Question 1

Receptors

Accepted Answer

A)  respond to various physical or chemical changes in their environment. 
B)  change other forms of energy into electrical energy. 
C)  respond more readily to their adequate stimulus. 
D)  are found at the peripheral endings of afferent neurons. 
E)  all of these answers. 
A)  respond to various physical or chemical changes in their environment. 
B)  change other forms of energy into electrical energy. 
C)  respond more readily to their adequate stimulus. 
D)  are found at the peripheral endings of afferent neurons. 
E)  all of these answers.

Question 2

Which of the following structures normally controls the amount of light entering the eye?

Accepted Answer

A)  ciliary muscle. 
B)  suspensory ligaments. 
C)  iris. 
D)  cornea. 
E)  lens. 
A)  ciliary muscle. 
B)  suspensory ligaments. 
C)  iris. 
D)  cornea. 
E)  lens.

Question 3

Match the following characteristics with the correct sensory system
-Sensory receptor neurons are able to regenerate

Accepted Answer

A) pain 
B) vision 
C) hearing 
D) motion/equilibrium 
E) taste
F)smell 
A) pain 
B) vision 
C) hearing 
D) motion/equilibrium 
E) taste
F)smell

Question 4

The following questions refer to the accompanying diagram of the pathway for sound transduction. Five of the division have been removed and replaced with letters A-E. Match the letter with list of missing terms below to complete the diagram.
-fluid movement within cochlea

Accepted Answer

The answer of   
The following questions refer to...

Question 5

Cones

Accepted Answer

A)  are most abundant in the periphery of the retina. 
B)  are more numerous than rods. 
C)  have high sensitivity to light. 
D)  are responsible for color vision. 
E)  more than one of these. 
A)  are most abundant in the periphery of the retina. 
B)  are more numerous than rods. 
C)  have high sensitivity to light. 
D)  are responsible for color vision. 
E)  more than one of these.

Question 6

The following questions refer to the accompanying diagram of the eye. Ten of the structure labels have been removed and replaced with letters A-J. Match the letter with list of missing terms below to complete the diagram.
-choroid

Accepted Answer

The answer of   
The following questions refer to...

Question 7

The stronger the stimulus, the greater the frequency of action potentials generated and propagated in the afferent neuron.

Accepted Answer

A) True 
 B)False

Question 8

Light must pass through several layers of retinal cells before reaching rods and cones.

Accepted Answer

A) True 
 B)False

Question 9

Select the incorrect association.

Accepted Answer

A)  cochlear duct/endolymph. 
B)  malleus/inner ear. 
C)  organ of Corti/hair cells. 
D)  scala tympani/perilymph. 
E)  scala vestibuli/perilymph. 
A)  cochlear duct/endolymph. 
B)  malleus/inner ear. 
C)  organ of Corti/hair cells. 
D)  scala tympani/perilymph. 
E)  scala vestibuli/perilymph.

Question 10

Receptor potentials can be graded, with a stronger stimulus resulting in a larger receptor potential.

Accepted Answer

A) True 
 B)False

Question 11

What condition is caused by uneven curvatures in the lens?

Accepted Answer

A)  astigmatism. 
B)  myopia. 
C)  presbyopia. 
D)  hyperopia. 
E)  none of these answers. 
A)  astigmatism. 
B)  myopia. 
C)  presbyopia. 
D)  hyperopia. 
E)  none of these answers.

Question 12

The oval window

Accepted Answer

A)  attaches to the stapes. 
B)  transfers the sound wave from the middle ear to the inner ear. 
C)  is reflexively tightened in response to loud sounds to diminish transmission of these sounds to the inner ear. 
D)  both attaches to the stapes and transfers the sound wave from the middle ear to the inner ear 
E)  all of these answers. 
A)  attaches to the stapes. 
B)  transfers the sound wave from the middle ear to the inner ear. 
C)  is reflexively tightened in response to loud sounds to diminish transmission of these sounds to the inner ear. 
D)  both attaches to the stapes and transfers the sound wave from the middle ear to the inner ear 
E)  all of these answers.

Question 13

Match the following receptors to their locations.
-receptors in taste buds

Accepted Answer

A) chemoreceptors 
B) mechanoreceptors 
C) photoreceptors 
A) chemoreceptors 
B) mechanoreceptors 
C) photoreceptors

Question 14

Indicate the properties of rods and cones using the following answer code:
-used for day vision

Accepted Answer

A) rods 
B) cones 
C) both rods and cones 
A) rods 
B) cones 
C) both rods and cones

Question 15

Indicate the properties of rods and cones using the following answer code:
-little convergence in pathways

Accepted Answer

A) rods 
B) cones 
C) both rods and cones 
A) rods 
B) cones 
C) both rods and cones

Question 16

Receptors

Accepted Answer

A)  generate action potentials in afferent fibers in response to stimuli. 
B)  change other forms of energy into electrical energy. 
C)  are located in the dorsal root ganglion. 
D)  both (a) and (b) above. 
E)  all of these answers. 
A)  generate action potentials in afferent fibers in response to stimuli. 
B)  change other forms of energy into electrical energy. 
C)  are located in the dorsal root ganglion. 
D)  both (a) and (b) above. 
E)  all of these answers.

