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SURGERY > 2nd ASSESSMENT > Flashcards

2nd ASSESSMENT Flashcards

1
Q

Which of the following cannot be measured using spirometry?

A

Residual volume

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2
Q

The horizontal fissure separates:

A

The right superior lobe from the middle lobe

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3
Q

Functional residual capacity (FRC) =

A

ERV + RV

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4
Q

Which of the following vessels supplies the lungs themselves with oxygen?

A

Bronchial artery

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5
Q

Respiratory epithelium is:

A

Pseudostratified columnar ciliated

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6
Q

Parietal pleura have

A

Squamous mesothelial cells

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7
Q

Which of the following does not belong to the conducting portion of the respiratory system?

A

Alveoli

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8
Q

Which of the following statements about partial pressures of gases is true?
• PO2 in blood is greater than PO2 in tissues; PCO2 in blood is less than PCO2 in tissues
• PO2 in blood is less than PO2 in tissues; PCO2 in blood is less than PCO2 in tissues
• PO2 in blood is greater than PO2 in tissues; PCO2 in blood = PCO2 in tissues
• PO2 in blood is greater than PO2 in tissues; PCO2 is greater than PCO2 in tissues
• PO2 in blood is less than PO2 in tissues; PCO2 in blood is greater than PCO2 in tissues

A

PO2 in blood is greater than PO2 in tissues; PCO2 in blood is less than PCO2 in tissues

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9
Q

The volume of air that can be exhaled after normal exhalation is the:

A

Expiratory reserve volume

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10
Q

The primary stimulus for breathing is concentration of:

A

Carbon dioxide in the blood

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11
Q

The exchange of gases occurs in the:

A

Alveoli

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12
Q

Which of the following describes a correct order of structures in the respiratory passageways?
• Pharynx > trachea > larynx > bronchi > bronchioles
• Larynx > pharynx > trachea > bronchioles > bronchi
• Pharynx > larynx > trachea > bronchi > bronchioles
• Trachea > pharynx > larynx > bronchi > bronchioles

A

Pharynx > larynx > trachea > bronchi > bronchioles

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13
Q

The lingula is found:

A

On the medial aspect of the left lung

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14
Q

The potential space between the visceral and parietal pleura is known as the:

A

Pleural cavity

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15
Q

Oxygen-rich blood is carried through pulmonary arteries from the lungs to the heart.

A

False

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16
Q

The lungs and visceral pleura receive parasympathetic innervation from:

A

Vagus nerve

17
Q

The exchange of gases between blood and cells is called:

A

Internal respiration

18
Q

Pneumocytes that secrete surfactant

A

II

19
Q

The structure which closes off the larynx is the?

A

Epiglottis

20
Q

The oblique fissure

A

Is found in both the right and left lungs, separating the middle and inferior, and superior and inferior lobes respectively

21
Q

Which of the following statements about partial pressures of gases is true?
• PO2 in lung is greater than PO2 in blood; PCO2 in lung = PCO2 in blood
• PO2 in lung is greater than PO2 in blood; PCO2 in lung is less than PCO2 in blood
• PO2 in lung is less than PO2 in blood; PCO2 in lung is less than PCO2 in blood
• PO2 in lung is less than PO2 in blood; PCO2 in lung is greater than PCO2 in blood
• PO2 in lung is greater than PO2 in blood; PCO2 in lung is greater than PCO2 in blood

A

PO2 in lung is greater than PO2 in blood; PCO2 in lung is less than PCO2 in blood

22
Q

Which of the following is not a subdivision of the parietal pleura?

A

Visceral

23
Q

Type I pneumocytes are:

A

Squamous

24
Q

The external intercostals contract during inspiration

A

True

25
Q

Which of the following is the most abundant cell in the alveoli?

A

Type II alveolar cells

26
Q

Most oxygen in the blood is transported?

A

As oxyhemoglobin

27
Q

Gas exchange in the lungs happens by the process of?

A

Diffusion

28
Q

The apex of the lung is covered by:

A

Cervical pleura

29
Q

FRC (Functional Reserve Capacity) is best characterized as:
• The volume of gas present in the lungs when the respiratory muscles are totally relaxed
• The volume of gas present in the lungs after a patient takes a normal tidal volume
• The maximal volume of gas a patient can exhale starting from the normal end-expiratory lung volume
• The volume of gas a patient can inhale from the end-inspiratory point of tidal volume to total lung capacity
• The volume of gas present in the lungs when patient has exhaled as much as she can

A

The volume of gas present in the lungs after a patient takes a normal tidal volume

30
Q

The volume of air in a normal breath is called:

A

Tidal volume

SURGERY (9 decks)

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