Question 1

The equalization of pressures between the ear and throat is made possible by the

Accepted Answer

A)  pharynx. 
B)  Eustachian tube. 
C)  cupula. 
D)  semicircular canals. 
E)  round window. 
A)  pharynx. 
B)  Eustachian tube. 
C)  cupula. 
D)  semicircular canals. 
E)  round window.

Question 2

Where are horizontal, amacrine, and ganglion cells located?

Accepted Answer

A)  sclera 
B)  thalamus 
C)  organ of Corti 
D)  retina 
E)  choroid 
A)  sclera 
B)  thalamus 
C)  organ of Corti 
D)  retina 
E)  choroid

Question 3

Receptors in the human nose are

Accepted Answer

A)  chemoreceptors. 
B)  mechanoreceptors. 
C)  photoreceptors. 
D)  nociceptors. 
E)  osmoreceptors. 
A)  chemoreceptors. 
B)  mechanoreceptors. 
C)  photoreceptors. 
D)  nociceptors. 
E)  osmoreceptors.

Question 4

Changes in proteins of the lens cause

Accepted Answer

A)  astigmatism. 
B)  retinoblastoma. 
C)  myopia. 
D)  glaucoma. 
E)  cataracts. 
A)  astigmatism. 
B)  retinoblastoma. 
C)  myopia. 
D)  glaucoma. 
E)  cataracts.

Question 5

The sense of hearing in vertebrates is dependent on al of the following EXCEPT

Accepted Answer

A)  fluid displacement. 
B)  hair bending. 
C)  bone movement. 
D)  membrane vibration. 
E)  chemical reception. 
A)  fluid displacement. 
B)  hair bending. 
C)  bone movement. 
D)  membrane vibration. 
E)  chemical reception.

Question 6

Which part of the eye contains most of its blood vessels?
A) choroid.
B) retina.
C) sclera.
D) choroid.
E) cornea.

Accepted Answer

The answer of Which part of the eye contains most...

Question 7

Sense receptors for "taste" are located in all of the following EXCEPT

Accepted Answer

A)  on the tongue. 
B)  on the roof of the mouth. 
C)  in the throat. 
D)  on the palate. 
E)  on the tonsils. 
A)  on the tongue. 
B)  on the roof of the mouth. 
C)  in the throat. 
D)  on the palate. 
E)  on the tonsils.

Question 8

How many semicircular canals are in each organ of balance?

Accepted Answer

A)  2 
B)  3 
C)  4 
D)  5 
E)  more than 6 
A)  2 
B)  3 
C)  4 
D)  5 
E)  more than 6

Question 9

The most potent chemicals for activating pain receptors are

Accepted Answer

A)  bradykinins. 
B)  histamines. 
C)  prostaglandins. 
D)  cytokines. 
E)  leukotrienes. 
A)  bradykinins. 
B)  histamines. 
C)  prostaglandins. 
D)  cytokines. 
E)  leukotrienes.

Question 10

Thermoreceptors detect

Accepted Answer

A)  chemical substances. 
B)  pressure changes. 
C)  temperature changes. 
D)  light wavelengths. 
E)  changes in solute concentration. 
A)  chemical substances. 
B)  pressure changes. 
C)  temperature changes. 
D)  light wavelengths. 
E)  changes in solute concentration.

Question 11

Which structure acts as a "release valve" for the force of the pressure waves entering the cochlea?

Accepted Answer

A)  the round window 
B)  the oval window 
C)  the Eustachian tube 
D)  the organ of Corti 
E)  the tectorial membrane 
A)  the round window 
B)  the oval window 
C)  the Eustachian tube 
D)  the organ of Corti 
E)  the tectorial membrane

Question 12

A new security technique is the use of

Accepted Answer

A)  fingerprinting. 
B)  iris scanning. 
C)  retinal scanning. 
D)  tooth identification. 
E)  skin pigment scanning. 
A)  fingerprinting. 
B)  iris scanning. 
C)  retinal scanning. 
D)  tooth identification. 
E)  skin pigment scanning.

Question 13

The most important pain receptors are

Accepted Answer

A)  chemoreceptors. 
B)  baroreceptors. 
C)  stretch receptors. 
D)  nociceptors. 
E)  osmoreceptors. 
A)  chemoreceptors. 
B)  baroreceptors. 
C)  stretch receptors. 
D)  nociceptors. 
E)  osmoreceptors.

