Question 1

Which of the following structures of the ear are NOT involved with hearing?

Accepted Answer

A)  the cochlea 
B)  the organ of Corti 
C)  the vestibular apparatus 
D)  the oval window 
E)  all of these structures of the ear are involved with hearing 
A)  the cochlea 
B)  the organ of Corti 
C)  the vestibular apparatus 
D)  the oval window 
E)  all of these structures of the ear are involved with hearing

Question 2

Rod cells differ from cone cells in that

Accepted Answer

A)  rod cells respond to changes in light intensity, and cone cells detect very dim light. 
B)  rod cells contain pigments which enable the perception of color, and cone cells respond to changes in light intensity. 
C)  rod cells respond to changes in light intensity, and cone cells contain pigments which allow for the perception of color. 
D)  rod cells are responsible for acute daytime vision, and cone cells detect very dim light. 
E)  they are none of these. 
A)  rod cells respond to changes in light intensity, and cone cells detect very dim light. 
B)  rod cells contain pigments which enable the perception of color, and cone cells respond to changes in light intensity. 
C)  rod cells respond to changes in light intensity, and cone cells contain pigments which allow for the perception of color. 
D)  rod cells are responsible for acute daytime vision, and cone cells detect very dim light. 
E)  they are none of these.

Question 3

Match the eye disorder with its description.
a.astigmatism
b.farsightedness
c.nearsightedness
d.cataract
e.none of these
-ciliary muscles are weak

Accepted Answer

The answer of Match the eye disorder with its description.
a.astigmatism
b.farsightedness
c.nearsightedness
d.cataract
e.none...

Question 4

This part of the brain plays an important role in reward-based learning and is part of the brain stem.This part of the brain is the

Accepted Answer

A)  pons. 
B)  medulla oblongata. 
C)  midbrain. 
D)  cerebellum. 
E)  cerebrum. 
A)  pons. 
B)  medulla oblongata. 
C)  midbrain. 
D)  cerebellum. 
E)  cerebrum.

Question 5

___ allow pythons to detect their prey.

Accepted Answer

A)  Mechanoreceptors 
B)  Chemoreceptors 
C)  Thermoreceptors 
D)  Photoreceptors 
E)  Proprioreceptors 
A)  Mechanoreceptors 
B)  Chemoreceptors 
C)  Thermoreceptors 
D)  Photoreceptors 
E)  Proprioreceptors

Question 6

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 7

The forebrain includes which of the following portions of the brain?

Accepted Answer

A)  cerebrum, cerebellum, medulla oblongata 
B)  pons, cerebellum, medulla oblongata 
C)  cerebrum, thalamus, hypothalamus 
D)  thalamus, hypothalamus, medulla oblongata 
E)  corpus callosum, pons, medulla oblongata 
A)  cerebrum, cerebellum, medulla oblongata 
B)  pons, cerebellum, medulla oblongata 
C)  cerebrum, thalamus, hypothalamus 
D)  thalamus, hypothalamus, medulla oblongata 
E)  corpus callosum, pons, medulla oblongata

Question 8

The three membranes that enclose and protect the central nervous system are the

Accepted Answer

A)  cerebra. 
B)  meninges. 
C)  neuroglia. 
D)  adrenals. 
E)  ganglia. 
A)  cerebra. 
B)  meninges. 
C)  neuroglia. 
D)  adrenals. 
E)  ganglia.

Question 9

The trigger region

Accepted Answer

A)  is the point at which an action potential starts. 
B)  is adjacent to the cell body. 
C)  is part of the axon. 
D)  contains gated channels for sodium and potassium. 
E)  has all of these characteristics. 
A)  is the point at which an action potential starts. 
B)  is adjacent to the cell body. 
C)  is part of the axon. 
D)  contains gated channels for sodium and potassium. 
E)  has all of these characteristics.

Question 10

A reflex

Accepted Answer

A)  only involves the use of sensory neurons. 
B)  is an automatic response to a stimulus that requires considerable thought. 
C)  is an automatic response to a stimulus that doesn't require thought. 
D)  is a and b only. 
E)  is a and c only. 
A)  only involves the use of sensory neurons. 
B)  is an automatic response to a stimulus that requires considerable thought. 
C)  is an automatic response to a stimulus that doesn't require thought. 
D)  is a and b only. 
E)  is a and c only.

Question 11

Nerve gas has its effect by causing the accumulation of ___ in the synaptic cleft.

Accepted Answer

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

Question 12

Sympathetic effects include

Accepted Answer

A)  decreased heart rate. 
B)  decreased salivation. 
C)  narrowing of pupils. 
D)  constriction of the airways. 
E)  none of these. 
A)  decreased heart rate. 
B)  decreased salivation. 
C)  narrowing of pupils. 
D)  constriction of the airways. 
E)  none of these.

