Question 1

What kind of information is carried by the ventral horn of the spinal cord?

Accepted Answer

A)  Sensory information from muscles and skin 
B)  Proprioceptive information from joints and muscles 
C)  Motor information for voluntary movements 
D)  Motor and sensory information 
A)  Sensory information from muscles and skin 
B)  Proprioceptive information from joints and muscles 
C)  Motor information for voluntary movements 
D)  Motor and sensory information

Question 2

The Na+-K+ pump helps to maintain the _______ by pumping three Na+ ions in for every two K+ ions pumped out of the cell.

Accepted Answer

A)  action potential 
B)  resting membrane potential 
C)  threshold 
D)  local potential 
A)  action potential 
B)  resting membrane potential 
C)  threshold 
D)  local potential

Question 3

Proteins, such as receptors and enzymes, are synthesized in the cytoplasm of the soma in a process called

Accepted Answer

A)  translation. 
B)  regulation. 
C)  transcription. 
D)  transport. 
A)  translation. 
B)  regulation. 
C)  transcription. 
D)  transport.

Question 4

Epigenetic changes affect gene expression by _______ and by _______.

Accepted Answer

A)  blocking translation; DNA methylation 
B)  breaking down chromatin; blocking transcription 
C)  DNA methylation; chromatin remodeling 
D)  remodeling transcription factors; blocking translation 
A)  blocking translation; DNA methylation 
B)  breaking down chromatin; blocking transcription 
C)  DNA methylation; chromatin remodeling 
D)  remodeling transcription factors; blocking translation

Question 5

The term "hyperpolarization" refers to

Accepted Answer

A)  an excitatory postsynaptic potential. 
B)  the opening of sodium channels. 
C)  movement of the resting membrane potential closer to threshold. 
D)  movement of the resting membrane potential farther from threshold. 
A)  an excitatory postsynaptic potential. 
B)  the opening of sodium channels. 
C)  movement of the resting membrane potential closer to threshold. 
D)  movement of the resting membrane potential farther from threshold.

Question 6

Clusters of cell bodies in the CNS are called _______, and their associated bundles of axons are called _______.

Accepted Answer

A)  nuclei; tracts 
B)  ganglia; tracts 
C)  nuclei; nerves 
D)  ganglia; nerves 
A)  nuclei; tracts 
B)  ganglia; tracts 
C)  nuclei; nerves 
D)  ganglia; nerves

Question 7

The function of the axon is to transmit the _______, generated at the _______, to the terminals.

Accepted Answer

A)  axoplasm; soma 
B)  action potential; axon hillock 
C)  action potential; dendrites 
D)  synaptic vesicles; axon hillock 
A)  axoplasm; soma 
B)  action potential; axon hillock 
C)  action potential; dendrites 
D)  synaptic vesicles; axon hillock

Question 8

The _______ and _______ nervous system are components of the peripheral nervous system and relay information about the internal and external environment, respectively.

Accepted Answer

A)  cranial nerves; somatic 
B)  autonomic nervous system; sympathetic 
C)  sympathetic nervous system; parasympathetic 
D)  autonomic nervous system; somatic 
A)  cranial nerves; somatic 
B)  autonomic nervous system; sympathetic 
C)  sympathetic nervous system; parasympathetic 
D)  autonomic nervous system; somatic

Question 9

Which of the following most accurately describes the steps involved in protein synthesis?

Accepted Answer

A)  Transcription factors activate promoter region → translation by ribosomes → transcription by mRNA 
B)  Transcription factors activate promoter region → transcription by mRNA → translation by ribosomes 
C)  Translation by ribosomes → transcription factors activate promoter region → transcription by mRNA 
D)  Transcription by mRNA → transcription factors activate promoter region → translation by ribosomes 
A)  Transcription factors activate promoter region → translation by ribosomes → transcription by mRNA 
B)  Transcription factors activate promoter region → transcription by mRNA → translation by ribosomes 
C)  Translation by ribosomes → transcription factors activate promoter region → transcription by mRNA 
D)  Transcription by mRNA → transcription factors activate promoter region → translation by ribosomes

Question 10

The sympathetic nervous system is responsible for _______ functions and uses _______ as its neurotransmitter(s).