Question 14

Movable bones are features of the sense organs associated with

Accepted Answer

A)  sight. 
B)  hearing. 
C)  taste. 
D)  smell. 
E)  touch. 
A)  sight. 
B)  hearing. 
C)  taste. 
D)  smell. 
E)  touch.

Question 15

Sensations of visceral pain are related to all of the following EXCEPT

Accepted Answer

A)  muscle spasms. 
B)  muscle fatigue. 
C)  reduced blood flow to organs. 
D)  damage to organs. 
E)  tendon tear. 
A)  muscle spasms. 
B)  muscle fatigue. 
C)  reduced blood flow to organs. 
D)  damage to organs. 
E)  tendon tear.

Question 16

Which taste buds are the most sensitive?

Accepted Answer

A)  umami 
B)  sweet 
C)  sour 
D)  bitter 
E)  salty 
A)  umami 
B)  sweet 
C)  sour 
D)  bitter 
E)  salty

Question 17

Selecting the Exception Four of the five answers listed below are related by a similar sensation. Select the exception.

Accepted Answer

A)  incus 
B)  organ of Corti 
C)  tectorial membrane 
D)  oval window 
E)  Pacinian corpuscle 
A)  incus 
B)  organ of Corti 
C)  tectorial membrane 
D)  oval window 
E)  Pacinian corpuscle

Question 18

Osmoreceptors detect

Accepted Answer

A)  chemical substances. 
B)  pressure changes. 
C)  vibrational changes. 
D)  light wavelengths. 
E)  changes in solute concentration. 
A)  chemical substances. 
B)  pressure changes. 
C)  vibrational changes. 
D)  light wavelengths. 
E)  changes in solute concentration.

Question 19

Which of the following refers to the brothy or savory taste associated with aged cheese and meats?

Accepted Answer

A)  bignami 
B)  swami 
C)  alumi 
D)  umami 
E)  miasma 
A)  bignami 
B)  swami 
C)  alumi 
D)  umami 
E)  miasma

Question 20

In the case of taste and smell, through which structure must sensory information pass before arriving at the cerebral cortex?

Accepted Answer

A)  hypothalamus 
B)  hippocampus 
C)  amygdala 
D)  thalamus 
E)  pineal gland 
A)  hypothalamus 
B)  hippocampus 
C)  amygdala 
D)  thalamus 
E)  pineal gland

Exam 14: Sensory Systems

The equalization of pressures between the ear and throat is made possible by the

Where are horizontal, amacrine, and ganglion cells located?

Receptors in the human nose are

Changes in proteins of the lens cause

The sense of hearing in vertebrates is dependent on al of the following EXCEPT

Which part of the eye contains most of its blood vessels? A) choroid. B) retina. C) sclera. D) choroid. E) cornea.

Sense receptors for "taste" are located in all of the following EXCEPT

How many semicircular canals are in each organ of balance?

The most potent chemicals for activating pain receptors are

Thermoreceptors detect

Which structure acts as a "release valve" for the force of the pressure waves entering the cochlea?

A new security technique is the use of

The most important pain receptors are

Movable bones are features of the sense organs associated with

Sensations of visceral pain are related to all of the following EXCEPT

Which taste buds are the most sensitive?

Selecting the Exception Four of the five answers listed below are related by a similar sensation. Select the exception.

Osmoreceptors detect

Which of the following refers to the brothy or savory taste associated with aged cheese and meats?

In the case of taste and smell, through which structure must sensory information pass before arriving at the cerebral cortex?

Learning About Human Biology

Chemistry of Life

Cells and How They Work

Tissues, Organs, and Organ Systems

The Skeletal System

The Muscular System

Circulation: the Heart and Blood Vessels

Blood

Immunity and Disease

The Respiratory System

Digestion and Nutrition

The Urinary System

The Nervous System

The Endocrine System

Reproductive Systems

Development and Aging

Cell Reproduction

Introduction to Genetics

Chromosomes and Human Genetics

DNA, Genes, and Biotechnology

Genes and Disease: Cancer

Principles of Evolution

Principles of Ecology

Human Impacts on the Biosphere

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