Quiz
Quiz: Respiratory System
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Fragen in diesem Quiz (37)
1Increasing carbondioxide content of blood results in
- Aincreased H+
- Bdecreased pH
- Cincreased pH
2A drop in the body’s production of carbonic anhydrase would:
- Ahinder the formation of carbonic acid.
- Bhinder the formation of oxyhemoglobin.
- Chinder the formation of carbaminohemoglobin.
- Ddo all of the above.
3Partial pressure of oxygen is [blank_start]higher[blank_end] in alveolar air than in venous blood
- Ahigher
- Blower
4Internal respiration
- Aalso known as systemic gas exchange
- Boccurs between blood and body cells
- CO2 moves from blood into cells, CO2 moves from cells into blood
- Dall of the above
5External respiration is also known as
- Asystemic gas exchange
- Bpulmonary gas exchange
- Caerobic respiration
- Dall of the above
6Each hemoglobin molecule can carry this many oxygen molecules.
- AFour
- BEight
- CTwo
- DSix
7If the tidal volume were 600 ml, the alveolar ventilation would be about:
- A550 ml
- B400 ml
- C300 ml
- D250 ml
8Carbon dioxide is carried in three forms in the blood. Ranking them from greatest to least amount carried, the sequence would be
- Adissolved in the plasma, carbaminohemoglobin, and bicarbonate ion
- Bcarbaminohemoglobin, bicarbonate ion, and dissolved in plasma
- Cbicarbonate ion, dissolved in plasma, and carbaminohemoglobin
- Dbicarbonate ion, carbaminohemoglobin, and dissolved in plasma
9The largest of the paranasal sinuses is the
- Amaxillary
- Bfrontal
- Cethmoid
- Dsphenoid
10The structure known as the “Adam’s apple” located in the neck is the
- Aepiglottis
- Bcricoid cartilage
- Cglottis
- Dthyroid cartilage
11The structures that deflect air as it passes through the nose are called
- Achoanae
- Bparanasal sinuses
- Cconchae
- Dvibrissae
12This part of the respiratory system does not function as an air distributor
- Atrachea
- Bbronchi
- Cbronchioles
- Dalveoli
13Gas exchange, the lungs’ main and vital function, takes place in the
- Abronchioles
- Bsecondary bronchi
- Cprimary bronchi
- Dalveoli
- EAll of the above
14Which of the following is not a part of the nasal septum?
- APerpendicular plate
- BCartilage
- CVomer
- DPalatine process
15When the diaphragm and external intercostals contract?
- Athoracic volume increases
- Bthoracic pressure increases
- Cpulmonary pressure
- Dexpiration occurs
16Which of the following is the last stop for air in the respiratory system?
- ATrachea
- BBronchus
- CAlveolus
- DNose
17Pleural cavity is located between?
- Aparietal and visceral pleura
- Bvisceral pleura and alveolar sac
- Cparietal pleura and pulmonary capillary
- Dall of the above
18Lungs are made up of?
- Abronchi
- Bbronchioles
- Calveolar sacs
- DAll of the above
19Oxyhemoglobin formation is favored during
- Ainternal respiration
- Bsystemic gas exchange
- Cpulmonary gas exchange
- Dnone of the above
20The tendency of the thorax and lungs to return to the pre-inspiration volume is called
- Acompliance
- Belastic recoil
- Cexpiration
- Dventilation
21The small openings in the cribriform plate function to
- Aa. allow air to move between the nostrils
- Bb. allow branches of the olfactory nerve to enter the cranial cavity and reach the brain
- Cc. provide a filtering system for the inspired air
- Dd. Both A and B
22The function of surfactant is to
- Atransport the oxygen from the air to the blood
- Btransport the carbon dioxide from the blood to the air
- Cprevent each alveolus from collapsing as air moves in and out during respiration
- Dtrap foreign particles as they enter the bronchial tree
23The volume of air available for gas exchange per minute is called?
- Avital capacity
- Balveolar vetilation rate
- Cminute respiratory volume
- Dfunctional residual capacity
24In the right lung, the superior and middle lobes are separated by the
- Ahorizontal fissure
- Boblique fissure
- Cbronchopulmonary segments
- Dhilum
25At the level of the hyoid bone
- Athe laryngopharynx becomes the esophagus
- Bthe oropharynx becomes the laryngopharynx
- Cthe nasopharynx becomes the oropharynx
- Dthe nasopharynx becomes the laryngopharynx
26Much of the nasal passage is lined with this mucous membrane
- Astratified columnar epithelium
- Bpseudostratified columnar epithelium
- Csimple squamous epithelium
- Dsimple columnar epithelium
27Which of the following constitutes total lung capacity?
- AResidual volume and vital capacity
- BTidal volume, inspiratory reserve volume, and expiratory reserve volume
- CResidual volume and tidal volume
- DVital capacity and tidal volume
28If the tidal volume of a given individual is 500 ml, then the anatomical dead space is approximately:
- A50 ml.
- B100 ml.
- C150 ml.
- D200 ml.
29In order to inhale we [blank_start]increase[blank_end] the size of our thoracic cavity, which [blank_start]decreases[blank_end] internal pressure.
- Aincrease
- Bdecrease
- Cdecreases
- Dincreases
30Hypoxia may result with an increase in altitude because
- Athere is a relatively fixed number of erythrocytes
- Bthe respiratory rate decreases
- Cthe heart is less efficient in pumping blood
- Datmospheric O2 decreases
31The term used to describe the volume of air moving into or out of the lungs during normal inspiration and expiration is
- Ainspiratory and expiratory reserve volume
- Bvital capacity
- Ctidal volume
- Dresidual volume
32Oxygen is not transported in the blood this way
- AAs oxyhemoglobin
- BCombined with the bicarbonate ion (HCO3 - )
- CDissolved in the plasma
- DAll of the above are used to transport oxygen in the blood.
33Boyle law states that the volume of a gas varies:
- Adirectly with pressure at a constant temperature
- Binversely with pressure at a constant temperature
- Cdirectly with pressure at a constantly changing temperature
- Dinversely with pressure at a constantly changing temperature
34Air movement occurs from area of _____ to area of _____?
- Aa. low pressure, high pressure
- Bb. high pressure, low pressure
- Cc. high concenration, low concentration
- Dd. both b and c
35What percentage of carbon dioxide we generate is converted to bicarbonate ions in the red blood cells ?
- A10%
- B20%
- C70%
- D99%
36What percentage of carbondioxide is transported bound to hemoglobin.
- A7%
- B20%
- C70%
- D97%
37By the time the blood leaves the lung capillaries to return to the heart, what percentage of the blood’s hemoglobin has united with oxygen?
- A55%
- B63%
- C82%
- D99%
Informationen
- Beschreibung
- Lecture: Respiratory System
- Autor
- Alexandra Bozan
- Sprache
- English
- Aufrufe
- 129
- Schlagwörter
- Bewertung
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