Question 1

Match between columns
                        Premises: bridges the cerebrum and the cerebellum, and connects the spinal cord to the forebrain

Accepted Answer

The Answer of cerebellum and pons and thalamus and hypothalamus is...

Question 2

A mild traumatic brain injury can ____.

Accepted Answer

A) lead to a greater focus in concentration 
B) be metabolically beneficial 
C) lead to a depression in neuron excitability 
D) cause a contraction of brain tissue 
E) cause impaired short term memory 
A) lead to a greater focus in concentration 
B) be metabolically beneficial 
C) lead to a depression in neuron excitability 
D) cause a contraction of brain tissue 
E) cause impaired short term memory

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

Match between columns
                        Premises: slows rate of heart contractions

Accepted Answer

The Answer of endorphins and anandamide and dopamine and adenosine is...

Question 5

Referring to the above diagram of the brain, which letter identifies the lobe of the cerebrum that is responsible for integration of visual signals?

Accepted Answer

A) ​A 
B) ​B 
C) ​C 
D) ​D 
E) both the A and B lobes participate in the integration of visual signals 
A) ​A 
B) ​B 
C) ​C 
D) ​D 
E) both the A and B lobes participate in the integration of visual signals

Question 6

Match between columns
                        Premises: coordinates motor activity for moving limbs and maintaining posture

Accepted Answer

The Answer of hypothalamus and cerebrum and thalamus and pons is...

Question 7

Match between columns
                        Premises: relays sensory signals to and from cerebral cortex

Accepted Answer

The Answer of cerebellum and thalamus and cerebrum and pons is...

Question 8

Neurotransmitters transmit action potentials across a(n)____ in the form of a(n)____.

Accepted Answer

A) axon terminals; chemical signal 
B) dendrites; chemical signal 
C) neuronal cell bodies; electrical signal 
D) the cytoplasm of axons; potential energy source 
E) dendritic vesicles; trigger potential 
A) axon terminals; chemical signal 
B) dendrites; chemical signal 
C) neuronal cell bodies; electrical signal 
D) the cytoplasm of axons; potential energy source 
E) dendritic vesicles; trigger potential

Question 9

Focusing on an object requires the interaction of the ____ and the ____.

Accepted Answer

A) ciliary muscles; lens 
B) ciliary muscles; cornea 
C) ciliary muscles; iris 
D) iris; pupil 
E) cornea; pupil 
A) ciliary muscles; lens 
B) ciliary muscles; cornea 
C) ciliary muscles; iris 
D) iris; pupil 
E) cornea; pupil

Question 10

An example of an animal that has a nerve net of interconnected neurons instead of a brain is a(n)____.

Accepted Answer

A) planarian 
B) earthworm 
C) grasshopper 
D) sea anemone 
E) squid 
A) planarian 
B) earthworm 
C) grasshopper 
D) sea anemone 
E) squid

Question 11

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 12

Which neurotransmitter stimulates skeletal muscle contraction, slows cardiac muscle contraction rate, and affects mood and memory?

Accepted Answer

A) acetylcholine 
B) epinephrine 
C) dopamine 
D) serotonin 
E) an endorphin 
A) acetylcholine 
B) epinephrine 
C) dopamine 
D) serotonin 
E) an endorphin

Question 13

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

Accepted Answer

A) a narcotic analgesic 
B) a stimulant 
C) a depressant 
D) a hallucinogen 
E) an endorphin 
A) a narcotic analgesic 
B) a stimulant 
C) a depressant 
D) a hallucinogen 
E) an endorphin

Question 14

The brain knows how strong a stimulus is because the brain interprets ____.

Accepted Answer

A) the neurotransmitter levels the stimulus is producing 
B) variations in the frequency of action potentials 
C) the size variation in the action potential being propagated 
D) the number of ion channels in the plasma membrane of the sensory neuron 
E) the extent to which voltage gated ion channels open and close 
A) the neurotransmitter levels the stimulus is producing 
B) variations in the frequency of action potentials 
C) the size variation in the action potential being propagated 
D) the number of ion channels in the plasma membrane of the sensory neuron 
E) the extent to which voltage gated ion channels open and close

Question 15

When potassium ion channels open, which of the following occurs?

Accepted Answer

A) potassium ions flow into the axon cytoplasm 
B) the axon cytoplasm becomes more negatively charged 
C) sodium ions diffuse into the axon cytoplasm 
D) the threshold potential is reached 
E) more sodium channels open 
A) potassium ions flow into the axon cytoplasm 
B) the axon cytoplasm becomes more negatively charged 
C) sodium ions diffuse into the axon cytoplasm 
D) the threshold potential is reached 
E) more sodium channels open

Question 16

Match between columns
                        Premises: cytoplasmic extension of a neuron which transmits an action potential

Accepted Answer

The Answer of meninges and trigger zone and motor neuron is...

Question 17

____detect changes in pressure and convert this stimulus energy into ____.

Accepted Answer

A) Thermoreceptors; action potentials 
B) Mechanoreceptors; action potentials 
C) Chemoreceptors; resting potentials 
D) Photoreceptors; resting potentials 
E) Osmoreceptors; threshold potentials 
A) Thermoreceptors; action potentials 
B) Mechanoreceptors; action potentials 
C) Chemoreceptors; resting potentials 
D) Photoreceptors; resting potentials 
E) Osmoreceptors; threshold potentials

Question 18

Match between columns
                        Premises: neuron that is activated by an environmental stimulus

Accepted Answer

The Answer of chemical synapse and axon and neurotransmitter and is...

Question 19

Which parts of the human eye are adjustable - that is, they can be adjusted to accommodate light and/ or images?

Accepted Answer

A) the cornea and the pupil 
B) the iris and the retina 
C) the lens and the retina 
D) the cornea and the lens 
E) the lens and the iris 
A) the cornea and the pupil 
B) the iris and the retina 
C) the lens and the retina 
D) the cornea and the lens 
E) the lens and the iris

Question 20

The vestibular apparatus ____.

Accepted Answer

A) controls depth perception 
B) consists of one fluid filled semi-circular canals 
C) contains mechanoreceptors that detect fluid shifts 
D) contains no sensory receptors 
E) contains olfactory receptors that detect odorous chemicals 
A) controls depth perception 
B) consists of one fluid filled semi-circular canals 
C) contains mechanoreceptors that detect fluid shifts 
D) contains no sensory receptors 
E) contains olfactory receptors that detect odorous chemicals

Exam 24: Neural Control and the Senses

A mild traumatic brain injury can ____.

The white matter differs from gray matter in that ____.

Referring to the above diagram of the brain, which letter identifies the lobe of the cerebrum that is responsible for integration of visual signals?

Neurotransmitters transmit action potentials across a(n)____ in the form of a(n)____.

Focusing on an object requires the interaction of the ____ and the ____.

An example of an animal that has a nerve net of interconnected neurons instead of a brain is a(n)____.

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.

Which neurotransmitter stimulates skeletal muscle contraction, slows cardiac muscle contraction rate, and affects mood and memory?

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

The brain knows how strong a stimulus is because the brain interprets ____.

When potassium ion channels open, which of the following occurs?

____detect changes in pressure and convert this stimulus energy into ____.

Which parts of the human eye are adjustable - that is, they can be adjusted to accommodate light and/ or images?

The vestibular apparatus ____.

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

Neurotransmitters transmit action potentials across a(n) in the form of a(n).

Focusing on an object requires the interaction of the and the .

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.

detect changes in pressure and convert this stimulus energy into .