Question 1

Referring to the above diagram of the brain, D identifies which region?

Accepted Answer

A)  hypothalamus 
B)  pons 
C)  cerebrum 
D)  cerebellum 
E)  thalamus 
A)  hypothalamus 
B)  pons 
C)  cerebrum 
D)  cerebellum 
E)  thalamus

Question 2

Interneurons ____.

Accepted Answer

A)  act as relay stations 
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)  act as relay stations 
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 3

The white matter differs from gray matter in that ____.

Accepted Answer

A)  white matter is found in the brain and gray matter is found in the spinal cord 
B)  white matter consists of bundles of myelin-sheathed axons and gray matter consists of cell bodies, dendrites, and neuroglial cells 
C)  white matter transmits sensory information and gray matter transmits motor information; white matter consists of bundles of myelin-sheathed axons and gray matter consists of cell bodies, dendrites, and neuroglial cells 
D)  white matter is associated with the sympathetic nervous system and gray matter is associated with the parasympathetic nervous system 
E)  white matter contains mostly interneuronal cell bodies and grey matter does not 
A)  white matter is found in the brain and gray matter is found in the spinal cord 
B)  white matter consists of bundles of myelin-sheathed axons and gray matter consists of cell bodies, dendrites, and neuroglial cells 
C)  white matter transmits sensory information and gray matter transmits motor information; white matter consists of bundles of myelin-sheathed axons and gray matter consists of cell bodies, dendrites, and neuroglial cells 
D)  white matter is associated with the sympathetic nervous system and gray matter is associated with the parasympathetic nervous system 
E)  white matter contains mostly interneuronal cell bodies and grey matter does not

Question 4

Characteristics of a nerve net include ____.

Accepted Answer

A)  a centralized brain 
B)  the flow of information between cells in all directions 
C)  well-developed neurons 
D)  paired ganglia 
E)  unidirectional responses 
A)  a centralized brain 
B)  the flow of information between cells in all directions 
C)  well-developed neurons 
D)  paired ganglia 
E)  unidirectional responses

Question 5

What is the correct path that a smell sensation takes on its way to the brain?

Accepted Answer

A)  mechanoreceptors → olfactory bulb →  olfactory tract →  cerebrum 
B)  chemoreceptors →  olfactory bulb →  olfactory tract →  cerebrum 
C)  mechanoreceptors →  olfactory tract →  olfactory bulb →  cerebrum 
D)  chemoreceptors →  olfactory tract →  olfactory bulb →  cerebrum 
E)  chemoreceptors →  olfactory bulb →  olfactory tract →  cerebellum 
A)  mechanoreceptors → olfactory bulb →  olfactory tract →  cerebrum 
B)  chemoreceptors →  olfactory bulb →  olfactory tract →  cerebrum 
C)  mechanoreceptors →  olfactory tract →  olfactory bulb →  cerebrum 
D)  chemoreceptors →  olfactory tract →  olfactory bulb →  cerebrum 
E)  chemoreceptors →  olfactory bulb →  olfactory tract →  cerebellum

Question 6

What is the main psychoactive ingredient in marijuana?

Accepted Answer

A)  dopamine 
B)  norepinephrine 
C)  GABA 
D)  serotonin 
E)  THC 
A)  dopamine 
B)  norepinephrine 
C)  GABA 
D)  serotonin 
E)  THC

Question 7

The human eye's protective mucus membrane is the ____.

Accepted Answer

A)  retina 
B)  sclera 
C)  cornea 
D)  conjunctiva 
E)  aqueous humor 
A)  retina 
B)  sclera 
C)  cornea 
D)  conjunctiva 
E)  aqueous humor

Question 8

Referring to the above diagram of the brain, which letter identifies the region responsible for coordinating motor activity?

Accepted Answer

A)  D 
B)  E 
C)  F 
D)  G 
E)  H 
A)  D 
B)  E 
C)  F 
D)  G 
E)  H

Question 9

Action potentials ____.

Accepted Answer

A)  move backward 
B)  are  examples of negative feedback 
C)  are generated and completed in a matter of milliseconds 
D)  are only generated regardless of whether or not the threshold potential is reached 
E)  are all the same size 
A)  move backward 
B)  are  examples of negative feedback 
C)  are generated and completed in a matter of milliseconds 
D)  are only generated regardless of whether or not the threshold potential is reached 
E)  are all the same size

Question 10

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 11

Language and abstract thought are possible due to the ____.

Accepted Answer

A)  cerebellum 
B)  pons 
C)  cerebral cortex 
D)  medulla oblongata 
E)  midbrain 
A)  cerebellum 
B)  pons 
C)  cerebral cortex 
D)  medulla oblongata 
E)  midbrain

Question 12

Match between columns
                        Premises: where an axon terminal transmits a chemical signal to an adjacent cell
a bundle of axons that are enclosed by connective tissue
cytoplasmic extension of a neuron, which receives signals from another neuron
the region of an axon closest to the cell body where an action potential begins
neuron that is activated by an environmental stimulus
signaling molecules that transmit action potentials across a synapse
neuron that controls muscles and glands
neurons that both receive and transmit signals; most are located in the central nervous system
cytoplasmic extension of a neuron, which transmits an action potential
membranes that enclose and protect the brain and spinal cord

Accepted Answer

The Answer of meninges and motor neuron and dendrite and is...

Question 13

Alzheimer's disease and Parkinson's disease are both neurological diseases that result from ____.

Accepted Answer

A)  lack of acetylcholine production 
B)  abnormal levels of specific neurotransmitters 
C)  failure to remove neurotransmitters from the synaptic cleft 
D)  too much dopamine production 
E)  a failed reuptake of specific neurotransmitters 
A)  lack of acetylcholine production 
B)  abnormal levels of specific neurotransmitters 
C)  failure to remove neurotransmitters from the synaptic cleft 
D)  too much dopamine production 
E)  a failed reuptake of specific neurotransmitters

Question 14

Alzheimer's disease involves damage to brain neurons that release ____, while Parkinson's disease is caused by a shortage of the neurotransmitter ____.

Accepted Answer

A)  acetylcholine; dopamine 
B)  dopamine; acetylcholine 
C)  norepinephrine; serotonin 
D)  serotonin; norepinephrine 
A)  acetylcholine; dopamine 
B)  dopamine; acetylcholine 
C)  norepinephrine; serotonin 
D)  serotonin; norepinephrine

Exam 25: Neural Control and the Senses

Referring to the above diagram of the brain, D identifies which region?

Interneurons ____.

The white matter differs from gray matter in that ____.

Characteristics of a nerve net include ____.

What is the correct path that a smell sensation takes on its way to the brain?

What is the main psychoactive ingredient in marijuana?

The human eye's protective mucus membrane is the ____.

Referring to the above diagram of the brain, which letter identifies the region responsible for coordinating motor activity?

Action potentials ____.

The ____ connects the peripheral nerves to the brain.

Language and abstract thought are possible due to the ____.

Alzheimer's disease and Parkinson's disease are both neurological diseases that result from ____.

Alzheimer's disease involves damage to brain neurons that release ____, while Parkinson's disease is caused by a shortage of the neurotransmitter ____.

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Photosynthesis

Releasing Chemical Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Prokaryotes, Protists, and 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

Animal Reproduction and Development

Plant Form and Function

Life Cycles of Flowering Plants

Filters

Alzheimer's disease involves damage to brain neurons that release , while Parkinson's disease is caused by a shortage of the neurotransmitter .