
B) set point. 
C) homeostasis. 
D) drive state.

Question 9

You have been hiking,and as night falls and the temperature drops,the first part of your temperature regulation system to be activated is probably your ________,which will trigger your _________ to make you shiver.​

Accepted Answer

A) spinal cord; skin receptors 
B) skin receptors; hypothalamus 
C) brainstem; hypothalamus 
D) hypothalamus; skin receptors 
A) spinal cord; skin receptors 
B) skin receptors; hypothalamus 
C) brainstem; hypothalamus 
D) hypothalamus; skin receptors

Question 10

How does a set point work? Provide one example​

Accepted Answer

Set points for temperature,fluid levels,

Question 11

Rats binging on sugar water reacted to naloxone like rats that had​

Accepted Answer

A) been addicted to morphine. 
B) consumed regular rat food instead of sugar water. 
C) been addicted to cocaine. 
D) been severely food deprived. 
A) been addicted to morphine. 
B) consumed regular rat food instead of sugar water. 
C) been addicted to cocaine. 
D) been severely food deprived.

Question 12

In response to stimulation by aMSH and CART,the pituitary gland releases​

Accepted Answer

A) cholecystokinin. 
B) neuropeptide Y. 
C) TSH and ACTH. 
D) AgRP. 
A) cholecystokinin. 
B) neuropeptide Y. 
C) TSH and ACTH. 
D) AgRP.

Question 13

People within the healthy range of body mass index (18.5 to 24.9)​

Accepted Answer

A) always enjoy greater life expectancy than people with BMIs of 25 or above. 
B) experience increased risk of death if they must constantly diet in order to maintain a healthy weight. 
C) experience increased risk of death if their waist circumference is larger than normal. 
D) experience increased risk of death if their lean body mass is higher than normal. 
A) always enjoy greater life expectancy than people with BMIs of 25 or above. 
B) experience increased risk of death if they must constantly diet in order to maintain a healthy weight. 
C) experience increased risk of death if their waist circumference is larger than normal. 
D) experience increased risk of death if their lean body mass is higher than normal.

Question 14

Raynaud's disease involves an inappropriate response to​

Accepted Answer

A) low thyroid. 
B) fever. 
C) warm temperatures. 
D) cold temperatures. 
A) low thyroid. 
B) fever. 
C) warm temperatures. 
D) cold temperatures.

Question 15

Excess sugars may be converted by the liver into​

Accepted Answer

A) ketones. 
B) glycogen. 
C) glucose. 
D) glucagon. 
A) ketones. 
B) glycogen. 
C) glucose. 
D) glucagon.

Question 16

How might lesions of the ventromedial hypothalamus (VMH)disrupt appetite?​

Accepted Answer

Animals with lesions of the ventromedial

Question 17

An animal's surface-to-volume ratio predicts​

Accepted Answer

A) that it is an ectoderm. 
B) that it is an endoderm. 
C) how much heat the animal can generate. 
D) how much energy the animal requires to maintain core temperature. 
A) that it is an ectoderm. 
B) that it is an endoderm. 
C) how much heat the animal can generate. 
D) how much energy the animal requires to maintain core temperature.

Question 18

In osmosis​

Accepted Answer

A) solutes move from areas of high concentration to areas of low concentration. 
B) solutes move from areas of low concentration to areas of high concentration. 
C) water moves from areas of low concentration of solutes to areas of high concentration of solutes. 
D) water moves from areas of high concentration of solutes to areas of low concentration of solutes. 
A) solutes move from areas of high concentration to areas of low concentration. 
B) solutes move from areas of low concentration to areas of high concentration. 
C) water moves from areas of low concentration of solutes to areas of high concentration of solutes. 
D) water moves from areas of high concentration of solutes to areas of low concentration of solutes.

Question 19

Matt is having a long study session in the library,where the "no food,no drink" rules are enforced very strictly.Over the course of the study session,we can expect that Matt's glucagon​

Accepted Answer

A) and insulin levels will remain very low. 
B) and insulin levels will increase gradually. 
C) levels will drop and his insulin levels will rise. 
D) levels will rise and his insulin levels will drop. 
A) and insulin levels will remain very low. 
B) and insulin levels will increase gradually. 
C) levels will drop and his insulin levels will rise. 
D) levels will rise and his insulin levels will drop.

Question 20

A neuropeptide that may signal satiety is​

Accepted Answer

A) thyroid-stimulating hormone (TSH). 
B) neuropeptide Y (NPY). 
C) cholecystokinin (CCK). 
D) adreno-corticotropic hormone (ACTH). 
A) thyroid-stimulating hormone (TSH). 
B) neuropeptide Y (NPY). 
C) cholecystokinin (CCK). 
D) adreno-corticotropic hormone (ACTH).

(see Figure 9.6) -The structure labeled "1" in this illustration is the

Osmotic thirst results from

How does an organism's surface-to-volume ratio affect temperature regulation?

Electrolytes are

During times of starvation,the brain may obtain energy from

Why does hyponatremia occur,and what are its consequences?

Insulin levels

Jessica's weight of 123 pounds doesn't vary much regardless of what she eats from day to day.It is likely that 123 pounds is Jessica's

You have been hiking,and as night falls and the temperature drops,the first part of your temperature regulation system to be activated is probably your ,which will trigger your _ to make you shiver.

How does a set point work? Provide one example

Rats binging on sugar water reacted to naloxone like rats that had

In response to stimulation by aMSH and CART,the pituitary gland releases

People within the healthy range of body mass index (18.5 to 24.9)

Raynaud's disease involves an inappropriate response to

Excess sugars may be converted by the liver into

How might lesions of the ventromedial hypothalamus (VMH)disrupt appetite?

An animal's surface-to-volume ratio predicts

In osmosis

Matt is having a long study session in the library,where the "no food,no drink" rules are enforced very strictly.Over the course of the study session,we can expect that Matt's glucagon

A neuropeptide that may signal satiety is

What Is Behavioral Neuroscience

Functional Neuroanatomy and the Evolution of the Nervous System

Neurophysiology: the Structure and Functions of the Cells of the Nervous System

Psychopharmacology

Genetics and the Development of the Human Brain

Vision

Nonvisual Sensation and Perception

Movement

Sexual Behavior

Sleep and Waking

Learning and Memory

Hemispheric Asymmetry, language, and Intelligence

Emotion, reward, aggression, and Stress

Neuropsychology

Psychopathology

Filters

Exam 9: Homeostasis and Motivation

(see Figure 9.6) -The structure labeled "1" in this illustration is the​