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Human Physiology and Training Principles > Revision questions - respiratory system > Flashcards

Revision questions - respiratory system Flashcards

1
Q
  1. What is respiration? (slide 4)
    1. All processes in the body concerned with supply and utilisation of oxygen
    2. All the processes in the body concerned with the production and removal of carbon dioxide
    3. A and B
    4. None of the above
A

c. A and B

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2
Q
  1. Where is the electron transport chain located? (slide 5)
    1. Mitochondria
    2. Sarcoplasmic reticulum
    3. Nucleus
    4. T tubules
A

a. Mitochondria

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3
Q
  1. Oxidative phosphorylation ultimately produces: (slide 5)
    1. ATP + CO2
    2. ATP + NAD+
    3. CO2 + H20
    4. ATP + H2O + NAD+
A

d. ATP + H2O + NAD+

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4
Q
  1. _i_n produced in the ­ cycle. (slide 6)
    1. Carbon monoxide, Krebs
    2. Carbon dioxide, Acetyl-A
    3. Carboxyllic acid, Krebs
    4. Carbon dioxide, Krebs
A

d. Carbon dioxide, Krebs

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5
Q
  1. External respiration is: (slide 12)
    1. Air moving in and out of the lungs from the outside
    2. The transport of air from alveoli to pulmonary capillaries
    3. Breathing while outside
    4. The transport of oxygen and carbon dioxide in the blood vessels from pulmonary capillaries to the heart
A

a. Air moving in and out of the lungs from the outside

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6
Q
  1. Diffusion is:
    1. Active movement of a substance from an area of low concentration to high concentration
    2. Passive movement of a substance from an area of high concentration to low concentration
    3. Active movement of a substance through a selectively permeable membrane
    4. Passive movement of a substance through a selectively permeable membrane
A

b. Passive movement of a substance from an area of high concentration to low concentration

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7
Q
  1. Which structures are shared between the respiratory and gastrointestinal system? (slide 13)
    1. Nasal cavity + trachea
    2. Oesophagus + larynx
    3. Trachea + oesophagus
    4. Pharynx and Mouth
A

Pharynx and Mouth

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8
Q
  1. What is the stage of respiration between external and internal respiration? (slide 10)
    1. Osmosis
    2. Blood gas transport
    3. Tissue gas exchange
    4. Pulmonary ventilation
A

b. Blood gas transport

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9
Q
  1. The respiratory system includes the following organs (slide 13):
    1. Nose, trachea, oesophagus, lungs,
    2. Nose, mouth, airways, lungs
    3. Mouth, lungs, diaphragm
    4. Nose, mouth, lungs, diaphragm
A

b. Nose, mouth, airways, lungs

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10
Q
  1. In order from outside to inside:
    1. Trachea, Larynx, Bronchus, Bronchiole, Alevoli
    2. Larynx, Trachea, Bronchus, Bronchiole, Alveoli
    3. Larynx, Trachea, Bronchiole, Alveloli, Bronchus
    4. Alveoli, Bronchiole, Bronchus, Trachea, Larynx
A

b. Larynx, Trachea, Bronchus, Bronchiole, Alveoli

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11
Q
  1. The 4 tissue types in the human body are: (slide 14)
    1. fat, muscle, bone
    2. epithelial, cardiac, smooth, peripheral
    3. cardiovascular, muscular, digestive, nervous
    4. epithelial, connective, nervous, muscle
A

d. epithelial, connective, nervous, muscle

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12
Q
  1. The conducting zone: (slide 18)
    1. Get O2 into the blood
    2. Gets O2 into the blood and CO2 out of the blood
    3. Gets air into the lungs
    4. Is the area in the myelin sheath where sodium and potassium ions cross the nerve cell membrane
A

c. Gets air into the lungs

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13
Q
  1. How many alveoli does human lung tissue normally contain: (slide 22)
    1. 8 x 102 alveoli
    2. 8 x 103 alveoli
    3. 8 x 106 alveoli
    4. 8 x 1012 alveoli
A

c. 8 x 106 alveoli

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14
Q
  1. Alveolar and capillary walls are approximately how thick?
    1. 0.5mm
    2. 0.5µm
    3. 0.5cm
    4. 0.5m
A

