Question 1

Some migratory birds utilize electromagnetic receptors to navigate.

Accepted Answer

A) True 
 B)False

Question 2

Match between columns
                        Premises: Light

Accepted Answer

The Answer of Electroreceptors and Photoreceptors and Chemoreceptors and Nociceptors is...

Question 3

Some species of sharks, rays, and bony fish sense the movement of prey through the use of:

Accepted Answer

A)  electroreceptors. 
B)  mechanoreceptors. 
C)  thermoreceptors. 
D)  interoceptors. 
E)  nociceptors. 
A)  electroreceptors. 
B)  mechanoreceptors. 
C)  thermoreceptors. 
D)  interoceptors. 
E)  nociceptors.

Question 4

A receptor potential is an all-or-none response.

Accepted Answer

A) True 
 B)False

Question 5

Figure 43-3 ​
 
​
Which portion of the accompanying figure would be connected to the oval window of the cochlea?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  6 
E)  8 
A)  1 
B)  2 
C)  3 
D)  6 
E)  8

Question 6

How does rhodopsin facilitate vision?

Accepted Answer

A)  When light strikes rhodopsin, the bipolar cells become depolarized, causing the release of GABA. 
B)  When light strikes rhodopsin, the photoreceptor becomes depolarized, causing the release of GABA. 
C)  When light strikes rhodopsin, the photoreceptor becomes hyperpolarized, causing the release of GABA. 
D)  When light strikes rhodopsin, the photoreceptor becomes depolarized, causing the release of glutamate. 
E)  When light strikes rhodopsin, the photoreceptor becomes hyperpolarized, causing the release of glutamate. 
A)  When light strikes rhodopsin, the bipolar cells become depolarized, causing the release of GABA. 
B)  When light strikes rhodopsin, the photoreceptor becomes depolarized, causing the release of GABA. 
C)  When light strikes rhodopsin, the photoreceptor becomes hyperpolarized, causing the release of GABA. 
D)  When light strikes rhodopsin, the photoreceptor becomes depolarized, causing the release of glutamate. 
E)  When light strikes rhodopsin, the photoreceptor becomes hyperpolarized, causing the release of glutamate.

Question 7

Match between columns
                        Premises: Electrical potentials

Accepted Answer

The Answer of Photoreceptors and Mechanoreceptors and Nociceptors and Thermoreceptors is...

Question 8

What would happen if you cut the vestibular fibers of the vestibulocochlear nerve?

Accepted Answer

A)  You would not be able to detect sound. 
B)  You would not be able to detect linear acceleration. 
C)  You would lose sensory functions in the upper body. 
D)  You would lose your sense of taste. 
E)  You would lose your sense of smell. 
A)  You would not be able to detect sound. 
B)  You would not be able to detect linear acceleration. 
C)  You would lose sensory functions in the upper body. 
D)  You would lose your sense of taste. 
E)  You would lose your sense of smell.

Question 9

Statocysts of fish and aquatic amphibians detect vibrations in water.

Accepted Answer

A) True 
 B)False

Question 10

Figure 43-2 ​
 
​
The structures labeled as 3 in the accompanying figure are the:

Accepted Answer

A)  ampullae. 
B)  cochleae. 
C)  utricles. 
D)  semicircular canals. 
E)  cochlear nerves. 
A)  ampullae. 
B)  cochleae. 
C)  utricles. 
D)  semicircular canals. 
E)  cochlear nerves.

Question 11

Figure 43-3 ​
 
​
Which of the following is a correct statement regarding the cochlea?

Accepted Answer

A)  The cochlea consists of two canals. 
B)  Thick membranes separate the canals of the cochlea. 
C)  The vestibular and tympanic canals are filled with a fluid called endolymph. 
D)  The cochlear duct is filled with a fluid called perilymph. 
E)  The cochlear duct contains the auditory organ, the organ of Corti. 
A)  The cochlea consists of two canals. 
B)  Thick membranes separate the canals of the cochlea. 
C)  The vestibular and tympanic canals are filled with a fluid called endolymph. 
D)  The cochlear duct is filled with a fluid called perilymph. 
E)  The cochlear duct contains the auditory organ, the organ of Corti.

Question 12

As the result of a genetic mutation, certain strains of mice eat so much that their stomachs burst. Which statement provides the most plausible explanation for this?

Accepted Answer

A)  The mice were unable to taste the food, and therefore, they ate more than a normal amount. 
B)  The mice were given strong antibiotics that interfered with normal intestinal flora. 
C)  The mechanoreceptors of the mice's stomachs were either absent or not functioning. 
D)  The mice were born without proprioceptors. 
E)  The mice's chemoreceptors did not detect the presence of food in their stomachs. 
A)  The mice were unable to taste the food, and therefore, they ate more than a normal amount. 
B)  The mice were given strong antibiotics that interfered with normal intestinal flora. 
C)  The mechanoreceptors of the mice's stomachs were either absent or not functioning. 
D)  The mice were born without proprioceptors. 
E)  The mice's chemoreceptors did not detect the presence of food in their stomachs.

Question 13

The membranous labyrinth of the inner ear consists of the:

Accepted Answer

A)  saccule, utricle, and three semicircular canals. 
B)  vestibular canal and oval window. 
C)  cochlea, tympanum, and three bones. 
D)  statoliths and hair cells. 
E)  endolymph, perilymph, and the organ of Corti. 
A)  saccule, utricle, and three semicircular canals. 
B)  vestibular canal and oval window. 
C)  cochlea, tympanum, and three bones. 
D)  statoliths and hair cells. 
E)  endolymph, perilymph, and the organ of Corti.

Question 14

How does a person distinguish flavors?