Question 17

Cells in the fovea are responsible for high acuity vision.

Accepted Answer

A) True 
 B)False

Question 18

Sour taste represents stimuli caused by

Accepted Answer

A)  acids. 
B)  salts. 
C)  bases. 
D)  sugars. 
E)  alkaloids. 
A)  acids. 
B)  salts. 
C)  bases. 
D)  sugars. 
E)  alkaloids.

Question 19

Match the following eye disorder with its description.
-opaque lens

Accepted Answer

A) color blindness 
B) night blindness 
C) glaucoma 
D) hyperopia 
E) diplopia
F)presbyopia
G)myopia lens
H)cataract
I)astigmatism 
A) color blindness 
B) night blindness 
C) glaucoma 
D) hyperopia 
E) diplopia
F)presbyopia
G)myopia lens
H)cataract
I)astigmatism

Question 20

The slow pain pathway is activated by

Accepted Answer

A)  stimulation of mechanical or thermal nociceptors. 
B)  stimulation of polymodal nociceptors. 
C)  release of bradykinin. 
D)  both (a) and (c) above. 
E)  both (b) and (c) above. 
A)  stimulation of mechanical or thermal nociceptors. 
B)  stimulation of polymodal nociceptors. 
C)  release of bradykinin. 
D)  both (a) and (c) above. 
E)  both (b) and (c) above.

Receptors

Which of the following structures normally controls the amount of light entering the eye?

Match the following characteristics with the correct sensory system -Sensory receptor neurons are able to regenerate

The following questions refer to the accompanying diagram of the pathway for sound transduction. Five of the division have been removed and replaced with letters A-E. Match the letter with list of missing terms below to complete the diagram. -fluid movement within cochlea

Cones

The following questions refer to the accompanying diagram of the eye. Ten of the structure labels have been removed and replaced with letters A-J. Match the letter with list of missing terms below to complete the diagram. -choroid

The stronger the stimulus, the greater the frequency of action potentials generated and propagated in the afferent neuron.

Light must pass through several layers of retinal cells before reaching rods and cones.

Select the incorrect association.

Receptor potentials can be graded, with a stronger stimulus resulting in a larger receptor potential.

What condition is caused by uneven curvatures in the lens?

The oval window

Match the following receptors to their locations. -receptors in taste buds

Indicate the properties of rods and cones using the following answer code: -used for day vision

Indicate the properties of rods and cones using the following answer code: -little convergence in pathways

Receptors

Cells in the fovea are responsible for high acuity vision.

Sour taste represents stimuli caused by

Match the following eye disorder with its description. -opaque lens

The slow pain pathway is activated by

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood and Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

The Digestive System

Energy Balance and Temperature Regulation

The Endocrine System

The Reproductive System

Filters

Exam 6: The Peripheral Nervous System: Afferent Division and Special Senses

Receptors

Which of the following structures normally controls the amount of light entering the eye?

Match the following characteristics with the correct sensory system -Sensory receptor neurons are able to regenerate

The following questions refer to the accompanying diagram of the pathway for sound transduction. Five of the division have been removed and replaced with letters A-E. Match the letter with list of missing terms below to complete the diagram. -fluid movement within cochlea

Cones

The following questions refer to the accompanying diagram of the eye. Ten of the structure labels have been removed and replaced with letters A-J. Match the letter with list of missing terms below to complete the diagram. -choroid

The stronger the stimulus, the greater the frequency of action potentials generated and propagated in the afferent neuron.

Light must pass through several layers of retinal cells before reaching rods and cones.

Select the incorrect association.

Receptor potentials can be graded, with a stronger stimulus resulting in a larger receptor potential.

What condition is caused by uneven curvatures in the lens?

The oval window

Match the following receptors to their locations. -receptors in taste buds

Indicate the properties of rods and cones using the following answer code: -used for day vision

Indicate the properties of rods and cones using the following answer code: -little convergence in pathways

Receptors

Cells in the fovea are responsible for high acuity vision.

Sour taste represents stimuli caused by

Match the following eye disorder with its description. -opaque lens

The slow pain pathway is activated by

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood and Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

The Digestive System

Energy Balance and Temperature Regulation

The Endocrine System

The Reproductive System

Filters