Question 13

Ecstasy overdoses

Accepted Answer

A)  almost always lead to death. 
B)  cause panic attacks and temporary psychosis. 
C)  seldom lead to death. 
D)  cause panic attacks and temporary psychosis and almost always lead to death. 
E)  cause panic attacks and temporary psychosis but seldom lead to death. 
A)  almost always lead to death. 
B)  cause panic attacks and temporary psychosis. 
C)  seldom lead to death. 
D)  cause panic attacks and temporary psychosis and almost always lead to death. 
E)  cause panic attacks and temporary psychosis but seldom lead to death.

Question 14

The major relay station of the brain is the

Accepted Answer

A)  thalamus. 
B)  hypothalamus. 
C)  midbrain. 
D)  pons. 
E)  medulla oblongata. 
A)  thalamus. 
B)  hypothalamus. 
C)  midbrain. 
D)  pons. 
E)  medulla oblongata.

Question 15

Neurotransmitters are removed from the synaptic cleft by

Accepted Answer

A)  diffusion. 
B)  enzymatic degradation. 
C)  active pumping back into the neuron. 
D)  all of these. 
E)  b and c only. 
A)  diffusion. 
B)  enzymatic degradation. 
C)  active pumping back into the neuron. 
D)  all of these. 
E)  b and c only.

Question 16

Which of the following happens when you focus on an object close up?

Accepted Answer

A)  the ciliary muscles contract and the lens flattens 
B)  the ciliary muscles relax and the lens bulges 
C)  the ciliary muscles contract and the lens bulges 
D)  the cilliary muscles relax and the lens flattens 
E)  more than one of these occur when you focus on an object close up 
A)  the ciliary muscles contract and the lens flattens 
B)  the ciliary muscles relax and the lens bulges 
C)  the ciliary muscles contract and the lens bulges 
D)  the cilliary muscles relax and the lens flattens 
E)  more than one of these occur when you focus on an object close up

Question 17

The active ingredient in Ecstacy is

Accepted Answer

A)  MDA. 
B)  MDMA. 
C)  MMA. 
D)  LSD. 
E)  STP. 
A)  MDA. 
B)  MDMA. 
C)  MMA. 
D)  LSD. 
E)  STP.

Question 18

Referring to the above diagram,the letter "D" is used to label

Accepted Answer

A)  the dendrites. 
B)  the cell body. 
C)  the neuroglia. 
D)  the axon. 
E)  none of these. 
A)  the dendrites. 
B)  the cell body. 
C)  the neuroglia. 
D)  the axon. 
E)  none of these.

Question 19

An action potential results from the

Accepted Answer

A)  opening of voltage-gated channels. 
B)  closing of voltage-gated channels. 
C)  ionization of voltage-gated channels. 
D)  opening and closing of voltage-gated channels. 
E)  opening and ionization of voltage-gated channels. 
A)  opening of voltage-gated channels. 
B)  closing of voltage-gated channels. 
C)  ionization of voltage-gated channels. 
D)  opening and closing of voltage-gated channels. 
E)  opening and ionization of voltage-gated channels.

Question 20

If you feel cramps in your large intestine,this is a ___ sensation.

Accepted Answer

A)  somatic 
B)  visceral 
C)  mechanical 
D)  skeletal muscle 
E)  visceral and skeletal muscle 
A)  somatic 
B)  visceral 
C)  mechanical 
D)  skeletal muscle 
E)  visceral and skeletal muscle

Exam 24: Neural Control and the Senses

Which of the following structures of the ear are NOT involved with hearing?

Rod cells differ from cone cells in that

Match the eye disorder with its description. a.astigmatism b.farsightedness c.nearsightedness d.cataract e.none of these -ciliary muscles are weak

This part of the brain plays an important role in reward-based learning and is part of the brain stem.This part of the brain is the

___ allow pythons to detect their prey.

The human eye's protective mucus membrane is the

The forebrain includes which of the following portions of the brain?

The three membranes that enclose and protect the central nervous system are the

The trigger region

A reflex

Nerve gas has its effect by causing the accumulation of ___ in the synaptic cleft.

Sympathetic effects include

Ecstasy overdoses

The major relay station of the brain is the

Neurotransmitters are removed from the synaptic cleft by

Which of the following happens when you focus on an object close up?

The active ingredient in Ecstacy is

Referring to the above diagram,the letter "D" is used to label

An action potential results from the

If you feel cramps in your large intestine,this is a ___ sensation.

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

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