Accepted Answer

A)  energy conservation; acetylcholine only 
B)  energy conservation; acetylcholine and norepinephrine 
C)  fight-or-flight; acetylcholine only 
D)  fight-or-flight; acetylcholine and norepinephrine 
A)  energy conservation; acetylcholine only 
B)  energy conservation; acetylcholine and norepinephrine 
C)  fight-or-flight; acetylcholine only 
D)  fight-or-flight; acetylcholine and norepinephrine

Question 11

Which statement about action potentials is false?

Accepted Answer

A)  They are considered all-or-none. 
B)  Extreme excitation will result in a very large action potential. 
C)  They can move via saltatory conduction in myelinated axons. 
D)  They are generated at the axon hillock. 
A)  They are considered all-or-none. 
B)  Extreme excitation will result in a very large action potential. 
C)  They can move via saltatory conduction in myelinated axons. 
D)  They are generated at the axon hillock.

Question 12

Which statement about the visual field is true?

Accepted Answer

A)  The left half of the visual field of each eye goes to the right occipital lobe and the right half of the visual field of each eye goes to the left occipital lobe. 
B)  The right half of the visual field of each eye goes to the right occipital lobe and the left half of the visual field of each eye goes to the left occipital lobe. 
C)  The left half of the visual field of each eye goes to both occipital lobes and the right half of the visual field of each eye goes to only the right occipital lobe. 
D)  The left half of the visual field of each eye goes to the right occipital lobe and the right half of the visual field of each eye goes to both occipital lobes. 
A)  The left half of the visual field of each eye goes to the right occipital lobe and the right half of the visual field of each eye goes to the left occipital lobe. 
B)  The right half of the visual field of each eye goes to the right occipital lobe and the left half of the visual field of each eye goes to the left occipital lobe. 
C)  The left half of the visual field of each eye goes to both occipital lobes and the right half of the visual field of each eye goes to only the right occipital lobe. 
D)  The left half of the visual field of each eye goes to the right occipital lobe and the right half of the visual field of each eye goes to both occipital lobes.

Question 13

Which of the following is not part of the peripheral nervous system?

Accepted Answer

A)  Sympathetic nervous system 
B)  Parasympathetic nervous system 
C)  Spinal cord 
D)  Cranial nerves 
A)  Sympathetic nervous system 
B)  Parasympathetic nervous system 
C)  Spinal cord 
D)  Cranial nerves

Question 14

A toxic plant that is frequently used as a recreational drug by teenagers is _______, which produces a(n) _______ effect on the parasympathetic nervous system.

Accepted Answer

A)  elderberry; anticholinergic 
B)  elderberry; cholinergic 
C)  jimsonweed; anticholinergic 
D)  jimsonweed; cholinergic 
A)  elderberry; anticholinergic 
B)  elderberry; cholinergic 
C)  jimsonweed; anticholinergic 
D)  jimsonweed; cholinergic

Question 15

A _______ section of the brain is cut parallel to the face.

Accepted Answer

A)  sagittal 
B)  coronal 
C)  horizontal 
D)  caudal 
A)  sagittal 
B)  coronal 
C)  horizontal 
D)  caudal

Question 16

Dendritic spines serve to

Accepted Answer

A)  increase the surface area of the dendrite. 
B)  insulate the axons. 
C)  insulate the dendrites. 
D)  protect the dendrites from degrading enzymes in the extracellular fluid. 
A)  increase the surface area of the dendrite. 
B)  insulate the axons. 
C)  insulate the dendrites. 
D)  protect the dendrites from degrading enzymes in the extracellular fluid.

Question 17

Axonal transport of proteins occurs along a track formed by

Accepted Answer

A)  microtubules. 
B)  neurofilaments. 
C)  anterograde cytoskeleton. 
D)  retrograde cytoskeleton. 
A)  microtubules. 
B)  neurofilaments. 
C)  anterograde cytoskeleton. 
D)  retrograde cytoskeleton.

What kind of information is carried by the ventral horn of the spinal cord?

The Na⁺-K⁺ pump helps to maintain the _______ by pumping three Na⁺ ions in for every two K⁺ ions pumped out of the cell.

Proteins, such as receptors and enzymes, are synthesized in the cytoplasm of the soma in a process called

Epigenetic changes affect gene expression by _ and by _.

The term "hyperpolarization" refers to

Clusters of cell bodies in the CNS are called _, and their associated bundles of axons are called _.

