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Which one is correct about pulmonary pressure

A、negative during the whole precess of breathing.

B、pulmonary pressure = atmosphere pressure - pulmonary elastic force

C、prevent venous return

D、the change of pulmonary pressure is the driving force for the pulmonaty ventilation.

E、might be negative during respiration.

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第1题

Which one is correct about pulmonary pressure

A、the change of pulmonary pressure is the driving force for the pulmonaty ventilation.

B、might be negative during respiration.

C、negative during the whole precess of breathing.

D、pulmonary pressure = atmosphere pressure - pulmonary elastic force

E、prevent venous return

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第2题

Which of the following description about pulmonary tuberculosis is incorrect?

A、It has a positive association with silicosis.

B、It is a common cause of death in AIDS.

C、It is most commonly due to Mycobtaterium avium intracellulare.

D、It is characterized histologically by granulomas.

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第3题

Which one about the (minute) pulmonary ventilation is right

A、the total amount of new air moved into the respiratory passages in a minute.

B、varies with the difference of sex and age.

C、increse during exersice.

D、is equtal to tidal volume times respiratory rate.

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第4题

Which one is correct about the physiological importance of alveolar surfactant?

A、increase the alveolar surface tension.

B、decrease the pulmonary compliance.

C、decrease the resistance during inspiration.

D、increse the eleatic force of lung tissues.

E、increase the formation of interstitial fluid between alveoli and pulmonary mesenchyme.

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第5题

Which one is correct about the physiological importance of alveolar surfactant?

A、decrease the resistance during inspiration.

B、increase the alveolar surface tension.

C、decrease the pulmonary compliance.

D、increse the eleatic force of lung tissues.

E、increase the formation of interstitial fluid between alveoli and pulmonary mesenchyme.

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第6题

The correct description about pulmonary gas exchange include

A、the gas diffusion rate is reversely proportional to the thickness of respiratory membrane.

B、the gas diffusion rate is proportional to the surface area of respiratory membrane.

C、increse of V/Q facilitate the gas exchange.

D、decrese of V/Q is not benefical to the gas exchange.

E、diffusion rate is proportional to the gas solubility.

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第7题

The correct description about pulmonary gas exchange include

A、the gas diffusion rate is reversely proportional to the thickness of respiratory membrane.

B、the gas diffusion rate is proportional to the surface area of respiratory membrane.

C、decrese of V/Q is not benefical to the gas exchange.

D、diffusion rate is proportional to the gas solubility.

E、increse of V/Q facilitate the gas exchange.

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第8题

肺牵张反射(pulmonary stretch reflex)
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第9题

Which type has the worst prognosis among secondary pulmonary tuberculosis?

A、Tuberculoma

B、Infiltrative pulmonary tuberculosis

C、Chronic fibrotic cavitary tuberculosis

D、Caseous pneumonia

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第10题

The driving froce for the pulmonary gas change is

A、respiratory movement

B、pressure difference across the respiratory membrane

C、pressure difference between alveoli and atmosphere.

D、difference between pulmonary pressure and pleural pressure

E、difference between pulmonary pressure and atmosphere.

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