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RESPI PHYSIO PART 2

Total questions: 47

Worksheet time: 24mins

Name
Class
Date
1.

determines the quantity of oxygen mass reaching the alveoli per minute (g/min)

a)

Ventilation

b)

Perfussion

c)

Pulmonary shunt

d)

Dead space

2.

expresses the flow of blood in the lungs (l/min).

a)

Ventilation

b)

Perfussion

c)

Pulmonary shunt

d)

Dead space

3.

An area with no ventilation (and thus a V/Q of zero)

a)

Ventilation

b)

Perfussion

c)

Pulmonary shunt

d)

Dead space

4.

An area with no perfusion (and thus a V/Q of infinity)

a)

Ventilation

b)

Perfussion

c)

Pulmonary shunt

d)

Dead space

5.

increased pulmonary ventilation.

a)

Hyperventilation

b)

Hyperpnoea

c)

Tachypnoea

d)

Dyspnoea

e)

Apnoea

6.

increase in the rate and depth of breathing (rapid deep breathing) irrespective of subjective sensation of the patient.

a)

Hyperventilation

b)

Hyperpnoea

c)

Tachypnoea

d)

Dyspnoea

e)

Apnoea

7.

rapid shallow breathing

a)

Hyperventilation

b)

Hyperpnoea

c)

Tachypnoea

d)

Dyspnoea

e)

Apnoea

8.

distressed or difficult breathing.

a)

Hyperventilation

b)

Hyperpnoea

c)

Tachypnoea

d)

Dyspnoea

e)

Apnoea

9.

temporary cessation of breathing

a)

Hyperventilation

b)

Hyperpnoea

c)

Tachypnoea

d)

Dyspnoea

e)

Apnoea

10.

alternative phases of apnoea and hyperventilation.

a)

Periodic breathing

b)

Hypoxia

c)

Cyanosis

d)

Hypercapnia

e)

Asphyxia

11.

deficiency of oxygen at tissue level.

a)

Periodic breathing

b)

Hypoxia

c)

Cyanosis

d)

Hypercapnia

e)

Asphyxia

12.

bluish discoloration of skin and mucous membranes.

a)

Periodic breathing

b)

Hypoxia

c)

Cyanosis

d)

Hypercapnia

e)

Asphyxia

13.

decreased level of CO2 in body fluids.

a)

Periodic breathing

b)

Hypocapnia

c)

Cyanosis

d)

Hypercapnia

e)

Asphyxia

14.

increased level of CO2 in body fluids.

a)

Periodic breathing

b)

Hypocapnia

c)

Cyanosis

d)

Hypercapnia

e)

Asphyxia

15.

suffocation, cessation of breathing. Acute hypercapnoea and hypoxia develop together.

a)

Asphyxia

b)

Hyper & hypocapnia

c)

Cyanosis

d)

Hypoxia

e)

Periodic breathing

16.

Volume of air inspired or expired with each normal breath

a)

Tidal volume

b)

inspiratory reserve volume

c)

expiratory reserve volume

d)

residual volume

17.

Extra volume of air that can be inspired over and above normal tidal volume when the person inspires with full force.

a)

Tidal volume

b)

inspiratory reserve volume

c)

expiratory reserve volume

d)

residual volume

18.

Maximum extra volume of air that can be expired by forceful expiration after the end of a normal tidal expiration.

a)

Tidal volume

b)

inspiratory reserve volume

c)

expiratory reserve volume

d)

residual volume

19.

Volume of air remaining in the lungs after the most forceful expiration.

a)

Tidal volume

b)

inspiratory reserve volume

c)

expiratory reserve volume

d)

residual volume

20.

Vital capacity + Residual

Maximum volume to which the lungs can be expanded with the greatest possible inspiratory effort.

a)

Total lung capacity (TLC)

b)

Inspiratory capacity (IC)

c)

Functional residual capacity (FRC)

d)

Forced vital capacity (FVC)

21.

Tidal volume+ Inspiratory reserve

The amount of air that can be inspired, beginning at the end of normal expiratory level.

a)

Total lung capacity (TLC)

b)

Inspiratory capacity (IC)

c)

Functional residual capacity (FRC)

d)

Forced vital capacity (FVC)

22.

Expiratory reserve volume + Residual

The amount of air that remains in the lungs at the end of normal expiration.

a)

Total lung capacity (TLC)

b)

Inspiratory capacity (IC)

c)

Functional residual capacity (FRC)

d)

Forced vital capacity (FVC)

23.

Inspiratory reserve volume+ Tidal volume +Expiratory reserve volume

The maximum amount of air that can be expired during forceful expiration from the lungs after a maximum inspiration.

a)

Total lung capacity (TLC)

b)

Inspiratory capacity (IC)

c)

Functional residual capacity (FRC)

d)

Forced vital capacity (FVC)

24.

This limit the duration of inspiration and increases respiratory rate

a)

apneustic centre

b)

DRG

c)

Nucleus of tractus solitarius

d)

pneumotaxic centre

e)

VRG

25.

this is mainly activated by increased systemic arterial CO2 (pCO2) to produce respiratory response

a)

carotid bodies by increase CO2

b)

carotid bodies increase [H+]

c)

chemosensitive area of the medulla by increase CO2

d)

chemosensitive area of the medulla by increase [H+]

e)

receptors in the by decrease CO2

26.

