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Pulmo AnaPhy Flashcards

1
Q

Accessory muscles for expirations, EXCEPT:

a. Abdominals
b. Internal intercostals
c. External intercostals
d. None of the above

A

External intercostals

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2
Q

This describes a pump-handle motion:

A

There is a forward and upward movement of the sternum and upper ribs

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3
Q

Caliper motion acts on:

A

ribs 8-12

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4
Q

The carina is seen on radiographs at the _________ or the fourth thoracic vertebra.

A

4th rib

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5
Q

The amount of air inhaled & exhaled with each breath is known as:

A

Tidal volume

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6
Q

An indentation where the root of the lungs enter:

A

Hilum

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7
Q

Are stretch receptors that are very sensitive to changes in pH, PaCO2 and PaO2:

A

Hering-Breuer reflex

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8
Q

The part of the lower airway where the trachea divides into right main stem & left main stem bronchi:

A

Carina

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9
Q

What cell type are considered flat cells lining the alveoli?

A

Type I alveolar cell

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10
Q

This cartilage serves as trap door which prevents food and water from entering into the trachea:

A

Epiglottis

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11
Q

Which of the following describes the vital capacity (VC)?
I. The sum of the TV, IRV, and ERV
II. Itis measured by a maximum inspiration followed by a maximum expiration
III. Approximately 4500 mL
IV. Decreases with age and is less in the supine position than inan erect posture (sitting or standing)

a. I and III
b. II and IV
c. I, II and III
d. I, II, III and IV

A

d. I, II, III and IV

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12
Q

The upper and lower respiratory tracts, as a unit, serve which of the following functions:

a. Conduct air to and from the alveolar system for gas exchange
b. Assist with humidification and trap small particles to clean the air with the mucosal lining
c. Move mucus upward with the cilia
d. All of the above

A

All of the above

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13
Q

What are the muscles involved for relaxed inspiration?

I. Diaphragm
II. Internal intercostals
III. External intercostals
IV. Upper trapezius

a. I and III
b. II and IV
c. I, II and III
d. I, II, III and IV

A

I and III

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14
Q

The product of breathing frequency and tidal volume (VT) is

A

Ventilation

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15
Q

The airway branch where alveoli first appear is the ___________.

A

Respiratory bronchiole

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16
Q

What is the maximal volume inspired after normal inspiration?

A

Inspiratory reserve volume

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17
Q

The following are causes of respiratory alkalosis:

I. COPD
II. Hyperventilation
III. Respiratory failure
IV. Ventilator

a. I and III
b. II and IV
c. I, II and III
d. I, II, III and IV

A

II and IV

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18
Q

Causes shift to left of O2-Hgb dissociation curve:

a. Increased 2, 3 DPG
b. Increased pH
c. Increased temperature
d. Increased Hydrogen ions e. All of these

A

Increased PH

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19
Q

Is the anatomic gas exchange unit of the lung, made up of the respiratory bronchiole, alveolar duct, alveolar sacs, and the alveoli?

a. Capillaries
b. Air sacs
c. Acinus
d. Conducting zone
e. Alveoli

A

Acinus

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20
Q

How many segments are there in the left lung?

A

8

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21
Q

It is commonly used for emergency intubation?

A

Larynx

MC: Trachea

22
Q

Functional residual capacity minus the residual volume: a

A

ERV

23
Q

Which of the following conditions correlate with the following information?
High pH
High HCO3
High BE Neutral pCO2

A

Metabolic Alkalosis

24
Q

Which of the following shows the correct relationship?

a. VC = IC +ERV - VT
b. RV = (VT + FRC) - ERV
c. FRC = RV + ERV + VT
d. TLC = (FRC - ERV) + VC

A

TLC = (FRC - ERV) + VC

25
Q

The horizontal fissure separates the:

A

Middle and Upper lobes of R lung

26
Q

Which of the following blood gas measurements determines how the patient’s lungs are being ventilated?

a. pH
b. PaCO2
c. PaO2
d. HCO3

A

PaCO2

27
Q

Which of the following conditions shifts the HbO2 dissociation curve to the right?

a. Hypercapnia
b. Hypothermia
c. Alkalemia
d. HbCO 28

A

Hypercapnia

HbCO 28 - 7-9% (smoker)

28
Q

IC + ERV is equal to

A

VC

29
Q

What are the causes of metabolic alkalosis, EXCEPT:

a. Diabetes mellitus
b. None of these
c. Diuretics
d. Antacids e. Vomiting

A

DM

30
Q 
A patient with a 2 L/min nasal cannula has the following ABG results: 
pH    7.51 
PaCO2  27 mm Hg 
PaO2   62 mm Hg 
HCO3   23 mEq/L

These results indicate which of the following conditions?

