Question 1

Match between columns
                        Premises: Temperature extremes

Accepted Answer

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

Question 2

Chemoreceptors are involved with which two senses?

Accepted Answer

A)  Touch and olfaction 
B)  Hearing and olfaction 
C)  Gustation and touch 
D)  Gustation and vision 
E)  Gustation and olfaction 
A)  Touch and olfaction 
B)  Hearing and olfaction 
C)  Gustation and touch 
D)  Gustation and vision 
E)  Gustation and olfaction

Question 3

Which of the following correctly describes the order of events that occur when you touch a very hot surface?
1) Action potential in sensory neuron
2) Sensory receptor absorbs energy from stimulus
3) Receptor potential produced
4) Stimulus is transduced into electrical energy

Accepted Answer

A)  1 → 3 → 4 → 2 
B)  2 → 1 → 4 → 3 
C)  2 → 4 → 3 → 1 
D)  4 → 1 → 3 → 2 
E)  3 → 1 → 4 → 2 
A)  1 → 3 → 4 → 2 
B)  2 → 1 → 4 → 3 
C)  2 → 4 → 3 → 1 
D)  4 → 1 → 3 → 2 
E)  3 → 1 → 4 → 2

Question 4

Describe the functions of electroreceptors and identify the functions of magnetic reception.

Accepted Answer

Electroreceptors respond to electrical s

Question 5

Which statement concerning gravity detection in humans is true?

Accepted Answer

A)  Statoliths are pulled down by gravity, stimulating hair cells of the statocysts. 
B)  Otoliths are pulled down by gravity onto stereocilia, stimulating nerve impulses. 
C)  Gravity moves the cupula, causing hair cells of the lateral line organs to bend. 
D)  Gravity pulls on the hair cells of the basilar membrane, stimulating nerve impulses. 
E)  Gravity moves perilymph over the hair cells of the tectorial membrane. 
A)  Statoliths are pulled down by gravity, stimulating hair cells of the statocysts. 
B)  Otoliths are pulled down by gravity onto stereocilia, stimulating nerve impulses. 
C)  Gravity moves the cupula, causing hair cells of the lateral line organs to bend. 
D)  Gravity pulls on the hair cells of the basilar membrane, stimulating nerve impulses. 
E)  Gravity moves perilymph over the hair cells of the tectorial membrane.

Question 6

Figure 43-2 ​
 
​
The function of the statocyst was demonstrated by replacing the sand grains with filings of which of the following elements?

Accepted Answer

A)  Iron 
B)  Copper 
C)  Magnesium 
D)  Sodium 
E)  Mercury 
A)  Iron 
B)  Copper 
C)  Magnesium 
D)  Sodium 
E)  Mercury

Question 7

The retina contains light sensitive cells.

Accepted Answer

A) True 
 B)False

Question 8

The function of the malleus, incus, and stapes in the middle ear is to:

Accepted Answer

A)  amplify the vibrations of sound waves. 
B)  cause the organ of Corti to rub against the tectorial membrane. 
C)  detect movement of the endolymph in the cochlear duct. 
D)  relieve pressure differences between the middle ear and atmosphere. 
E)  give support to the membranous labyrinth. 
A)  amplify the vibrations of sound waves. 
B)  cause the organ of Corti to rub against the tectorial membrane. 
C)  detect movement of the endolymph in the cochlear duct. 
D)  relieve pressure differences between the middle ear and atmosphere. 
E)  give support to the membranous labyrinth.

Question 9

You observe a group of fish turn almost simultaneously in the same direction. Which receptors are they using?

Accepted Answer

A)  Lateral line organs 
B)  Otoliths 
C)  Cristae 
D)  Stereocilia 
E)  Statocysts 
A)  Lateral line organs 
B)  Otoliths 
C)  Cristae 
D)  Stereocilia 
E)  Statocysts

Question 10

Discuss how a rod responds differently in the light than in the dark.

Accepted Answer

This comparison is p

Question 11

Two types of eyes that evolved to detect images are the:

Accepted Answer

A)  compound eye of vertebrates and the camera eye of arthropods. 
B)  compound eye of arthropods and the camera eye of vertebrates. 
C)  compound eye of vertebrates and the ocelli eye of arthropods. 
D)  compound eye of arthropods and the ocelli eye of vertebrates. 
E)  ocelli eye of vertebrates and the camera eye of arthropods. 
A)  compound eye of vertebrates and the camera eye of arthropods. 
B)  compound eye of arthropods and the camera eye of vertebrates. 
C)  compound eye of vertebrates and the ocelli eye of arthropods. 
D)  compound eye of arthropods and the ocelli eye of vertebrates. 
E)  ocelli eye of vertebrates and the camera eye of arthropods.

Question 12

Which of the following is an INCORRECT statement regarding thermoreceptors?

