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Bio 142 - Summer > Exam 23 Flashcards > Flashcards

Exam 23 Flashcards

1
Q

Boyle’s Law says that increased volume results in:

A

Decreased pressure

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2
Q

What makes up the respiratory epithelium.

A
  • Cilia
  • Goblet cells
  • Pseudostratified columnar epithelium
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3
Q

What is the correct formula for MV

A

RV x TV=MV

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4
Q

What is the correct formula for the Total Lung Capacity

A

IRV + TV + ERV + RV = Total Lung Capacity

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5
Q

What describes the trachea

A
  • Cilia
  • C-Shaped rings of cartilage
  • Goblet cells
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6
Q

Choose all that might apply for an infant born prematurely

A
  • An underproduction of surfactant
  • An inability to inflate the lungs
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7
Q

Choose the unpaired cartilages. May be more than one right answer.

A

Thyroid, cricoid, and epiglottis

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8
Q

Contraction of the external intercostal muscles moves the ribs upward and outward, causing the rib cage to expand, which increase the thoracic cavity. Because of this:

A

Intrapulmonary pressure will decrease

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9
Q

If pathogens or debris make it past the mucous membranes, nasal hair, cilia, and all the other mechanisms meant to trap it, the ________ will attempt to engulf and remove it.

A

Alveolar macrophage

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10
Q

Ingrid is relaxed and practicing yoga. She is concentration on quiet, relaxed breathing. This breathing pattern is referred to as:

A

Eupnea

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11
Q

John broke his ribs in a car accident. It is very painful to breathe, and consequently, he has

A

Decreased thoracic wall compliance

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12
Q

Sympathetic nervous stimulation results in:

A

Bronchodilation

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13
Q

Starting from the outside, trace a molecule of O2 to the alveolus.

A
  1. Nares
  2. Pharnyx
  3. Larynx
  4. Trachea
  5. Bronchi
  6. Terminal bronchioles
  7. Alveoil
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14
Q

The Bohr effect is that lowering the blood pH will cause:

A

Hemoglobin will be saturated at a lower pO2, therefore releasing more oxygen

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15
Q

The SECOND most important muscle in creating mechanical ventilation is the:

A

External intercostals

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16
Q

The _________ is shared by the digestive and respiratory systems.

A

Pharynx

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17
Q

The bones that create turbulence as well as adding warmth and humidity to inhaled air are the ______________ bones.

A

Conchae

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18
Q

The flexible piece of elastic cartilage that folds to block food from entering the trachea is the _____________.

A

Epiglottis

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19
Q

The immunoglobulin found of the respiratory mucosal membranes:

A

IgA

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20
Q

The serous membrane that attached to the surface of the lungs is the:

A

Visceral pleura

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21
Q

The sum of the TV + TRV + ERV is the:

A

Vital capacity

22
Q

The type II alveolar cell secretes __________.

A

Surfactant

23
Q

Which structure contains that highest proportion of cartilage:

A

Trachea

24
Q

Another word for a collapsed lung:

A

Atalectasis

25
Q

Your patient spend quite a bit of time underwater. Choose ALL that would apply:

A
  • Acidosis
  • Hypoxia
  • Hypercapnia
26
Q

The muscle having the greatest effect on respiratory function:

A

Diaphragm

27
Q

Atel-

A

Imperfect

28
Q

Bronch-

A

Windpipe, airway

29
Q

Dia-

A

Through

30
Q

Idi-

A

One’s own

31
Q

Naso-

A

Nose

32
Q

Oro-

A

Mouth

33
Q

Pleur-

A

The side, rib

34
Q

Pneum-

A

Air

35
Q

Pulmo-

A

Lung

36
Q

Re-

A

Back, again

37
Q

Spiro-

A

Breathe

38
Q

-ectasis

A

Expansion

39
Q

-phragm

A

Partition

40
Q

The respiratory epithelium of the conducting airways consists of

A

Pseudostratified ciliated columnar epithelium

41
Q

The term hypercapnia refers to

A

Elevated PCO2-

42
Q

The Hering-Breuer reflex

A

Protects the lungs from damage due to overinflation

43
Q

The glottis is

A

The opening to the larynx

44
Q

The vocal folds are located within the

A

Larynx

45
Q

The actual sites of gas exchange within the lungs are

A

Alveoli

46
Q

When the diaphragm and external intercostal muscles contract

A

the volume of the thorax increases

47
Q

If a patient being tested inhales as deeply as possible and then exhales as much as possible, the volume of air expelled would be the patient’s

A

Vital capcity

48
Q

________________ is the amount of air that you can inhale above the resting tidal volume.

A

Inspiratory reserve volume

49
Q

Most of the oxygen transported by the blood is

A

Bound to hemoglobin

50
Q

The most important chemical regulator of respiration is

A

Carbon dioxide

Bio 142 - Summer (11 decks)

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