b. 0.5µm

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15
Q
  1. What is the name of the muscle at the base of the lungs that aids inspiration? (slide 25)
    1. Rectus abdominus
    2. Transverse abdominis
    3. Diaphragm
    4. External intercostals (these are the muscles in the rib cage that aid inspiration)
A

c. Diaphragm

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16
Q
  1. From inside to outside which is the correct order? (slidd 25)
    1. Visceral pleura, intrapleural fluid, parietal pleura
    2. Intrapleural fluid, visceral pleura, parietal pleura
    3. Parietal pleura, intrapleural fluid, visceral pleura
A

a. Visceral pleura, intrapleural fluid, parietal pleura

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17
Q
  1. Whose law describes how air moves into the lungs? (slide 28)
    1. Boyle’s Law?
    2. Hooke’s Law?
    3. Charles’ Law?
    4. Avogadro’s Law?
A

a. Boyle’s Law?

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18
Q
  1. When the diaphragm contracts: (slide 27)
    1. The muscle lowers and air is expelled from the lungs
    2. The muscle rises and air moves into the lungs
    3. The muscle lowers and air moves into the lungs
    4. The muscle rises and air moves out of the lungs
A

c. The muscle lowers and air moves into the lungs

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19
Q
  1. TV (Tidal volume) is: (slide 35)
    1. The total amount of air that can be inspired/expired
    2. The amount of air moved in (or out) of the airways in a single breath
    3. The amount of blood pumped in a single heart beat
    4. The air remaining in the lungs after a full exhalation
A

b. The amount of air moved in (or out) of the airways in a single breath

20
Q
  1. IRV (Inspiratory reserve volume) is: (slide 35)
    1. TLC – TV – FRC
    2. Maximal inspiration at end of tidal volume
    3. Inspiratory capacity – TV
    4. All of the above
A

d. All of the above

21
Q
  1. ERV (Expiratory reserve volume) is: (slidd 35)
    1. Maximum expiration at end of tidal expiration
    2. Air remaining in lungs at end of maximal expiration
    3. TLC – IRV – RV
    4. FRC + RV
A

a. Maximum expiration at end of tidal expiration

22
Q
  1. VC = (slide 35)
    1. TV + IRV + ERV
    2. IRV + ERV
    3. FRC + TV
    4. TLC + RV
A

a. TV + IRV + ERV

23
Q
  1. RV is: (slide 35)
    1. The amount of air we cannot breath out however much we try
    2. Volume in lungs after maximum expiration
    3. FRC – ERV
    4. All of the above
A

d. All of the above

24
Q
  1. What is the ratio between O2 consumed and CO2 produced known as?
    1. Respiratory exchange ratio
    2. Peak flow ratio
    3. Forced expiratory ratio
    4. Ventilation ratio
A

a. Respiratory exchange ratio

25
Q
  1. What is minute volume? (slide 38)
    1. The smallest volume of air we can breathe in
    2. The amount of oxygen inspired in one minute
    3. The total amount of air taken into the lungs in one minute (or expired)
    4. The smallest volume of sound we can hear
A

c. The total amount of air taken into the lungs in one minute (or expired)

26
Q
  1. What is minute volume determined by? (slide 38)
    1. Breathing frequency
    2. Tidal volume
    3. Breathing frequency and tidal volume
    4. Total Lung Capacity and partial pressure of inspired O2
A

c. Breathing frequency and tidal volume

27
Q
  1. Tidal volume is approximately: (slide 39)
    1. 50ml
    2. 500ml
    3. 5000ml
    4. 50000ml
A

b. 500ml

28
Q
  1. The name of the air that fills the nose, mouth, trachea, and other non diffusible conducting portions of the respiratory tract: (slide 18)
    1. Dead space
    2. Live space
    3. Conducting zone
    4. Non conducting space
A

c. Conducting zone

29
Q
  1. Alveolar ventilation is:
    1. The amount of air that participates in gas exchange
    2. Written as VA
    3. Approximately 4.2 L·min-1
    4. All of the above
A

