10.06.2015 Views

Test 5 – Respiratory System - Next2Eden

Test 5 – Respiratory System - Next2Eden

Test 5 – Respiratory System - Next2Eden

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

30) The amount of air that can be inspired above the tidal volume is called ________. 30)<br />

_________<br />

A. expiratory reserve<br />

B. reserve air<br />

C. vital capacity<br />

D. inspiratory reserve<br />

31) Which statement about CO 2<br />

is incorrect? 31) __________<br />

A. CO2 concentrations are greater in venous blood than arterial blood.<br />

B. CO2 accumulation in the blood is associated with a decrease in pH.<br />

C. CO2 concentration in the blood is decreased by hyperventilation.<br />

D. CO2 dissolved in plasma is the most abundant storage site for this gas in blood.<br />

32) Oxygen and carbon dioxide are exchanged in the lungs and through all cell membranes by<br />

________. 32) ___________<br />

A. filtration<br />

B. diffusion<br />

C. osmosis<br />

D. passive transport<br />

33) The auditory tube (Eustachian tube) drains into the __________. 33) ___________<br />

A. nasopharynx<br />

B. oropharynx<br />

C. laryngopharynx<br />

D. Nasal conchae<br />

34) This structure prevents food from entering the airway. 34) ___________<br />

A. Vestibular fold<br />

B. Urula<br />

C. Laryngopharynx<br />

D. Epiglottis<br />

35) Which respiratory-associated muscles would relax/contract if you were to inhale? 35)<br />

_____________<br />

A. diaphragm contracts, external intercostals would contract<br />

B. diaphragm contracts, internal intercostals would relax<br />

C. internal intercostals would contract and the abdominal muscles would relax<br />

D. external intercostals would contract and diaphragm would relax<br />

6

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!