Question 1

Alzheimer's disease involves damage to brain neurons that release

Accepted Answer

A)  acetylcholine. 
B)  dopamine. 
C)  norephinephrine. 
D)  serotonin. 
E)  an endorphin. 
A)  acetylcholine. 
B)  dopamine. 
C)  norephinephrine. 
D)  serotonin. 
E)  an endorphin.

Question 2

The ____ connects the peripheral nerves to the brain.

Accepted Answer

A)  pons 
B)  gray matter 
C)  white matter 
D)  spinal cord 
E)  medulla oblongata 
A)  pons 
B)  gray matter 
C)  white matter 
D)  spinal cord 
E)  medulla oblongata

Question 3

An action potential begins when

Accepted Answer

A)  sodium channels open. 
B)  potassium channels open. 
C)  both sodium and potassium channels open. 
D)  sodium channels close. 
E)  both sodium and potassium channels close. 
A)  sodium channels open. 
B)  potassium channels open. 
C)  both sodium and potassium channels open. 
D)  sodium channels close. 
E)  both sodium and potassium channels close.

Question 4

The part of the ear actually responsible for hearing is the

Accepted Answer

A)  hammer, anvil, and stirrup. 
B)  cochlea. 
C)  vestibular apparatus. 
D)  organ of Corti. 
E)  combination of the organ of Corti and the vestibular apparatus. 
A)  hammer, anvil, and stirrup. 
B)  cochlea. 
C)  vestibular apparatus. 
D)  organ of Corti. 
E)  combination of the organ of Corti and the vestibular apparatus.

Question 5

Once the threshold potential of a nerve impulse is acheived

Accepted Answer

A)  an action potential may occur or it may not. 
B)  an action potential will occur. 
C)  sodium ions close. 
D)  the resting potential immediately follows. 
E)  none of these will happen. 
A)  an action potential may occur or it may not. 
B)  an action potential will occur. 
C)  sodium ions close. 
D)  the resting potential immediately follows. 
E)  none of these will happen.

Question 6

Pheromones

Accepted Answer

A)  are signaling molecules that are used for olfactory communication between two different species. 
B)  are only used by invertebrates. 
C)  require a vomeronasal organ to be detected. 
D)  are signaling molecules used for olfactory communication between members of the same species. 
E)  are all of these. 
A)  are signaling molecules that are used for olfactory communication between two different species. 
B)  are only used by invertebrates. 
C)  require a vomeronasal organ to be detected. 
D)  are signaling molecules used for olfactory communication between members of the same species. 
E)  are all of these.

Question 7

Where in the brain is the corpus callosum?

Accepted Answer

A)  between the cerebellum and the medulla oblongata 
B)  below the cerebellum 
C)  between the two hemispheres of the cerebrum 
D)  between the pons and the midbrain 
E)  between the thalamus and the hypothalamus 
A)  between the cerebellum and the medulla oblongata 
B)  below the cerebellum 
C)  between the two hemispheres of the cerebrum 
D)  between the pons and the midbrain 
E)  between the thalamus and the hypothalamus

Question 8

THC, the active ingredient in marijuana, alters brain levels of

Accepted Answer

A)  dopamine. 
B)  norepinephrine. 
C)  GABA. 
D)  serotonin. 
E)  all of these. 
A)  dopamine. 
B)  norepinephrine. 
C)  GABA. 
D)  serotonin. 
E)  all of these.

Question 9

You've just finished a big meal and are relaxing in front of a fire reading your favorite book. The ___ division of your ___ nervous system is at work.

Accepted Answer

A)  parasympathetic--autonomic 
B)  parasympathetic--somatic 
C)  sympathetic--autonomic 
D)  sympathetic--somatic 
E)  autonomic--somatic 
A)  parasympathetic--autonomic 
B)  parasympathetic--somatic 
C)  sympathetic--autonomic 
D)  sympathetic--somatic 
E)  autonomic--somatic

Question 10

The brief reversal of the electric gradient across a neuron's plasma membrane is called a(an)

Accepted Answer

A)  action potential. 
B)  resting potential. 
C)  kinetic potential. 
D)  threshold potential. 
E)  energy potential. 
A)  action potential. 
B)  resting potential. 
C)  kinetic potential. 
D)  threshold potential. 
E)  energy potential.

Question 11

The central nervous system is covered by protective membranes called

Accepted Answer

A)  myelin. 
B)  gray matter. 
C)  white matter. 
D)  meninges. 
E)  neuroglia. 
A)  myelin. 
B)  gray matter. 
C)  white matter. 
D)  meninges. 
E)  neuroglia.

Question 12

The central nervous system includes

Accepted Answer

A)  the brain. 
B)  the spinal cord. 
C)  nearly all interneurons. 
D)  all of these. 
E)  the brain and the spinal cord only. 
A)  the brain. 
B)  the spinal cord. 
C)  nearly all interneurons. 
D)  all of these. 
E)  the brain and the spinal cord only.

Question 13

Which of the following are bones of the middle ear?

