Question 1

-What type of nervous system is exhibited by the hydra?

Accepted Answer

A)  Peripheral nervous system 
B)  Diffuse nervous system 
C)  Centralized nervous system 
D)  Somatic nervous system 
E)  Hydra doesn't have a nervous system 
A)  Peripheral nervous system 
B)  Diffuse nervous system 
C)  Centralized nervous system 
D)  Somatic nervous system 
E)  Hydra doesn't have a nervous system

Question 2

-What type of nervous system does the flatworm exhibit?

Accepted Answer

A)  The flatworm doesn't have a nervous system 
B)  Peripheral nervous system 
C)  Centralized nervous system 
D)  Somatic nervous system 
E)  Diffuse nervous system 
A)  The flatworm doesn't have a nervous system 
B)  Peripheral nervous system 
C)  Centralized nervous system 
D)  Somatic nervous system 
E)  Diffuse nervous system

Question 3

-You just finished watching a scary movie and decide to take the trash out before going to bed. Halfway down the driveway, the streetlight goes out and something rattles the trashcans, just like in the movie before the monster attacked. Suddenly, the neighbor's cat jumps up onto the top of the trashcan and you shriek. Your increased heart rate is in response to the neurotransmitter

Accepted Answer

A)  glutamate. 
B)  GABA. 
C)  oxytocin. 
D)  acetylcholine. 
E)  norepinephrine. 
A)  glutamate. 
B)  GABA. 
C)  oxytocin. 
D)  acetylcholine. 
E)  norepinephrine.

Question 4

What is the function of cerebrospinal fluid?

Accepted Answer

To cushion

Question 5

Dendrites release neurotransmitters at synapses.

Accepted Answer

A) True 
 B)False

Question 6

-Which of the following does NOT occur at "Section 2"?

Accepted Answer

A)  Neurotransmitter binds to receptor of "receiving" cell 
B)  Integration of the signal 
C)  Transmission of the signal 
D)  Release of neurotransmitter by "sending" cell 
E)  Neurotransmitter diffuses across synapse 
A)  Neurotransmitter binds to receptor of "receiving" cell 
B)  Integration of the signal 
C)  Transmission of the signal 
D)  Release of neurotransmitter by "sending" cell 
E)  Neurotransmitter diffuses across synapse

Question 7

The autonomic nervous system consists of two parts: the sympathetic and parasympathetic divisions. The sympathetic division is responsible for which type of response?

Accepted Answer

A)  Stimulation of digestion 
B)  Fight- or- flight responses 
C)  Slowing of the heart rate 
D)  Constriction of the air passages in the lungs 
E)  Rest- and- digest responses 
A)  Stimulation of digestion 
B)  Fight- or- flight responses 
C)  Slowing of the heart rate 
D)  Constriction of the air passages in the lungs 
E)  Rest- and- digest responses

Question 8

The left and right hemispheres of the brain are connected through the _, a large band of axons.

Accepted Answer

A)  reticular formation 
B)  pons 
C)  medulla 
D)  corpus callosum 
E)  hypothalamus 
A)  reticular formation 
B)  pons 
C)  medulla 
D)  corpus callosum 
E)  hypothalamus

Question 9

If a patient has a particular memory problem in which he can recall old memories but cannot make new memories, what part of his brain is most likely damaged?

Accepted Answer

A)  Temporal lobes 
B)  Prefrontal cortex 
C)  Hippocampus 
D)  Basal ganglia 
E)  Thalamus 
A)  Temporal lobes 
B)  Prefrontal cortex 
C)  Hippocampus 
D)  Basal ganglia 
E)  Thalamus

Question 10

A good meal and a pleasant evening relaxing in front of the fire trigger the parasympathetic nervous system.

Accepted Answer

A) True 
 B)False

Question 11

The dorsal root ganglia of the spinal cord contain cell bodies of neurons.

Accepted Answer

The answer of The dorsal root ganglia of the spinal...

Question 12

Neurons release chemicals known as into a synapse to convey signals to adjacent cells.

Accepted Answer

The answer of Neurons release chemicals known as into a...

Question 13

Why do negatively charged molecules tend to remain inside both an unstimulated and stimulated neuron?

Accepted Answer

Most negatively charged molecu

Question 14

If neurotransmitter binding to receptors on a postsynaptic neuron generates an IPSP, what happens?

