Question 1

Pressure in the middle ear is equalized with the external air pressure through the auditory tube.

Accepted Answer

A) True 
 B)False

Question 2

Pain caused by a heart attack in men is often felt in the left shoulder and left arm. This phenomenon is known as ________ pain.

Accepted Answer

The answer of Pain caused by a heart attack in...

Question 3

The vitreous humor fills the main chamber of the eye. Which one of the following structures of the eye would vitreous humor come in direct contact with?

Accepted Answer

A)  sclera 
B)  cornea 
C)  iris 
D)  choroid 
E)  retina 
A)  sclera 
B)  cornea 
C)  iris 
D)  choroid 
E)  retina

Question 4

A student noticed that when he closed his eyes, he could still determine the position of his arms and legs. This is largely due to the activity of

Accepted Answer

A)  pain receptors. 
B)  mechanoreceptors. 
C)  Merkel disks. 
D)  Meissner's corpuscles. 
E)  chemoreceptors. 
A)  pain receptors. 
B)  mechanoreceptors. 
C)  Merkel disks. 
D)  Meissner's corpuscles. 
E)  chemoreceptors.

Question 5

The ________ sorts sounds by tone and converts them into electrical impulses.

Accepted Answer

inner ear;

Question 6

Whereas the sense of taste is based on ________ (how many?) classes of taste receptors, the sense of smell has over ________ (how many?) different receptors for chemicals associated with odor.

Accepted Answer

A)  5; 1,000 
B)  20; 200 
C)  150; 6 
D)  10; 10,000 
E)  500; 5,000 
A)  5; 1,000 
B)  20; 200 
C)  150; 6 
D)  10; 10,000 
E)  500; 5,000

Question 7

Match the following. Answers may be used more than once.
-location of the auditory nerve

Accepted Answer

A) middle ear 
B) inner ear 
C) outer ear 
A) middle ear 
B) inner ear 
C) outer ear

Question 8

Using the figure above, match the structures of a taste bud with the regions (A-D) identified on the figure.
-taste hairs

Accepted Answer

A) D 
B) A 
C) C 
D) B 
A) D 
B) A 
C) C 
D) B

Question 9

The ________ regulates the amount of light entering the eye.

Accepted Answer

The answer of The ________ regulates the amount of light...

Question 10

LASIK treatment functions to improve eyesight by

Accepted Answer

A)  completely removing a defective cornea. 
B)  widening the iris. 
C)  replacing the eye lens. 
D)  inserting a corrective pupil. 
E)  changing the shape of the cornea. 
A)  completely removing a defective cornea. 
B)  widening the iris. 
C)  replacing the eye lens. 
D)  inserting a corrective pupil. 
E)  changing the shape of the cornea.

Question 11

The two fluid-filled chambers of the vestibule are the ________ and ________.

Accepted Answer

utricle; s

Question 12

Using the figure above, identify the structures of the eye.
-Label W represents the ________.

Accepted Answer

A) pupil 
B) vitreous humor 
C) iris 
D) aqueous humor 
E) sclera
F)cornea
G)lens
H)retina
I)choroid 
A) pupil 
B) vitreous humor 
C) iris 
D) aqueous humor 
E) sclera
F)cornea
G)lens
H)retina
I)choroid

Question 13

Which one of the following conditions results when the transparency of the lens decreases?

Accepted Answer

A)  glaucoma 
B)  retinal detachment 
C)  cataracts 
D)  color blindness 
E)  astigmatism 
A)  glaucoma 
B)  retinal detachment 
C)  cataracts 
D)  color blindness 
E)  astigmatism

Question 14

Match the following types of receptors to their definitions.
-allow a person to taste food

Accepted Answer

A) photoreceptors 
B) pain receptors 
C) chemoreceptors 
D) mechanoreceptors 
A) photoreceptors 
B) pain receptors 
C) chemoreceptors 
D) mechanoreceptors

Question 15

The human body may stop responding to a stimulus even though the original stimulus is still present; this is a process referred to as receptor adaptation.

Accepted Answer

A) True 
 B)False

Question 16

Using the figure above, identify the structures of the eye.
-Label T represents the ________.

Accepted Answer

A) pupil 
B) vitreous humor 
C) iris 
D) aqueous humor 
E) sclera
F)cornea
G)lens
H)retina
I)choroid 
A) pupil 
B) vitreous humor 
C) iris 
D) aqueous humor 
E) sclera
F)cornea
G)lens
H)retina
I)choroid

Question 17

Using the figure above, match the structures of a taste bud with the regions (A-D) identified on the figure.
-sensory nerve cell

Accepted Answer

A) D 
B) A 
C) C 
D) B 
A) D 
B) A 
C) C 
D) B

Question 18

Vision in dim light is due to the activity of ________ cells because their rhodopsin pigment is much more sensitive to light than other photopigments.

Accepted Answer

The answer of Vision in dim light is due to...

Question 19

Match each of the following disorders associated with sensory mechanisms with its description.
-inflammation of the middle ear; a common cause of earaches

Accepted Answer

A) otitis media 
B) astigmatism 
C) myopia 
D) Ménière's syndrome 
E) glaucoma
F)presbyopia
G)cataracts 
A) otitis media 
B) astigmatism 
C) myopia 
D) Ménière's syndrome 
E) glaucoma
F)presbyopia
G)cataracts

Question 20

The "blind spot" is associated with which one of the following?

Accepted Answer

A)  optic disk 
B)  vitreous humor 
C)  choroid 
D)  fovea centralis 
E)  lens 
A)  optic disk 
B)  vitreous humor 
C)  choroid 
D)  fovea centralis 
E)  lens

Exam 12: Sensory Mechanisms

Pressure in the middle ear is equalized with the external air pressure through the auditory tube.

Pain caused by a heart attack in men is often felt in the left shoulder and left arm. This phenomenon is known as ________ pain.

The vitreous humor fills the main chamber of the eye. Which one of the following structures of the eye would vitreous humor come in direct contact with?

A student noticed that when he closed his eyes, he could still determine the position of his arms and legs. This is largely due to the activity of

The ________ sorts sounds by tone and converts them into electrical impulses.

Whereas the sense of taste is based on ________ (how many?) classes of taste receptors, the sense of smell has over ________ (how many?) different receptors for chemicals associated with odor.

Match the following. Answers may be used more than once. -location of the auditory nerve

Using the figure above, match the structures of a taste bud with the regions (A-D) identified on the figure. -taste hairs

The ________ regulates the amount of light entering the eye.

LASIK treatment functions to improve eyesight by

The two fluid-filled chambers of the vestibule are the ________ and ________.

Using the figure above, identify the structures of the eye. -Label W represents the ________.

Which one of the following conditions results when the transparency of the lens decreases?

Match the following types of receptors to their definitions. -allow a person to taste food

The human body may stop responding to a stimulus even though the original stimulus is still present; this is a process referred to as receptor adaptation.

Using the figure above, identify the structures of the eye. -Label T represents the ________.

Using the figure above, match the structures of a taste bud with the regions (A-D) identified on the figure. -sensory nerve cell

Vision in dim light is due to the activity of ________ cells because their rhodopsin pigment is much more sensitive to light than other photopigments.

Match each of the following disorders associated with sensory mechanisms with its description. -inflammation of the middle ear; a common cause of earaches

The "blind spot" is associated with which one of the following?

Human Biology, Science, and Society

The Chemistry of Living Things

Structure and Function of Cells

From Cells to Organ Systems

The Skeletal System

The Muscular System

Blood

Heart and Blood Vessels

The Immune System and Mechanisms of Defense

The Respiratory System: Exchange of Gases

The Nervous System: Integration and Control

The Endocrine System

The Digestive System and Nutrition

The Urinary System

Reproductive Systems

Cell Reproduction and Differentiation

Cancer: Uncontrolled Cell Division and Differentiation

Genetics and Inheritance

DNA Technology and Genetic Engineering

Development and Aging

Evolution and the Origins of Life

Ecosystems and Populations

Human Impacts, Biodiversity, and Environmental Issues

Filters

Whereas the sense of taste is based on (how many?) classes of taste receptors, the sense of smell has over (how many?) different receptors for chemicals associated with odor.

The two fluid-filled chambers of the vestibule are the and .