Question 1

When you entered the room,there was a faint smell of smoke,but after about an hour,you no longer noticed the smell.What happened?

Accepted Answer

A)  sensory reception 
B)  sensory adaptation 
C)  mechanoreception 
D)  nociception 
E)  thermoreception 
A)  sensory reception 
B)  sensory adaptation 
C)  mechanoreception 
D)  nociception 
E)  thermoreception B

Question 2

What type of exteroceptors are located in the ear?

Accepted Answer

A)  mechanoreceptors 
B)  chemoreceptors 
C)  photoreceptors 
D)  thermoreceptors 
A)  mechanoreceptors 
B)  chemoreceptors 
C)  photoreceptors 
D)  thermoreceptors A

Question 3

In farsightedness,

Accepted Answer

A)  the cornea is uneven. 
B)  rays do not focus evenly. 
C)  rays focus in front of the retina. 
D)  the eyeball is shorter than normal. 
E)  a concave lens corrects vision. 
A)  the cornea is uneven. 
B)  rays do not focus evenly. 
C)  rays focus in front of the retina. 
D)  the eyeball is shorter than normal. 
E)  a concave lens corrects vision. D

Question 4

Nociceptors are sensitive to mechanical,thermal,or electrical stimuli,or toxic substances.

Accepted Answer

A) True 
 B)False

Question 5

Taste cells and the carotid bodies are alike in that both

Accepted Answer

A)  are chemoreceptors. 
B)  are found in the mouth. 
C)  utilize pressure to activate sensory receptors. 
D)  respond to distant stimuli. 
E)  respond to changes in pH. 
A)  are chemoreceptors. 
B)  are found in the mouth. 
C)  utilize pressure to activate sensory receptors. 
D)  respond to distant stimuli. 
E)  respond to changes in pH.

Question 6

Rotational and gravitational equilibrium both involve all of the following except

Accepted Answer

A)  stereocilia. 
B)  hair cells. 
C)  calcium carbonate granules. 
D)  a gelatinous substance within a chamber. 
E)  the vestibular nerve. 
A)  stereocilia. 
B)  hair cells. 
C)  calcium carbonate granules. 
D)  a gelatinous substance within a chamber. 
E)  the vestibular nerve.

Question 7

Which of the following structures of the eye does not touch the lens?

Accepted Answer

A)  cornea 
B)  suspensory ligaments 
C)  aqueous humor 
D)  vitreous humor 
A)  cornea 
B)  suspensory ligaments 
C)  aqueous humor 
D)  vitreous humor

Question 8

Which of the following cutaneous receptor is mismatched with its function?

Accepted Answer

A)  Pacinian corpuscles, fine touch 
B)  Meissner corpuscles, fine touch 
C)  Krause end bulbs, fine touch 
D)  Ruffini endings, pressure 
E)  free nerve endings, temperature 
A)  Pacinian corpuscles, fine touch 
B)  Meissner corpuscles, fine touch 
C)  Krause end bulbs, fine touch 
D)  Ruffini endings, pressure 
E)  free nerve endings, temperature

Question 9

All sensory receptors initiate nerve signals.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is found within the cochlea?

Accepted Answer

A)  stapes 
B)  spiral organ 
C)  tympanic membrane 
D)  semicircular canals 
E)  incus 
A)  stapes 
B)  spiral organ 
C)  tympanic membrane 
D)  semicircular canals 
E)  incus

Question 11

The receptors involved in our sense of equilibrium are

Accepted Answer

A)  mechanoreceptors. 
B)  chemoreceptors. 
C)  nociceptors 
D)  thermoreceptors 
E)  pain receptors 
A)  mechanoreceptors. 
B)  chemoreceptors. 
C)  nociceptors 
D)  thermoreceptors 
E)  pain receptors

Question 12

Which of the following is not a layer or coat of the eye?

Accepted Answer

A)  sclera 
B)  choroid 
C)  retina 
D)  aqueous humor 
A)  sclera 
B)  choroid 
C)  retina 
D)  aqueous humor

Question 13

Which of the following is not involved in gravitational equilibrium?

Accepted Answer

A)  vestibular nerve 
B)  saccule 
C)  utricle 
D)  otoliths 
E)  cupula 
A)  vestibular nerve 
B)  saccule 
C)  utricle 
D)  otoliths 
E)  cupula

Question 14

If the nerves between the eyes and the ears were switched,stimulation of the mechanoreceptors in the ear would result in

Accepted Answer

A)  hearing sounds. 
B)  seeing lights. 
C)  both hearing sounds and seeing lights. 
A)  hearing sounds. 
B)  seeing lights. 
C)  both hearing sounds and seeing lights.