The function of the axon is to transmit the _, generated at the _, to the terminals.

The _ and _ nervous system are components of the peripheral nervous system and relay information about the internal and external environment, respectively.

Which of the following most accurately describes the steps involved in protein synthesis?

The sympathetic nervous system is responsible for _ functions and uses _ as its neurotransmitter(s).

Which statement about action potentials is false?

Which statement about the visual field is true?

Which of the following is not part of the peripheral nervous system?

A toxic plant that is frequently used as a recreational drug by teenagers is _, which produces a(n) _ effect on the parasympathetic nervous system.

A _______ section of the brain is cut parallel to the face.

Dendritic spines serve to

Axonal transport of proteins occurs along a track formed by

Principles of Pharmacology

Chemical Signaling by Neurotransmitters and Hormones

Methods of Research in Psychopharmacology

Catecholamines

Serotonin

Acetylcholine

Glutamate and Gaba

Drug Abuse and Addiction

Alcohol

The Opioids

Psychomotor Stimulants: Cocaine, Amphetamine, and Related Drugs

Nicotine and Caffeine

Marijuana and the Cannabinoids

Hallucinogens, Pcp, and Ketamine

Inhalants, Ghb, and Anabolic-Androgenic Steroids

Disorders of Anxiety and Impulsivity and the Drugs Used to Treat These Disorders

Affective Disorders: Antidepressants and Mood Stabilizers

Schizophrenia: Antipsychotic Drugs

Neurodegenerative Diseases, by Jennifer R : Yates, Lander University

Filters

Exam 2: Structure and Function of the Nervous System

What kind of information is carried by the ventral horn of the spinal cord?

The Na+-K+ pump helps to maintain the _______ by pumping three Na+ ions in for every two K+ ions pumped out of the cell.

Proteins, such as receptors and enzymes, are synthesized in the cytoplasm of the soma in a process called

Epigenetic changes affect gene expression by _______ and by _______.

The term "hyperpolarization" refers to

Clusters of cell bodies in the CNS are called _______, and their associated bundles of axons are called _______.

The function of the axon is to transmit the _______, generated at the _______, to the terminals.

The _______ and _______ nervous system are components of the peripheral nervous system and relay information about the internal and external environment, respectively.

Which of the following most accurately describes the steps involved in protein synthesis?

The sympathetic nervous system is responsible for _______ functions and uses _______ as its neurotransmitter(s).

Which statement about action potentials is false?

Which statement about the visual field is true?

Which of the following is not part of the peripheral nervous system?

A toxic plant that is frequently used as a recreational drug by teenagers is _______, which produces a(n) _______ effect on the parasympathetic nervous system.

A _______ section of the brain is cut parallel to the face.

Dendritic spines serve to

Axonal transport of proteins occurs along a track formed by

Principles of Pharmacology

Chemical Signaling by Neurotransmitters and Hormones

Methods of Research in Psychopharmacology

Catecholamines

Serotonin

Acetylcholine

Glutamate and Gaba

Drug Abuse and Addiction

Alcohol

The Opioids

Psychomotor Stimulants: Cocaine, Amphetamine, and Related Drugs

Nicotine and Caffeine

Marijuana and the Cannabinoids

Hallucinogens, Pcp, and Ketamine

Inhalants, Ghb, and Anabolic-Androgenic Steroids

Disorders of Anxiety and Impulsivity and the Drugs Used to Treat These Disorders

Affective Disorders: Antidepressants and Mood Stabilizers

Schizophrenia: Antipsychotic Drugs

Neurodegenerative Diseases, by Jennifer R : Yates, Lander University

Filters

The Na⁺-K⁺ pump helps to maintain the _______ by pumping three Na⁺ ions in for every two K⁺ ions pumped out of the cell.

Epigenetic changes affect gene expression by _ and by _.

Clusters of cell bodies in the CNS are called _, and their associated bundles of axons are called _.

The function of the axon is to transmit the _, generated at the _, to the terminals.

The _ and _ nervous system are components of the peripheral nervous system and relay information about the internal and external environment, respectively.

The sympathetic nervous system is responsible for _ functions and uses _ as its neurotransmitter(s).

A toxic plant that is frequently used as a recreational drug by teenagers is _, which produces a(n) _ effect on the parasympathetic nervous system.