Accepted Answer

Concepts to Consider: It depends on the

Question 15

Humans and chimps have approximately how many functional olfactory genes?

Accepted Answer

A)  4 
B)  100 
C)  400 
D)  1,000 
E)  4,000 
A)  4 
B)  100 
C)  400 
D)  1,000 
E)  4,000

Question 16

By emitting high-pitched sounds, bats can detect distant objects via:

Accepted Answer

A)  olfaction. 
B)  echolocation. 
C)  lateral line organs. 
D)  sensory adaptation. 
E)  ommatidia. 
A)  olfaction. 
B)  echolocation. 
C)  lateral line organs. 
D)  sensory adaptation. 
E)  ommatidia.

Question 17

Match between columns
                        Premises: Touch

Accepted Answer

The Answer of Photoreceptors and Nociceptors and Mechanoreceptors and Chemoreceptors is...

Question 18

Which of the following are photopigments in the eyes of cephalopod mollusks, arthropods, and vertebrates?

Accepted Answer

A)  Flavinins 
B)  Ubiquitins 
C)  Ocelli 
D)  Rhodopsins 
E)  Coumarins 
A)  Flavinins 
B)  Ubiquitins 
C)  Ocelli 
D)  Rhodopsins 
E)  Coumarins

Question 19

After working several hours in a flower shop, you do not detect the smell of the roses. Why is this?

Accepted Answer

A)  Sensory adaptation has occurred. 
B)  Competing signal transduction pathways have been activated. 
C)  Sensory perception has been blocked. 
D)  Sensory summation has occurred. 
E)  The nasal epithelium has become blocked. 
A)  Sensory adaptation has occurred. 
B)  Competing signal transduction pathways have been activated. 
C)  Sensory perception has been blocked. 
D)  Sensory summation has occurred. 
E)  The nasal epithelium has become blocked.

Question 20

Figure 43-1 ​
 
​
Refer to the accompanying figure with the lateral line organs of fishe s . The structures indicated by label 3 are:

Accepted Answer

A)  hair cells. 
B)  cupula. 
C)  stereocilia. 
D)  sensory neurons. 
E)  supporting cells. 
A)  hair cells. 
B)  cupula. 
C)  stereocilia. 
D)  sensory neurons. 
E)  supporting cells.

Exam 43: Sensory Systems

Some migratory birds utilize electromagnetic receptors to navigate.

Some species of sharks, rays, and bony fish sense the movement of prey through the use of:

A receptor potential is an all-or-none response.

Figure 43-3 ​ ​ Which portion of the accompanying figure would be connected to the oval window of the cochlea?

How does rhodopsin facilitate vision?

What would happen if you cut the vestibular fibers of the vestibulocochlear nerve?

Statocysts of fish and aquatic amphibians detect vibrations in water.

Figure 43-2 ​ ​ The structures labeled as 3 in the accompanying figure are the:

Figure 43-3 ​ ​ Which of the following is a correct statement regarding the cochlea?

As the result of a genetic mutation, certain strains of mice eat so much that their stomachs burst. Which statement provides the most plausible explanation for this?

The membranous labyrinth of the inner ear consists of the:

How does a person distinguish flavors?

Humans and chimps have approximately how many functional olfactory genes?

By emitting high-pitched sounds, bats can detect distant objects via:

Which of the following are photopigments in the eyes of cephalopod mollusks, arthropods, and vertebrates?

After working several hours in a flower shop, you do not detect the smell of the roses. Why is this?

Figure 43-1 ​ ​ Refer to the accompanying figure with the lateral line organs of fishe s . The structures indicated by label 3 are:

A View of Life

Atoms and Molecules: the Chemical Basis of Life

The Chemistry of Life: Organic Compounds

Organization of the Cell

Biological Membranes

Cell Communication

Energy and Metabolism

How Cells Make Atp: Energy-Releasing Pathways

Photosynthesis: Capturing Light Energy

Chromosomes, Mitosis, and Meiosis

The Basic Principles of Heredity

DNA: The Carrier of Genetic Information

Gene Expression

Gene Regulation

DNA Technology and Genomics

Human Genetics and the Human Genome

Developmental Genetics

Introduction to Darwinian Evolution

Evolutionary Change in Populations

Speciation and Macroevolution

The Origin and Evolutionary History of Life

The Evolution of Primates

Understanding Diversity: Systematics

Viruses and Subviral Agents

Bacteria and Archaea

Protists

Seedless Plants

Seed Plants

The Fungi

An Introduction to Animal Diversity

Sponges, Cnidarians, Ctenophores, and Protostomes

The Deuterostomes

Plant Structure, Growth, and Development

Leaf Structure and Function

Stem Structure and Transport

Roots and Mineral Nutrition

Reproduction in Flowering Plants

Plant Developmental Responses to External and Internal Signals

Animal Structure and Function: an Introduction

Protection, Support, and Movement

Neural Signaling

Neural Regulation

Internal Transport

The Immune System: Internal Defense

Gas Exchange

Processing Food and Nutrition

Osmoregulation and Disposal of Metabolic Wastes

Endocrine Regulation

Reproduction

Animal Development

Animal Behavior

Introduction to Ecology: Population Ecology

Community Ecology

Ecosystems and the Biosphere

Ecology and the Geography of Life

Biological Diversity and Conservation Biology

Filters

Figure 43-3 Which portion of the accompanying figure would be connected to the oval window of the cochlea?

Figure 43-2 The structures labeled as 3 in the accompanying figure are the:

Figure 43-3 Which of the following is a correct statement regarding the cochlea?

Figure 43-1 Refer to the accompanying figure with the lateral line organs of fishe s . The structures indicated by label 3 are: