Question 1

The paraventricular nucleus normally inhibits meal size.

Accepted Answer

A) True 
 B)False

Question 2

Renin is released from the posterior pituitary.

Accepted Answer

A) True 
 B)False

Question 3

What happens when insulin levels are high?

Accepted Answer

A)  Fat supplies are converted to glucose, which enters the blood. 
B)  Fat supplies are depleted. 
C)  Glucose entry into the cells increases. 
D)  The sphincter muscle between the stomach and the duodenum opens. 
A)  Fat supplies are converted to glucose, which enters the blood. 
B)  Fat supplies are depleted. 
C)  Glucose entry into the cells increases. 
D)  The sphincter muscle between the stomach and the duodenum opens.

Question 4

After damage to the lateral hypothalamus, animals:

Accepted Answer

A)  show normal osmotic thirst but not hypovolemic thirst. 
B)  show normal hypovolemic thirst but not osmotic thirst. 
C)  eat less. 
D)  eat more. 
A)  show normal osmotic thirst but not hypovolemic thirst. 
B)  show normal hypovolemic thirst but not osmotic thirst. 
C)  eat less. 
D)  eat more.

Question 5

Homeothermic organisms include:

Accepted Answer

A)  amphibians and reptiles. 
B)  reptiles and fish. 
C)  amphibians and fish. 
D)  mammals and birds. 
A)  amphibians and reptiles. 
B)  reptiles and fish. 
C)  amphibians and fish. 
D)  mammals and birds.

Question 6

Cells in the preoptic area of the hypothalamus monitor which temperatures?

Accepted Answer

A)  internal organs 
B)  their own and the skin 
C)  differences between the arteries and veins 
D)  differences between internal organs and the skin 
A)  internal organs 
B)  their own and the skin 
C)  differences between the arteries and veins 
D)  differences between internal organs and the skin

Question 7

Obesity in Prader-Willi syndrome is linked to a problem with:

Accepted Answer

A)  melanocortin. 
B)  ghrelin. 
C)  NPY. 
D)  leptin. 
A)  melanocortin. 
B)  ghrelin. 
C)  NPY. 
D)  leptin.

Question 8

For most obese individuals, giving them leptin would:

Accepted Answer

A)  decrease appetite. 
B)  increase appetite. 
C)  increase sensitivity to leptin. 
D)  produce little effect. 
A)  decrease appetite. 
B)  increase appetite. 
C)  increase sensitivity to leptin. 
D)  produce little effect.

Question 9

____ occurs when solutes are more concentrated on one side of the membrane than on the other.

Accepted Answer

A)  Osmoytic thirst 
B)  Osmotic pressure 
C)  Hypovolemic thirst 
D)  Hypovolemic pressure 
A)  Osmoytic thirst 
B)  Osmotic pressure 
C)  Hypovolemic thirst 
D)  Hypovolemic pressure

Question 10

Small birds generally eat:

Accepted Answer

A)  as much as they can at one time. 
B)  only what they need at the moment. 
C)  three discrete meals per day. 
D)  mostly during the night. 
A)  as much as they can at one time. 
B)  only what they need at the moment. 
C)  three discrete meals per day. 
D)  mostly during the night.

Question 11

Specialized neurons for detecting osmotic pressure are found in the brain areas surrounding which structure?

Accepted Answer

A)  third ventricle 
B)  nucleus dorsalis 
C)  pituitary gland 
D)  Hypothalamus 
A)  third ventricle 
B)  nucleus dorsalis 
C)  pituitary gland 
D)  Hypothalamus

Question 12

Human maintain a higher body temperature during the day than at night.

Accepted Answer

A) True 
 B)False

The paraventricular nucleus normally inhibits meal size.

Renin is released from the posterior pituitary.

What happens when insulin levels are high?

After damage to the lateral hypothalamus, animals:

Homeothermic organisms include:

Cells in the preoptic area of the hypothalamus monitor which temperatures?

Obesity in Prader-Willi syndrome is linked to a problem with:

For most obese individuals, giving them leptin would:

____ occurs when solutes are more concentrated on one side of the membrane than on the other.

Small birds generally eat:

Specialized neurons for detecting osmotic pressure are found in the brain areas surrounding which structure?

Human maintain a higher body temperature during the day than at night.

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

The paraventricular nucleus normally inhibits meal size.

Renin is released from the posterior pituitary.

What happens when insulin levels are high?

After damage to the lateral hypothalamus, animals:

Homeothermic organisms include:

Cells in the preoptic area of the hypothalamus monitor which temperatures?

Obesity in Prader-Willi syndrome is linked to a problem with:

For most obese individuals, giving them leptin would:

____ occurs when solutes are more concentrated on one side of the membrane than on the other.

Small birds generally eat:

Specialized neurons for detecting osmotic pressure are found in the brain areas surrounding which structure?

Human maintain a higher body temperature during the day than at night.

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