Question 1

Rods produce vision in shades of gray.

Accepted Answer

A) True 
 B)False

Question 2

The hair cells for hearing are located in the

Accepted Answer

A)  ampullae 
B)  eustachian tube 
C)  scala media 
D)  utricle 
E)  vestibule 
A)  ampullae 
B)  eustachian tube 
C)  scala media 
D)  utricle 
E)  vestibule

Question 3

When an individual sees pure green, only the green cones are stimulated.

Accepted Answer

A) True 
 B)False

Question 4

Complete each of the following statments.
____________________ is the bending of light rays as they pass from one medium to another.

Accepted Answer

The answer of Complete each of the following statments.
____________________ is...

Question 5

How is glutamate important to pain pathways?

Accepted Answer

A)  binds to AMPA receptors on dorsal horn cells 
B)  results in hypersensitivity of damaged tissue 
C)  causes P-substance release 
D)  binds to AMPA receptors on dorsal horn cells and results in hypersensitivity of damaged tissue 
E)  results in hypersensitivity of damaged tissue and causes P-substance release 
A)  binds to AMPA receptors on dorsal horn cells 
B)  results in hypersensitivity of damaged tissue 
C)  causes P-substance release 
D)  binds to AMPA receptors on dorsal horn cells and results in hypersensitivity of damaged tissue 
E)  results in hypersensitivity of damaged tissue and causes P-substance release

Question 6

The semicircular canals are activated as the head starts to rotate, but cease responding if the head movement continues at the same rate in the same direction.

Accepted Answer

A) True 
 B)False

Question 7

The receptors for smell are located in the upper nasal cavity out of the normal path of air currents.

Accepted Answer

A) True 
 B)False

Question 8

Complete each of the following statments.
Rods and cones have a G protein called ____________________.

Accepted Answer

The answer of Complete each of the following statments.
Rods and...

Question 9

Which of the following is the proper sequence of retinal processing?

Accepted Answer

A)  rods and cones¾ganglion cells¾bipolar cells 
B)  rods and cones¾bipolar cells¾ganglion cells 
C)  ganglion cells¾bipolar cells¾rods and cones 
D)  ganglion cells¾rods and cones¾bipolar cells 
E)  bipolar cells¾ganglion cells¾rods and cones 
A)  rods and cones¾ganglion cells¾bipolar cells 
B)  rods and cones¾bipolar cells¾ganglion cells 
C)  ganglion cells¾bipolar cells¾rods and cones 
D)  ganglion cells¾rods and cones¾bipolar cells 
E)  bipolar cells¾ganglion cells¾rods and cones

Question 10

Phasic receptors are rapidly adapting receptors.

Accepted Answer

A) True 
 B)False

Question 11

Complete each of the following statments.
The ____________________ is the layer of the eye that contains the photoreceptor cells.

Accepted Answer

The answer of Complete each of the following statments.
The ____________________...

Question 12

Proprioception is the awareness of the body's position in space.

Accepted Answer

A) True 
 B)False

Question 13

Identify the true statement(s) about sensory receptors:

Accepted Answer

A)  The larger the receptor potential, the greater the frequency of action potentials initiated in the afferent neuron. 
B)  Tonic receptors often exhibit an "off-response." 
C)  Phasic receptors are important in situations where maintained information about a stimulus is valuable. 
D)  Receptor adaptation results from nerve fatigue. 
E)  Receptors are part of efferent neurons. 
A)  The larger the receptor potential, the greater the frequency of action potentials initiated in the afferent neuron. 
B)  Tonic receptors often exhibit an "off-response." 
C)  Phasic receptors are important in situations where maintained information about a stimulus is valuable. 
D)  Receptor adaptation results from nerve fatigue. 
E)  Receptors are part of efferent neurons.

Question 14

In somatosensory pathways, first-order neurons usually synapse with second-order neurons in the

Accepted Answer

A)  dorsal root ganglia 
B)  medulla oblongata 
C)  spinal cord 
D)  dorsal root ganglia and medulla oblongata 
E)  medulla oblongata and spinal cord 
A)  dorsal root ganglia 
B)  medulla oblongata 
C)  spinal cord 
D)  dorsal root ganglia and medulla oblongata 
E)  medulla oblongata and spinal cord

Question 15

The Pacinian corpuscle is mainly sensitive to temperature changes.

Accepted Answer

A) True 
 B)False

Question 16

Which is characteristic of fast pain?

Accepted Answer

A)  poorly localized 
B)  occurs upon stimulation of polymodal nociceptors 
C)  impulses carried along myelinated fibers 
D)  persists for a long period of time 
E)  none of these 
A)  poorly localized 
B)  occurs upon stimulation of polymodal nociceptors 
C)  impulses carried along myelinated fibers 
D)  persists for a long period of time 
E)  none of these

Exam 6: A--The Peripheral Nervous System: Afferent Division; Special Senses

Rods produce vision in shades of gray.

The hair cells for hearing are located in the

When an individual sees pure green, only the green cones are stimulated.

Complete each of the following statments. ____________________ is the bending of light rays as they pass from one medium to another.

How is glutamate important to pain pathways?

The semicircular canals are activated as the head starts to rotate, but cease responding if the head movement continues at the same rate in the same direction.

The receptors for smell are located in the upper nasal cavity out of the normal path of air currents.

Complete each of the following statments. Rods and cones have a G protein called ____________________.

Which of the following is the proper sequence of retinal processing?

Phasic receptors are rapidly adapting receptors.

Complete each of the following statments. The ____________________ is the layer of the eye that contains the photoreceptor cells.

Proprioception is the awareness of the body's position in space.

Identify the true statement(s) about sensory receptors:

In somatosensory pathways, first-order neurons usually synapse with second-order neurons in the

The Pacinian corpuscle is mainly sensitive to temperature changes.

Which is characteristic of fast pain?

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

A--The Central Nervous System

B--The Central Nervous System

B--The Peripheral Nervous System: Afferent Division; Special Senses

The Peripheral Nervous System: Efferent Division

A--Muscle Physiology

B--Muscle Physiology

A--Cardiac Physiology

B--Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

A--The Respiratory System

B--The Respiratory System

A--The Urinary System

B--The Urinary System

A--Fluid and Acid-Base Balance

B--Fluid and Acid-Base Balance

A--The Digestive System

B--The Digestive System

Energy Balance and Temperature Regulation

A--Principles of Endocrinology: the Central Endocrine Glands

B--Principles of Endocrinology: the Central Endocrine Glands

A--The Peripheral Endocrine Glands

B--The Peripheral Endocrine Glands

A--The Reproductive System

B--The Reproductive System

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