A

Respi Alka

31
Q

Divisions of the pharynx which serve as passageway of air?
I. Nasopharynx
II. Oropharynx
III. Laryngopharynx

a. I and III
b. I and II
c. II and III
d. I, II and III

A

I, II and III

32
Q

A type of breathing pattern seen in patients with severe metabolic acidosis (diabetic ketoacidosis)?

a. Hypopnea
b. Hyperpnea
c. Kussmaul respiration
d. Biot respiration e. Cheyne-Stokes respiration

A

Kussmaul respiration

33
Q

Signs of complete upper airway obstruction?
I. Inability to talk
II. Increased respiratory difficulty with no air movement
III. Cyanosis
IV. Use of accessory muscles of neck and chest V. Extreme panic

a. I, II, III
b. I, III, IV
c. I, III, IV, V
d. II, III, IV, V
e. I, II, III, IV, V

A

I, II, III, IV, V

34
Q

The following statements describe the respiratory rate, EXCEPT:

a. Is the number of breaths in 1 minute
b. Is measured by counting chest excursion for 1 minute
c. None of these
d. Is increased in hypoxia and hypercarbia and is decreased with central respiratory center depression or depressing hypoxic drive in a COPD patient
e. A normal value is 12/min to 20/min

A

None of these

35
Q

Most probably resting place of large, aspirated objects:

a. Respiratory bronchioles
b. Lobar bronchi
c. Right main bronchus
d. Left main bronchus

A

Right main bronchus

  • cause it’s shorter,wider& vertical
  • pag small aspirated: Lobar bronchi
36
Q

You are examining a patient diagnosed with COPD who suddenly develops dizziness, early tetany, &numbness. What is the likely cause of this?

a. Respiratory acidosis
b. Respiratory alkalosis
c. Panic attack
d. None of the above

A

Respiratory alkalosis

DENTS

37
Q

Air volume remaining in the lungs after maximum expiratory effort:

A

Residual volume

38
Q

A control of respiration located on nucleus parabrachialis which controls the rate and depth of respiration?

a. Dorsal respiratory group b. Ventral respiratory group c. Pneumotaxic center
d. Apneustic center

A

Pneumotaxic center

  • upper pons(nucleus parabrachialis)
39
Q

When you inhale, the diaphragm:

a. Relaxes and moves inferiorly
b. Relaxes and moves superiorly
c. Contracts and moves superiorly
d. Contracts and moves inferiorly

A

Contracts and moves inferiorly

40
Q 
Stimulates peripheral chemoreceptors: 
I. Acidosis 
II. High PaCO2  
III. Low PaO2 
IV. Alkalosis

a. I and III
b. II and IV
c. I, II and III
d. I, II, III and IV

A

I, II and III

41
Q

The tracheobronchial tree comprises of how many generations?

a. 23 c. 10
b. 20 d. 32

A

23

42
Q

Which of the following prevents the aspiration of foods and liquids?

a. Epiglottis
b. Cricoid cartilage
c. Arytenoid cartilages
d. Thyroid cartilages

A

epiglottis

43
Q

Which of the following are accessory muscles of respiration?

I. Trapezius muscles
II. Internal abdominis obliquus muscles
III. Scalene muscles
IV. Transversus abdominis muscles

a. I and III
b. II and IV
c. I, II and III
d. I, II, III and IV

A

I and III

44
Q

The lung segment called the superior lingula is found in the:

a. Left lung, lower division of the upper lobe
b. Right lung, lower lobe
c. Left lung, upper division of the upper lobe
d. Right lung, upper lobe

A

Left lung, lower division

45
Q

What is the normal FEV1/FVC ratio?

a. < 0.8
b. 0.8
c. >0.8

A

0.8

46
Q

What is the membrane that covers the thoracic wall?

a. Parietal pleura
b. Intrapleural space
c. Visceral pleura
d. None of these

A

Parietal pleura

47
Q

The canals of Lambert are found in the:

a. Trachea
b. Terminal bronchioles
c. Alveoli
d. Main stem bronchi

A

Terminal bronchioles

48
Q

The Eustachian tubes are found in the:

a. Nasopharynx
b. Oropharynx
c. Laryngopharynx
d. Oral cavity

A

Nasopharynx

49
Q

Respiration can be best described by:

a. Gas exchange in the lungs
b. Gas exchange secondary to pressure differences
c. Transfer of gases between body cells & the environment
d. Ventilation of the lungs

A

Transfer of gases between body cells & the environment

50
Q

Helium dilution, nitrogen washout and body plethysmography are considered as:

A. Direct spirometry
B. Indirect spirometry
C. Both
D. Neither

A

Indirect spirometry

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