Accepted Answer

A)  Thermoreceptors respond to heat and cold. 
B)  Blood-sucking arthropods use thermoreception to find endothermic hosts. 
C)  Pit vipers and some pythons and boas use thermoreceptors to locate prey. 
D)  In mammals, free nerve endings in the skin and tongue detect temperature changes in the outside environment. 
E)  In mammals, thermoreceptors in the thyroid gland detect internal changes in temperature. 
A)  Thermoreceptors respond to heat and cold. 
B)  Blood-sucking arthropods use thermoreception to find endothermic hosts. 
C)  Pit vipers and some pythons and boas use thermoreceptors to locate prey. 
D)  In mammals, free nerve endings in the skin and tongue detect temperature changes in the outside environment. 
E)  In mammals, thermoreceptors in the thyroid gland detect internal changes in temperature.

Question 13

The brain can infer the pitch of a sound from the:

Accepted Answer

A)  number of hair cells that are stimulated. 
B)  particular hair cells that are stimulated. 
C)  intensity with which the hair cells are stimulated. 
D)  intensity of the action potential produced by the stimulated hair cells. 
E)  fluid movements of the semicircular canals. 
A)  number of hair cells that are stimulated. 
B)  particular hair cells that are stimulated. 
C)  intensity with which the hair cells are stimulated. 
D)  intensity of the action potential produced by the stimulated hair cells. 
E)  fluid movements of the semicircular canals.

Question 14

Changes in blood pH are detected by:

Accepted Answer

A)  interoceptors. 
B)  exteroceptors. 
C)  mechanoreceptors. 
D)  proprioceptors. 
E)  thermoreceptors. 
A)  interoceptors. 
B)  exteroceptors. 
C)  mechanoreceptors. 
D)  proprioceptors. 
E)  thermoreceptors.

Question 15

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

Question 16

Rods of the human eye allow detection of shape, movement, and color.

Accepted Answer

A) True 
 B)False

Question 17

Trace the path of a sound wave beginning from its entry into the ear to its transmission to the brain.

Accepted Answer

Concepts to Consider: Sound waves pass t

Question 18

Which animal(s) are likely relying on their electromagnetic receptors?

Accepted Answer

A)  A snake attacking its prey 
B)  A dog smelling a neighbor grilling a steak 
C)  A mosquito landing on a human's arm 
D)  A flatworm sensing a flash of light 
E)  A flock of birds migrating to the Southern Hemisphere 
A)  A snake attacking its prey 
B)  A dog smelling a neighbor grilling a steak 
C)  A mosquito landing on a human's arm 
D)  A flatworm sensing a flash of light 
E)  A flock of birds migrating to the Southern Hemisphere

Question 19

Cones are responsible for:

Accepted Answer

A)  night vision. 
B)  the detection of movement. 
C)  dim light vision. 
D)  peripheral vision. 
E)  the perception of fine detail. 
A)  night vision. 
B)  the detection of movement. 
C)  dim light vision. 
D)  peripheral vision. 
E)  the perception of fine detail.

Question 20

An individual born without Pacinian corpuscles will not :

Accepted Answer

A)  sense stretching of the skin. 
B)  sense heat from a burning match. 
C)  feel pain. 
D)  sense surface vibrations easily. 
E)  sense heavy pressure quickly. 
A)  sense stretching of the skin. 
B)  sense heat from a burning match. 
C)  feel pain. 
D)  sense surface vibrations easily. 
E)  sense heavy pressure quickly.

Exam 43: Sensory Systems

Chemoreceptors are involved with which two senses?

Which of the following correctly describes the order of events that occur when you touch a very hot surface? 1) Action potential in sensory neuron 2) Sensory receptor absorbs energy from stimulus 3) Receptor potential produced 4) Stimulus is transduced into electrical energy

Describe the functions of electroreceptors and identify the functions of magnetic reception.

Which statement concerning gravity detection in humans is true?

Figure 43-2 ​ ​ The function of the statocyst was demonstrated by replacing the sand grains with filings of which of the following elements?

The retina contains light sensitive cells.

The function of the malleus, incus, and stapes in the middle ear is to:

You observe a group of fish turn almost simultaneously in the same direction. Which receptors are they using?

Discuss how a rod responds differently in the light than in the dark.

Two types of eyes that evolved to detect images are the:

Which of the following is an INCORRECT statement regarding thermoreceptors?

The brain can infer the pitch of a sound from the:

Changes in blood pH are detected by:

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

Rods of the human eye allow detection of shape, movement, and color.

Trace the path of a sound wave beginning from its entry into the ear to its transmission to the brain.

Which animal(s) are likely relying on their electromagnetic receptors?

Cones are responsible for:

An individual born without Pacinian corpuscles will not :

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 43-2 The function of the statocyst was demonstrated by replacing the sand grains with filings of which of the following elements?

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