Chapter 3 Study Questions Flashcards

1
Q

Which of the following is the primary source of respiration?

a. Provides the means of gas exchange between an organism and its environment
b. Provides a source for phonation
c. Provides the energy source for speech
d. None of the above

A

A. Provides the means of gas exchange between an organism and its environment

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2
Q

In respiration, which of the following structures undergoes torquing?

a. Vertebrae
b. Chondral portion of rib
c. Costal portion of rib
d. a & b
e. b & c

A

B. Chondral portion of rib

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3
Q

What forces cause the rib cage to return to resting position following elevation of the rib-cage?

a. Elasticity
b. Gravity
c. Kinetic energy
d. a & b
e. a & c

A

D. Elasticity and gravity

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4
Q

Adults have larger respiratory capacity than infants. which reason best explains this capacity difference?

a. An adult has a larger thorax
b. The adult lung is stretched to fill the thorax
c. The adult can voluntarily expand his or her lungs
d. a & b
e. a & c

A

D. an adult has a larger thorax and the adult lung is stretched to fill the thorax

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5
Q

Which of the following statements best describes what happens during inspiration?

a. The muscles within the lungs contract, causing air to leave them.
b. The muscles within the lungs relax, permitting air to enter the lungs
c. The muscles of inspiration contract, causing the thorax to increase in volume.
d. The muscles of the abdomen relax, allowing expansion of the diaphragm into the
abdominal space
e. Both c & d

A

e. Both c & d

The muscles of inspiration contract, causing the thorax to increase in volume. AND the muscles of the abdomen relax, allowing expansion of the diaphragm into the abdominal space

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6
Q

Respiratory pressure is measured using which of the following?

a. Goniometer
b. Spirometer
c. Calorimeter
d. Manometer

A

D. Manometer

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7
Q

The rate of flow of respiration is measured using which of the following?

a. Spirometer
b. Manometer
c. ECG monitor
d. Volt meter

A

A. Spirometer

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8
Q

Which of the following refers to the process of moving air through the respiratory system?

a. Respiration
b. Velarization
c. Ventilation
d. Nasalization

A

C. Ventilation

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9
Q

What characteristic of cartilage makes it appropriate and beneficial for use in the
respiratory passageway?

a. Cartilage is highly elastic.
b. Cartilage is easily transformed to bone.
c. Cartilage resists distension.
d. a & c
e. b & c

A

A. Cartilage is highly elastic

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10
Q

Approximately how many cubic centimeters of air is exchanged during quiet tidal respiration, on average?

a. 250 cc
b. 525 cc
c. 750 cc
d. 1000 cc

A

b. 525 cc

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11
Q

By what age do the lungs have their full complement of alveoli?

a. 8 years
b. 2 years
c. 16 years
d. 20 years

A

a. 8 years

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12
Q

What best describes the rate of respiration for an adult?

a. 40 – 70 breaths per minute
b. 40 – 50 breaths per minute
c. 70 – 90 breaths per minute
d. 12 - 18 breaths per minute

A

d. 12-18 breaths per minute

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13
Q

Which of the following best describes the difference between volumes and
capacities?

a. Capacities refer to combinations of volumes that express physiological limits.
b. Volumes are discrete, whereas capacities represent functional combination of volumes.
c. Both a & b
d. None of the above

A

C. Both a & b
Capacities refer to combinations of volumes that express physiological limits & volumes are discrete, whereas capacities represent functional combination of volumes

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14
Q

The amount of air we breathe during a respiratory cycle is referred to as _______

A

tidal volume

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15
Q

A single cycle of quiet tidal volume will involve approximately
__________________ cc of air for the average adult male.

A

600 cc

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16
Q

_____________________ is that volume that can be inhaled after a tidal
inspiration.

A

Inspiratory reserve volume

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17
Q

The volume of air that can be exhaled following tidal expiration is termed
_________________________.