d. All of the above

30
Q
  1. At rest VE = 5 L·min-1, f = 12 min-1 and VD = 0.15L, VA = (slide 37)
    1. 5 – 12*0.15 = 3.2 L·min-1
    2. 5 + 12*0.15 = 6.8 L·min-1
    3. 5 * 12 * 0.15 = 9 L
    4. 0.15*5 + 12 = 12.75 L
A

a. 5 – 12*0.15 = 3.2 L·min-1

31
Q
  1. During heavy exercise: (slide 37)
    1. VE increases
    2. F increases
    3. VD increases
    4. All of the above
A

d. All of the above

32
Q
  1. During maximal exercise minute volume can increase to: (slide 39)
    1. 8 L·min-1
    2. 80 L·min-1
    3. 180 L·min-1
    4. 300 L·min-1
A

c. 180 L·min-1

33
Q
  1. Tidal volume at rest and maximum aerobic exercise are: (slide 38)
    1. 0.3 and 3 L·min-1
    2. 3 and 0.5 L
    3. 0.5 and 3 L
    4. 5 and 15 L·min-1
A

c. 0.5 and 3 L

34
Q
  1. Oxygenated blood is ejected from the heart via the: (slide 41)
    1. Right atrium
    2. Left atrium
    3. Left ventricle
    4. Right Ventricle
A

c. Left ventricle

35
Q
  1. Oxygen in the lungs moves into the blood stream via: (slide 42)
    1. Diffusion into the pulmonary capillaries
    2. Osmosis into the pulmonary veins
    3. Active transport into pulmonary capillaries
    4. Active transport into epithelial tissue
A

a. Diffusion into the pulmonary capillaries

36
Q
  1. CO2 diffuses into the blood in the: (slide 44)
    1. systemic capillaries
    2. capillary bed
    3. capillary buds
    4. systemic veins
A

a. systemic capillaries

37
Q
  1. The majority of oxygen is transported around the body: (slide 46)
    1. Dissolved in blood plasma
    2. Dissolved in water
    3. Attached to haemoglobin
    4. Attached to carboxyhaemoglobin
A

c. Attached to haemoglobin

38
Q
  1. A haemoglobin saturation/dissociation curve shows: (slide 47)
    1. The percentage saturation of Hb at different partial pressures of oxygen
    2. The volume of oxygen attached to haemoglobin at different altitudes
    3. The percentage of formed elements in blood
    4. The percentage of red blood cells in the blood
A

a. The percentage saturation of Hb at different partial pressures of oxygen

39
Q
  1. CO2 is carried in the blood: (slide 51)
    1. Dissolved in plasma
    2. Bound to various proteins
    3. As carbonic acid
    4. All of the above
A

d. All of the above

40
Q
  1. The percentage of nitrogen in inspired and expired air is:
    1. 21 and 21
    2. 21 and 78
    3. 78 and 21
    4. 78 and 78
A

d. 78 and 78

41
Q
  1. The energy rich compound generated as a final product during respiration is:
    1. NADH
    2. FADH
    3. ATP
    4. ADP
A

c. ATP

42
Q
  1. Lowering the diaphragm results in:
    1. Inspiration
    2. Expiration
    3. It is not related to either
    4. Digestion
A

a. Inspiration

43
Q
  1. Which of the following are the states of respiration in the correct order?
    1. gaseous transport, breathing, tissue respiration and cellular respiration
    2. breathing, gaseous transport, tissue respiration and cellular respiration
    3. breathing, gaseous transport, cellular respiration and tissue respiration
    4. breathing, tissue respiration, cellular respiration and gaseous transport
A

b. breathing, gaseous transport, tissue respiration and cellular respiration

44
Q
  1. The instrument used to measure the volume of respired gases is:
    1. Respiroscope
    2. Spirometer
    3. Barometer
    4. Thermometer
A

b. Spirometer

45
Q
  1. Maximum CO2 concentration will be in the:
    1. Inspired air
    2. Expired air
    3. Dead space air
    4. All will be the same (would be true for Nitrogen)
A

b. Expired air

Human Physiology and Training Principles (9 decks)

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