Chapter 23 Flashcards

1
Q

The right lung has _____ lobar bronchi…

A

3

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2
Q

THIS IS A COMPLETE RING OF HYALINE CARTILAGE THAT FORMS THE INFERIOR WALL OF THE LARYNX.

A

Cricoid

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3
Q

The layer of the pluera in direct contact with the lung is called the_______…?

A

Visceral pluera

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4
Q

THESE ARE THE INFERIOR FOLDS WITHIN THE LARYNX THAT VIBRATE TO PRODUCE SOUND (PHONATION)

A

Vocal folds

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5
Q

Each lobe of a lung receives air from….?

A

Secondary bronchi

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6
Q

OXYGEN ENTERS THE BLOODSTREAM AND CARBON DIOXIDE EXITS THE BLOODSTREAM PRIMARILY AT ….?

A

ALVEOLI AND PULMONARY CAPILLARIES

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7
Q

THE _______ CARTILAGE IS THE ONLY CARTILAGE THAT COMPLETELY SURROUNDS THE RESPIRATORY TRACT

A

Cricoid

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8
Q

DURING INHALATION AIR IN THE LOBAR BRONCHI MOVES INTO THE…?

A

SEGMENTAL BRONCHI

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9
Q

_______BRING OXYGENATED BLOOD AWAY FROM PULMONARY CAPILLARIES

A

PULMONARY VENULES

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10
Q

THESE CELLS SECRETE ALVEOLAR FLUID CONTAINING SURFACTANT, WHICH KEEPS THE SURFACE MOIST AND LOWERS SURFACE TENSION.

A

Type 2 alveolar cells

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11
Q

Which of the following is a region of the respiratory zone?

A

Alveolar duct

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12
Q

Nasal conchae are…?

A

-PROJECTIONS WITHIN THE NASAL CAVITY THAT INCREASE THE SURFACE AREA FOR CONDITIONING OF THE AIR THAT ENTERS

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13
Q

Which of the following is a region of the conduction zone ?

A

Trachea

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14
Q

THESE ARE THE SUPERIOR FOLDS WITHIN THE LARYNX THAT FUNCTION IN HOLDING THE BREATH AGAINST PRESSURE IN THE THORACIC CAVITY

A

-VESTIBULAR FOLDS

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15
Q

The opening to the Eustachian tube is located within the

A

Nasopharynx

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16
Q

Photo

A

Photo

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17
Q

Photo

A

Photo

18
Q

Photo

A

Photo

19
Q

Airway zones picture

A

Photo

20
Q

Photo

A

Photo

21
Q

Most carbon dioxide is transported by___________?

A

Bicarbonate

22
Q

Which muscle contracts during forced exhalation ?

A

Internal intercostal

23
Q

Internal respiration is…..?

A

THE EXCHANGE OF OXYGEN AND CARBON DIOXIDE BETWEEN SYSTEMIC CAPILLARIES AND TISSUE CELLS

24
Q

As blood carbon dioxide levels decline, respiratory rate____________?

A

Decreases

25
Q

External respiration is….?

A

THE EXCHANGE OF OXYGEN AND CARBON DIOXIDE BETWEEN ALVEOLI AND PULMONARY CAPILLARIES .

26
Q

IF THE BODY INCREASES AEROBIC CELLULAR RESPIRATION WITHOUT AN INCREASE IN VENTILATION……

A

-BLOOD WILL BECOME ACIDIC

27
Q

WHEN ALVEOLAR (INTRAPULMONARY) PRESSURE IS EQUAL TO ATMOSPHERIC PRESSURE_______________…..

A

-THERE IS NO AIR FLOW

28
Q

Which of the following does not occur during forced exhalation???

A

External intercostals contract

29
Q

For proper ventilation, there should be surface tension within the __________, but little surface tension in the ___________….

A
  • Plueral cavity ; alveoli
30
Q

Intraplueral pressure must be above alveolar pressure… T/F?

A

False

31
Q

The amount of air moving in and out during forced breathing is called…?

A

Vital capacity

32
Q

The amount of air remaining in the lungs after forced exhalation occurs is called….?

A

Residual volume

33
Q

What is the exchange of air between the atmosphere and the lungs…?

A

Pulmonary ventilation

34
Q

THIS NERVE TRANSMITS SENSORY INPUT (BLOOD CHEMISTRY ) FROM THE CAROTID ARTERY TO THE RESPIRATORY CONTROL CENTER

A

GLOSSOPHARYNGEAL NERVE

35
Q

This nerve transmits motor output the the diaphragm…

A

Phrenic nerve

36
Q

The exchange of oxygen and carbon dioxide during external and internal respiration is accomplished by___________?

A

Simple diffusion

37
Q

As PH decreases, the affinity of hemoglobin for oxygen ___________.

A

Decreases

38
Q

During external(pulmonary) respiration carbon dioxide moves from ____________ to _____________.

A

Pulmonary capillaries ; alveolar air

39
Q

Carbonic acid increases the PH of tissue.

TRUE OR FALSE?

A

False

40
Q

Conscious hyperventilation or hyperventilation due to fear, panic, or stress may cause ___________.

A

-Alkalosis of blood