A

Expiratory reserve volume

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18
Q

The volume of air remaining in the lungs following complete expiration is termed
_________________________

A

Residual volume

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19
Q

________________ Capacity is the combination of Inspiratory Reserve Volume, Expiratory Reserve Volume, and Tidal Volume.

A

Vital

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20
Q

________ is the combination of Inspiratory Reserve Volume and Expiratory Reserve Volume.

A

Functional Residual Capacity

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21
Q

____ Capacity is the total of Inspiratory Reserve Volume, Expiratory Reserve Volume, Tidal Volume and Residual Volume.

A

Total lung

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22
Q

Atmospheric pressure is approximately __________ mm Hg

A

760

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23
Q

The pressure that can be measured within the mouth is called
__________ pressure

A

intraoral or mouth

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24
Q

_______________ pressure, intraoral pressure, and alveolar pressure are
equivalent if the vocal folds are open.

A

Subglottal

25
Q

_______________ pressure is another term for pulmonic pressure.

A

Alveolar

26
Q

_____________ pressure represents the pressure between the parietal
and visceral pleurae.

A

Intrapleural

27
Q

During quiet inspiration, alveolar pressure is approximately ____________________
cm H20.

A

-2

28
Q

_______ is a term meaning “surface active solution”

A

Surfactant

29
Q

During inspiration, intraoral pressure is _________________________
(negative/positive) relative to atmospheric pressure.

A

Negative

30
Q

Contraction of the abdominal muscles causes a(n) _________________________
(increase/decrease) of alveolar pressure.

A

Increase

31
Q

Contraction of the internal intercostal muscles causes a(n)
_________________________ (increase/decrease) of alveolar pressure.

A

increase

32
Q

Adducting the vocal folds during expiration causes an immediate
_________________________ (increase/decrease) in subglottal pressure.

A

increase

33
Q

The positive side of the Relaxation-Pressure Curve represents the
_________________________ forces of elastic tissue.

A

restoring

34
Q

This is the volume of air that is inspired and expelled in one cycle of quiet breathing.

a. Inspiratory Reserve Volume
b. Expiratory Reserve Volume
c. Resting Tidal Volume
d. Residual Volume
e. Inspiratory Capacity
f. Vital Capacity
g. Expiratory Capacity

A

C. resting tidal volume

35
Q

This is the volume of air that can be inspired after a tidal inspiration.

a. Inspiratory Reserve Volume
b. Expiratory Reserve Volume
c. Resting Tidal Volume
d. Residual Volume
e. Inspiratory Capacity
f. Vital Capacity
g. Expiratory Capacity

A

A. Inspiratory reserve volume

36
Q

This is the air that includes tidal inspiration and Inspiratory Reserve Volume

a. Inspiratory Reserve Volume
b. Expiratory Reserve Volume
c. Resting Tidal Volume
d. Residual Volume
e. Inspiratory Capacity
f. Vital Capacity
g. Expiratory Capacity

A

E. Inspiratory capacity

37
Q

2475 cc for male and female adults averaged

a. Inspiratory Reserve Volume
b. Expiratory Reserve Volume
c. Resting Tidal Volume
d. Residual Volume
e. Inspiratory Capacity
f. Vital Capacity
g. Expiratory Capacity

A

A. inspiratory reserve volume

38
Q

1100 cc for male and female adults averaged

a. Inspiratory Reserve Volume
b. Expiratory Reserve Volume
c. Resting Tidal Volume
d. Residual Volume
e. Inspiratory Capacity
f. Vital Capacity
g. Expiratory Capacity

A

D. Residual volume

39
Q

4000 cc for male and female adults averaged

a. Inspiratory Reserve Volume
b. Expiratory Reserve Volume
c. Resting Tidal Volume
d. Residual Volume
e. Inspiratory Capacity
f. Vital Capacity
g. Expiratory Capacity

A

F. Vital capacity

40
Q

This pressure is equal to intraoral pressure and subglottal pressure if the vocal folds are open.

a. intraoral pressure
b. subglottal pressure
c. atmospheric pressure
d. intrapleural pressure
e. alveolar pressure
f. systolic pressure

A

E. alveolar pressure

41
Q

This pressure is measured in the mouth.

a. intraoral pressure
b. subglottal pressure
c. atmospheric pressure
d. intrapleural pressure
e. alveolar pressure
f. systolic pressure