Accepted Answer

The resting potential of the p

Question 15

The brain and spinal cord interpret the frequency of action potentials they receive as

Accepted Answer

A)  stimulus importance. 
B)  a reflex. 
C)  divergence. 
D)  convergence. 
E)  stimulus intensity. 
A)  stimulus importance. 
B)  a reflex. 
C)  divergence. 
D)  convergence. 
E)  stimulus intensity.

Question 16

Electrical signals are transmitted to the synaptic terminals along the

Accepted Answer

A)  dendrite. 
B)  synapse. 
C)  glia. 
D)  axon. 
E)  cell body. 
A)  dendrite. 
B)  synapse. 
C)  glia. 
D)  axon. 
E)  cell body.

Question 17

Which stimulus would the brain interpret as the strongest?

Accepted Answer

A)  5 action potentials per second 
B)  100 action potentials per second 
C)  10 action potentials per second 
D)  20 action potentials per second 
E)  50 action potentials per second 
A)  5 action potentials per second 
B)  100 action potentials per second 
C)  10 action potentials per second 
D)  20 action potentials per second 
E)  50 action potentials per second

Question 18

Select the path an electrical signal would take within a single neuron.

Accepted Answer

A)  Synaptic terminal -dendrite -axon -cell body 
B)  Synaptic terminal -cell body -axon -dendrite 
C)  Synaptic terminal -axon -cell body -dendrite 
D)  Cell body -dendrite -axon -synaptic terminal 
E)  Dendrite -cell body -axon -synaptic terminal 
A)  Synaptic terminal -dendrite -axon -cell body 
B)  Synaptic terminal -cell body -axon -dendrite 
C)  Synaptic terminal -axon -cell body -dendrite 
D)  Cell body -dendrite -axon -synaptic terminal 
E)  Dendrite -cell body -axon -synaptic terminal

Exam 39: The Nervous System

-What type of nervous system is exhibited by the hydra?

-What type of nervous system does the flatworm exhibit?

What is the function of cerebrospinal fluid?

Dendrites release neurotransmitters at synapses.

-Which of the following does NOT occur at "Section 2"?

The autonomic nervous system consists of two parts: the sympathetic and parasympathetic divisions. The sympathetic division is responsible for which type of response?

The left and right hemispheres of the brain are connected through the _, a large band of axons.

If a patient has a particular memory problem in which he can recall old memories but cannot make new memories, what part of his brain is most likely damaged?

A good meal and a pleasant evening relaxing in front of the fire trigger the parasympathetic nervous system.

The dorsal root ganglia of the spinal cord contain cell bodies of neurons.

Neurons release chemicals known as into a synapse to convey signals to adjacent cells.

Why do negatively charged molecules tend to remain inside both an unstimulated and stimulated neuron?

If neurotransmitter binding to receptors on a postsynaptic neuron generates an IPSP, what happens?

The brain and spinal cord interpret the frequency of action potentials they receive as

Electrical signals are transmitted to the synaptic terminals along the

Which stimulus would the brain interpret as the strongest?

Select the path an electrical signal would take within a single neuron.

An Introduction to Life on Earth

Atoms, Molecules, and Life

Biological Molecules

Cell Structure and Function

Cell Membrane Structure and Function

Energy Flow in the Life of a Cell

Capturing Solar Energy: Photosynthesis

Harvesting Energy: Glycolysis and Cellular Respiration

Cellular Reproduction

Meiosis: the Basis of Sexual Reproduction

Patterns of Inheritance

Dna: the Molecule of Heredity

Gene Expression and Regulation

Biotechnology

Principles of Evolution

How Populations Evolve

The Origin of Species

The History of Life

Systematics: Seeking Order Amid Diversity

The Diversity of Prokaryotes and Viruses

The Diversity of Protists

The Diversity of Plants

The Diversity of Fungi

Animal Diversity I: Invertebrates

Animal Diversity II: Vertebrates

Animal Behavior

Population Growth and Regulation

Community Interactions

Energy Flow and Nutrient Cycling in Ecosystems

Earths Diverse Ecosystems

Conserving Earths Biodiversity

Homeostasis and the Organization of the Animal Body

Circulation

Respiration

Nutrition and Digestion

The Urinary System

Defenses Against Disease

Chemical Control of the Animal Body: the Endocrine System

The Senses

Action and Support: the Muscles and Skeleton

Animal Reproduction

Animal Development

Plant Anatomy and Nutrient Transport

Plant Reproduction and Development

Plant Responses to the Environment

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