Respiratory System Flashcards

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1
Q

the system of the body concerned with gas transport

A

respiratory system

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2
Q

__________: concerned with the movement of gases from the outer environment through the respiratory tubes to the lungs

A

conductive phase

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3
Q

____________: concerned with the exchange of O2 and CO2 between the blood and the air sacs of the lungs

A

gas exchange phase

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4
Q

order that air passes from outer environment to the lungs:

A
nasal cavity/oral cavity
pharynx
larynx
trachea
bronchus
lung
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5
Q

cartilaginous and membranous tube extending from the larynx above, to the point at which it bifurcates into 2 primary bronchi before
called the _________
_____ cm in length
composed of a series of 16 to 20 C-shaped rings of _______ cartilage

A

trachea
windpipe
15
hyaline

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6
Q

the trachea terminates by bifurcating onto 2 ___________

A

primary bronchi

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7
Q

the _______ primary bronchus
it is _________, ________, and straighter
______ cm in length
divides into _____ secondary bronchi

A

right
shorter, wider
2.5
3

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8
Q

3 secondary bronchi will divide into a number of ____________ that will supply ____________
they are separated from each other by ___________ that prevent diffusion of air from 1 segment to another

A

tertiary bronchi, bronchopulmonary segments

connective tissue septa

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9
Q

_____ primary bronchus
smaller in calliber but twice as _______ as the _____
____ cm in length
divides into ______ secondary bronchi

A

left, long, right
5
2

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10
Q

objects falling through the trachea would most likely lodge in the _____ primary bronchus since it is more in line with the trachea

A

right

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11
Q

________ are much smaller and more numerous than bronchi

do not require _______ in their walls to keep them from collapsing on inspiratory movements

A

bronchioles, cartilage

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12
Q

terminal bronchioles in turn divide into _____________
very short tubes composed of ____________ and _________
a few ________ bud off these and are the reason why these bronchioles are termed this
they branch and radiate conelike into _____ to _____ alveolar ducts

A

respiratory bronchioles
smooth muscle, connective tissue
alveoli
2, 11

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13
Q

the _________ are long, thin-walled tubes of connective tissue and smooth muscle
from these arise single _________ and _______ containing 2 or more ______

A

alveolar ducts

alveoli, alveolar sacs, alveoli

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14
Q

at the level of ________, there is no longer any ________ or ________
all that remain is a thin layer of ________ and ________
the most conspicuous feature is the prescence of numerous ______ adjacent to them
the _________ plus the _________ make the respiratory ________

A
alveoli
cartilage, smooth muscle
epithelium, connective tissue
capillaries
alveolar wall, capillary wall, membrane
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15
Q

_____ surface of the lung: the surface adjacent to the thoracic wall

A

costal

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16
Q

______ surface of the lung: the part of the lung adjacent o the upper surface of the diaphragm, this surface is ________

A

diaphragmatic, concave

17
Q

_________ surface of the lung: that part of the lung adjacent to the heart and other thoracic organs
presents a locus, the _______, where all structures that will enter or leave the lung will pass

A

medial, hilus

18
Q

the name that is given collectively to all of the structures that enter or leave the lung at the hills is the ____________
structures forming the root are the
___________: a branch of the pulmonary trunk that will bring _________ blood from the ______ to the ______
_____________: carries _________ blood from the _______ to the ______
_________: branch of the trachea, serves as a passageway for ______

A

root of the lung
pulmonary arteries, deoxygenated, heart, lung
pulmonary veins, oxygenated, lung, heart
primary bronchus, air

19
Q

the right lung has two fissures:
__________ and _________
subdivide the lung into 3 lobes:

A

oblique and horizontal

upper, middle, lower

20
Q

the left lung has one fissure:
_________
subdivides into 2 lobes:

A

oblique

upper and lower