A

A. intraoral pressure

42
Q

This pressure is the reference pressure for respiratory pressure measurements.

a. intraoral pressure
b. subglottal pressure
c. atmospheric pressure
d. intrapleural pressure
e. alveolar pressure
f. systolic pressure

A

C. atmospheric pressure

43
Q

At relaxation of the muscles of inspiration and expiration, this proportion remains in
the lungs.

a. chest wall recoil
b. lung elasticity
c. 38% of vital capacity
d. 55% of vital capacity
e. 44% of vital capacity

A

C. 38% of vital capacity

44
Q

This component is responsible for relaxation pressures generated below 38% of vital capacity

a. chest wall recoil
b. lung elasticity
c. 38% of vital capacity
d. 55% of vital capacity
e. 44% of vital capacity

A

B. Lung elasticity

45
Q

Proportion of respiratory cycle for speech expiration

a. 3-5 cm H20
b. 7-10 cm H20
c. 2 cm H20
d. 40% of respiratory cycle
e. 60% of respiratory cycle
f. 10% of respiratory cycle
g. 90% of respiratory cycle

A

G. 90% of respiratory cycle

46
Q

Pressure required for quiet conversational speech

a. 3-5 cm H20
b. 7-10 cm H20
c. 2 cm H20
d. 40% of respiratory cycle
e. 60% of respiratory cycle
f. 10% of respiratory cycle
g. 90% of respiratory cycle

A

B. 7-10 cm H20

47
Q

Proportion of respiratory cycle for non-speech inspiration

a. 3-5 cm H20
b. 7-10 cm H20
c. 2 cm H20
d. 40% of respiratory cycle
e. 60% of respiratory cycle
f. 10% of respiratory cycle
g. 90% of respiratory cycle

A

D. 40% of respiratory cycle

48
Q

Minimum pressure required to produce phonation

a. 3-5 cm H20
b. 7-10 cm H20
c. 2 cm H20
d. 40% of respiratory cycle
e. 60% of respiratory cycle
f. 10% of respiratory cycle
g. 90% of respiratory cycle

A

A. 3-5 cm H2O

49
Q

Inadequate oxygenation of blood

a. hyperventilation
b. hypoxia
c. checking action
d. muscles of inspiration
e. muscles of expiration
f. 38% of vital capacity
g. 45% of vital capacity

A

B. Hypoxia

50
Q

Use of musculature to impede the outflow of air in expiration

a. hyperventilation
b. hypoxia
c. checking action
d. muscles of inspiration
e. muscles of expiration
f. 38% of vital capacity
g. 45% of vital capacity

A

C. Checking action

51
Q

This is used to measure respiratory volume.

a. forced
b. manometer
c. spirometer
d. increases
e. passive
f. decreases

A

C. Spirometer

52
Q

This form of expiration does not require muscular contraction.

a. forced
b. manometer
c. spirometer
d. increases
e. passive
f. decreases

A

E. Passive

53
Q

This change occurs to resistance to airflow within the respiratory passageway as a result of turbulence.

a. forced
b. manometer
c. spirometer
d. increases
e. passive
f. decreases

A

D. Increases

54
Q

Compression of this will result in reduction of lung volume

a. abdomen
b. torquing
c. ventilation
d. decreases
e. active
f. expiration
g. passive

A

A. abdomen

55
Q

This type of expiration requires muscular effort

a. abdomen
b. torquing
c. ventilation
d. decreases
e. active
f. expiration
g. passive

A

E. active

56
Q

These make up the exchange unit for respiration

a. thorax
b. abdomen
c. alveoli
d. gravity
e. elasticity
f. torque

A

C. alveoli

57
Q

Effects of this force of respiration changes as posture changes

a. thorax
b. abdomen
c. alveoli
d. gravity
e. elasticity
f. torque

A

D. gravity

58
Q

The combination of Expiratory Reserve Volume and Residual volume

a. Vital Capacity
b. Functional Residual Capacity
c. Total Lung Capacity
d. Inspiratory Capacity

A

B. Functional residual capacity

59
Q

The combination of Inspiratory Reserve Volume, Tidal Volume, and Expiratory Reserve Volume

A

A. Thorax