Kussmaul breathing can be seen in which condition?

a)

ketoacidosis

b)

Hypocapnia

c)

Heart failure

d)

Alkalosis

e)

Hypoxia

27.

Lung function test was done on a patient with bronchial asthma. This is the most likely result to be expected

a)

FEV1/FEV = 40%

b)

FEV1/FEV = 80%

c)

FEV1/FEV = 60%

d)

FEV1/FEV = 100%

28.

Caused by stay at high altitude for a long time

a)

Pulmonary Oedema

b)

Tachypnoea

c)

Seizures

d)

Heartfailure

29.

Predisposing factor for bronchial asthma

a)

Cold weather

b)

Cyanosis abolished

c)

Warm weather

d)

Breathing pure oxygen

30.

This effect stimulates central chemoreceptor by crossing blood brain barrier

a)

Hypercapnia

b)

Hyperpnoea

c)

Tachypnoea

d)

Dyspnoea

e)

Apnoea

31.

A man who is diving under the sea needs to hold his breath. Breath holding is controlled by this.

a)

Voluntary ventilation

b)

Involuntary ventilation

c)

Quiet respiration

d)

internal respiration

32.

This is associated with respiratory center depression

a)

Narcotic overdose

b)

oxygen poisoning

c)

Decompression sickness

d)

Acclimatization

33.

This releases dopamine that initiate afferent neurons impulses through glassopharyngeal and vagus nerve.

a)

Glomus type 1

b)

Supportive type 2

c)

Clara cell

d)

Basal cell

34.

Serum IgE usually raised in this patient affected with this disease

a)

Bronchial asthma

b)

Bronchiectasis

c)

Emphysema

d)

Chronic bronchitis

35.

When pneumotaxic centre is damage in experimental animal . It causes slow and deep breathing

a)

apneustic center

b)

medulla oblongata

c)

Pre-Botzinger complex

d)

Dorsal respiratory group of neurons

e)

Ventral respiratory group of neurons

36.

This is the volume of air present in the conducting zone of bronchial tree.

a)

Anatomical dead space

b)

Physiological dead space

c)

Alveolar dead space

d)

Tidal volume

e)

Residual volume

37.

The arterial PO2 is normal in this condition.

a)

Ventilation perfusion imbalance

b)

Circulatory failure

c)

Depression of respiratory centre

d)

Airway obstruction

e)

Gas exchange failure

38.

This mainly contributes to the paraesthesia associated with hyperventilation

a)

Low carbon dioxide

b)

Increased blood pH level

c)

Cerebral vasoconstriction

d)

Decreased ionized blood calcium

e)

Blood vessel constriction

39.

This is the manifestation of chronic oxygen poisoning on exposure to high barometric pressure.

a)

Pulmonary congestion

b)

Reduction of neuronal excitability

c)

Disturbances of vision

d)

Irritability

e)

Muscle twitching

40.

This is the functional residual capacity of an asthmatic patient whose vital capacity, inspiratory capacity and residual volume measured as 3.5 L, 3 L and 2 L respectively.

a)

6.5 L

b)

5 L

c)

2.5 L

d)

5.5 L

e)

4.5 L

41.

This is approximately the O2 carrying capacity of blood when the haemoglobin in the blood is 10 grams per deciliter.

a)

10 milliliters per deciliter

b)

15 milliliters per deciliter

c)

20 milliliters per deciliter

d)

18 milliliters per deciliter

e)

13 milliliters per deciliter

42.

This is the effect of hypercapnia.

a)

Paraesthesias

b)

Peripheral vasodilatation

c)

Respiratory alkalosis

d)

Dizziness

e)

Light-headedness

43.

This type of flow occurs at higher velocities through an airway like trachea.

a)

Transitional

b)

Laminar

c)

Streamline

d)

Turbulent

e)

Resistance

44.

The stimulation of this results in slow and deep inspiration due to the lesion of the pneumotaxic respiratory center in experimental animals.

a)

Pre-Botzinger complex

b)

Dorsal respiratory group of neurons

c)

Apneustic centre

d)

Cerebral cortex

e)

Ventral respiratory group of neurons

45.

This is true regarding physiological dead space

a)

Determined by the geometry of the branching airway

b)

Not important in the perinatal period

c)

Smaller than the anatomic dead space

d)

Increased in lung disease

e)

Measured using the arterial PO2

46.

During voluntary respiration, this sends signals directly to the respiratory spinal motor neurons bypassing the respiratory centres.

a)

Pre-Botzinger complex

b)

Dorsal respiratory group of neurons

c)

Apneustic centre

d)

Cerebral cortex

e)

Ventral respiratory group of neurons

47.

Hypoxia and hypercapnia occur together in this condition.

a)

Chronic obstructive pulmonary disease

b)

Mountain sickness

c)

Poisoning of cellular oxidative enzymes

d)

Carbon monoxide poisoning

e)

Anaemia

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