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Flashcards in BIO - respiratory Deck (11)
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1

respiratory system hels expel abdominal contents during defecation and childbirth

valsalva maneuver

2

loudness of a person's voice depends on -- with which air rushes across the vocal folds

force

3

-- division of the autonomic nervous system controls the vasoconstriction of arterioles in response to temp changes

sympathetic

4

type I cells form the -- of the alveolar wall

structure

5

type II cells secrete --

surfactant

6

Air moves out of the lungs when the pressure inside the lungs is -- than the pressure in the atmosphere

greater

7

Expiration: recoil of elastic fibers that were stretched during inspiration and the inward pull of -- due to the film of the alveolar fluid

surface tension

8

In a panting animal that breathes in and out rapidly, a large portion of new air comes into contact with the upper regions of the reparatory passages in order to decrease heat via

evaporation

9

What maintains the openness (patency) of the trachea?

C-shaped cartilage rings

10

intrapulmonary pressure is the pressure within the --

alveoli

11

surfactant helps to proven the alveoli from collapsing by disrupting the -- of H2O thereby reducing the surface tension of alveolar fluid

cohesiveness