Accepted Answer

A)  hammer, anvil, stirrup 
B)  cochlea, pinna, anvil 
C)  anvil, pinna, stirrup 
D)  pinna, cochlea, hammer 
E)  anvil, hammer, cochlea 
A)  hammer, anvil, stirrup 
B)  cochlea, pinna, anvil 
C)  anvil, pinna, stirrup 
D)  pinna, cochlea, hammer 
E)  anvil, hammer, cochlea

Question 14

Which region of the brain is responsible for controlling reflexes such as swallowing, coughing, and sneezing?

Accepted Answer

A)  midbrain 
B)  pons 
C)  thalamus 
D)  medulla oblongata 
E)  cerebrum 
A)  midbrain 
B)  pons 
C)  thalamus 
D)  medulla oblongata 
E)  cerebrum

Question 15

Interneurons

Accepted Answer

A)  are nearly always found in the brain and spinal cord. 
B)  detect stimuli. 
C)  control muscles and glands. 
D)  are nearly always found in the brain and spinal cord, detect stimuli, and control muscles and glands. 
E)  are nearly always found in the brain and spinal cord, but they only detect stimuli. 
A)  are nearly always found in the brain and spinal cord. 
B)  detect stimuli. 
C)  control muscles and glands. 
D)  are nearly always found in the brain and spinal cord, detect stimuli, and control muscles and glands. 
E)  are nearly always found in the brain and spinal cord, but they only detect stimuli.

Question 16

Use the above figure to answer the following question(s). What is depicted in the above diagram?

Accepted Answer

A)  a sensory neuron 
B)  an interneuron 
C)  a motor neuron 
D)  a neuroglial cell 
E)  none of these 
A)  a sensory neuron 
B)  an interneuron 
C)  a motor neuron 
D)  a neuroglial cell 
E)  none of these

Question 17

Broca's area of the cerebral cortex

Accepted Answer

A)  governs speech production. 
B)  is the vision center. 
C)  is associated with memory storage. 
D)  is responsible for hearing and smell. 
E)  is the primary motor area. 
A)  governs speech production. 
B)  is the vision center. 
C)  is associated with memory storage. 
D)  is responsible for hearing and smell. 
E)  is the primary motor area.

Question 18

When a neuron is at rest

Accepted Answer

A)  the sodium and potassium gated channels are closed. 
B)  the sodium gated channels are closed and the potassium gated channels are open. 
C)  the sodium gated channels are open and the potassium gated channels are closed. 
D)  the sodium and potassium gated channels are open. 
E)  the sodium and potassium gated channels may be open or closed depending upon their location in the nervous system. 
A)  the sodium and potassium gated channels are closed. 
B)  the sodium gated channels are closed and the potassium gated channels are open. 
C)  the sodium gated channels are open and the potassium gated channels are closed. 
D)  the sodium and potassium gated channels are open. 
E)  the sodium and potassium gated channels may be open or closed depending upon their location in the nervous system.

Question 19

If a person is highly alert, anxious, and has loss of fine motor control, what type of drug have they most likely taken?

Accepted Answer

A)  a narcotic analgesic 
B)  a stimulant 
C)  a depressant 
D)  a hallucinogen 
E)  none of these 
A)  a narcotic analgesic 
B)  a stimulant 
C)  a depressant 
D)  a hallucinogen 
E)  none of these

Question 20

Which of the following is NOT under the control of the autonomic nervous system?

Accepted Answer

A)  smooth muscle 
B)  cardiac muscle 
C)  glands 
D)  skeletal muscle 
E)  all of these are under the control of the autonomic nervous system 
A)  smooth muscle 
B)  cardiac muscle 
C)  glands 
D)  skeletal muscle 
E)  all of these are under the control of the autonomic nervous system

Exam 24: Neural Control and the Senses

Alzheimer's disease involves damage to brain neurons that release

The ____ connects the peripheral nerves to the brain.

An action potential begins when

The part of the ear actually responsible for hearing is the

Once the threshold potential of a nerve impulse is acheived

Pheromones

Where in the brain is the corpus callosum?

THC, the active ingredient in marijuana, alters brain levels of

You've just finished a big meal and are relaxing in front of a fire reading your favorite book. The ___ division of your ___ nervous system is at work.

The brief reversal of the electric gradient across a neuron's plasma membrane is called a(an)

The central nervous system is covered by protective membranes called

The central nervous system includes

Which of the following are bones of the middle ear?

Which region of the brain is responsible for controlling reflexes such as swallowing, coughing, and sneezing?

Interneurons

Use the above figure to answer the following question(s). What is depicted in the above diagram?

Broca's area of the cerebral cortex

When a neuron is at rest

If a person is highly alert, anxious, and has loss of fine motor control, what type of drug have they most likely taken?

Which of the following is NOT under the control of the autonomic nervous system?

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Capturing and Releasing Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Early Life Forms and the Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

The Biosphere and Human Effects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Endocrine Control

Reproduction and Development

Plant Form and Function

Plant Reproduction and Development

Filters

You've just finished a big meal and are relaxing in front of a fire reading your favorite book. The _ division of your _ nervous system is at work.