Question 15

Order the steps involved in the activity of a muscle spindle: 1.Muscle spindle is stretched.2.Reflex action occurs.3.Contraction of muscle fibers adjoining the muscle spindle.4.Nerve signals are generated.5.The muscle relaxes.6.The muscle's length increases.

Accepted Answer

A)  1,6,2,4,5,3 
B)  2,3,1,4,5,6 
C)  5,6,1,4,2,3 
D)  2,1,6,3,4,5 
E)  5,1,2,4,3,6 
A)  1,6,2,4,5,3 
B)  2,3,1,4,5,6 
C)  5,6,1,4,2,3 
D)  2,1,6,3,4,5 
E)  5,1,2,4,3,6

Question 16

The summing up of nerve signals by _____________________ is called __________________.

Accepted Answer

A)  the reticular activating system, perception 
B)  the cerebral cortex, sensation 
C)  sensory receptors, sensation 
D)  the cerebral cortex, perception 
E)  sensory receptors, integration 
A)  the reticular activating system, perception 
B)  the cerebral cortex, sensation 
C)  sensory receptors, sensation 
D)  the cerebral cortex, perception 
E)  sensory receptors, integration

Question 17

When the ciliary muscle is relaxed,the suspensory ligament is

Accepted Answer

A)  taut and the lens is flattened. 
B)  relaxed and the lens is flattened. 
C)  taut and the lens is rounded. 
D)  relaxed and the lens is rounded. 
A)  taut and the lens is flattened. 
B)  relaxed and the lens is flattened. 
C)  taut and the lens is rounded. 
D)  relaxed and the lens is rounded.

Question 18

Which part of the brain is involved in sensory adaptation?

Accepted Answer

A)  ventricles 
B)  cerebellum 
C)  medulla oblongata 
D)  pons 
E)  thalamus 
A)  ventricles 
B)  cerebellum 
C)  medulla oblongata 
D)  pons 
E)  thalamus

Question 19

One third of the cerebral cortex takes part in processing visual information.

Accepted Answer

A) True 
 B)False

Question 20

The utricle is especially sensitive to what type of movements?

Accepted Answer

A)  back and forth 
B)  up and down 
C)  standing upside 
D)  spinning around 
A)  back and forth 
B)  up and down 
C)  standing upside 
D)  spinning around

Exam 14: Senses

When you entered the room,there was a faint smell of smoke,but after about an hour,you no longer noticed the smell.What happened?

What type of exteroceptors are located in the ear?

In farsightedness,

Nociceptors are sensitive to mechanical,thermal,or electrical stimuli,or toxic substances.

Taste cells and the carotid bodies are alike in that both

Rotational and gravitational equilibrium both involve all of the following except

Which of the following structures of the eye does not touch the lens?

Which of the following cutaneous receptor is mismatched with its function?

All sensory receptors initiate nerve signals.

Which of the following is found within the cochlea?

The receptors involved in our sense of equilibrium are

Which of the following is not a layer or coat of the eye?

Which of the following is not involved in gravitational equilibrium?

If the nerves between the eyes and the ears were switched,stimulation of the mechanoreceptors in the ear would result in

Order the steps involved in the activity of a muscle spindle: 1.Muscle spindle is stretched.2.Reflex action occurs.3.Contraction of muscle fibers adjoining the muscle spindle.4.Nerve signals are generated.5.The muscle relaxes.6.The muscle's length increases.

The summing up of nerve signals by _____________________ is called __________________.

When the ciliary muscle is relaxed,the suspensory ligament is

Which part of the brain is involved in sensory adaptation?

One third of the cerebral cortex takes part in processing visual information.

The utricle is especially sensitive to what type of movements?

Exploring Life and Science

Chemistry of Life

Cell Structure and Function

Organization and Regulation of Body Systems

Cardiovascular System: Heart and Blood Vessels

Cardiovascular System: Blood

Lymphatic System and Immunity

Digestive System and Nutrition

Respiratory System

Urinary System and Excretion

Skeletal System

Muscular System

Nervous System

Endocrine System

Reproductive System

Development and Aging

Patterns of Chromosome Inheritance

Cancer

Patterns of Genetic Inheritance

DNA Biology and Technology

Human Evolution

Global Ecology and Human Interferences

Human Population, planetary Resources, and Conservation

Infectious Diseases Supplement

Filters

The summing up of nerve signals by ___ is called .