Bio 235 Final Exam - Athabasca Questions with
100% Correct Answers
Play your way to mastery with fun games
Match Blocks Charms NEW
Terms in this set (222)
Venous blood returning from A. Right atrium, right ventricle, pulmonary artery,
systemic circulation first enters the ___, CO2, O2, pulmonary veins
proceeds to the ____, loses ___and
gains ____ in the lungs, and then
returns to the heart via the ____.
a) right atrium, right ventricle,
pulmonary artery, CO2, O2,
pulmonary veins.
b) Left atrium, left ventricle,
pulmonary artery, CO2, O2, aorta
c)Right atrium, right ventricle,
pulmonary artery, O2, CO2,
pulmonary veins
d) Left atrium, right ventricle,
pulmonary veins, O2, CO2, aorta
,The upper respiratory tract differs B. Air is taken in through the upper respiratory tract,
from the lower respiratory tract in and CO2/O2 are exchanged in the lower respiratory
what way? tract
A) air is taken in through the lower
respiratory tract, and CO2/O2 are
exchanged in the upper respiratory
tract
b) air is taken in through the upper
respiratory tract, and CO2/O2 are
exchanged in the lower respiratory
tract
c) CO2 is removed from circulation in
the upper respiratory tract
d) O2 is removed from circulation in
the lower respiratory tract
Smooth muscle surrounds which C. terminal bronchioles
structure of the lower respiratory
tract?
a) Alveoli
b) Alveolar capillaries
c) Terminal bronchioles
d) Trachea
,In the alveolus, ____squamous d) type 1; gas exchange; type 2: surfactant secretion
epithelial cells are responsible for ___,
while ___cells are responsible for ____.
a) Type 1; surfactant secretion; Type 2,
gas exchange
b) type 1; debris removal; type 2;
surfactant secretion
c) type 3; debris removal; type 1; gas
exchange
d) type 1; gas exchange; type 2:
surfactant secretion
There is no net air flow into or out of a) P alveolus = P atmosphere
the lungs when
a) P alveolus = P atmostpher
b) P alveolus< P atmostphere
c) P pleural wall > P atmostphere
d) P atmosphere< P pleural wall
What keeps the lungs from collapsing b) trans pulmonary negative pressure caused by
negative pressure from pleural cavity
Check the
Identify the correct sequence of c) diaphragm & inspiratory intercostals contract,
events for inspiration lungs expand, air flows into alveoli
a) diaphragm & inspiratory
intercostals relax, lungs expand, air
flows into alveoli
b) diaphragm & inspiratory
intercostals contract; lungs expand,
air flows out of the alveoli
c) diaphragm & inspiratory
intercostals contract, lungs expand,
air flows into alveoli
d)diaphragm & expiratory intercostals
relax, lungs contract, air flows out of
alveoli
, the main determiners of lung a) lung tissue thickness, surface tension of fluid on
compliance are the inner lung surface
a) lung tissue thickness, surface
tension of fluid on the inner lung
surface
b) lung tissue perforations, surface
tension of fluid on the inner lung
surface
c) lung tissue surface area, surface
tension of fluid on the inner lung
surface
d) lung tissue thickness, surface
tension of fluid on the outer lung
surface
lung compliance is defined as d) none of the above
a) lung volume/ transpulmonary
pressure
b) transpulmonary pressure/ lung
volume
c) transthoracic pressure/
atmospheric pressure
d) none of the above
trained athletes tend to have a) increased lung compliance
a) increased lung compliance
b) normal lung compliance
c) decreased lung compliance
d) asthma
100% Correct Answers
Play your way to mastery with fun games
Match Blocks Charms NEW
Terms in this set (222)
Venous blood returning from A. Right atrium, right ventricle, pulmonary artery,
systemic circulation first enters the ___, CO2, O2, pulmonary veins
proceeds to the ____, loses ___and
gains ____ in the lungs, and then
returns to the heart via the ____.
a) right atrium, right ventricle,
pulmonary artery, CO2, O2,
pulmonary veins.
b) Left atrium, left ventricle,
pulmonary artery, CO2, O2, aorta
c)Right atrium, right ventricle,
pulmonary artery, O2, CO2,
pulmonary veins
d) Left atrium, right ventricle,
pulmonary veins, O2, CO2, aorta
,The upper respiratory tract differs B. Air is taken in through the upper respiratory tract,
from the lower respiratory tract in and CO2/O2 are exchanged in the lower respiratory
what way? tract
A) air is taken in through the lower
respiratory tract, and CO2/O2 are
exchanged in the upper respiratory
tract
b) air is taken in through the upper
respiratory tract, and CO2/O2 are
exchanged in the lower respiratory
tract
c) CO2 is removed from circulation in
the upper respiratory tract
d) O2 is removed from circulation in
the lower respiratory tract
Smooth muscle surrounds which C. terminal bronchioles
structure of the lower respiratory
tract?
a) Alveoli
b) Alveolar capillaries
c) Terminal bronchioles
d) Trachea
,In the alveolus, ____squamous d) type 1; gas exchange; type 2: surfactant secretion
epithelial cells are responsible for ___,
while ___cells are responsible for ____.
a) Type 1; surfactant secretion; Type 2,
gas exchange
b) type 1; debris removal; type 2;
surfactant secretion
c) type 3; debris removal; type 1; gas
exchange
d) type 1; gas exchange; type 2:
surfactant secretion
There is no net air flow into or out of a) P alveolus = P atmosphere
the lungs when
a) P alveolus = P atmostpher
b) P alveolus< P atmostphere
c) P pleural wall > P atmostphere
d) P atmosphere< P pleural wall
What keeps the lungs from collapsing b) trans pulmonary negative pressure caused by
negative pressure from pleural cavity
Check the
Identify the correct sequence of c) diaphragm & inspiratory intercostals contract,
events for inspiration lungs expand, air flows into alveoli
a) diaphragm & inspiratory
intercostals relax, lungs expand, air
flows into alveoli
b) diaphragm & inspiratory
intercostals contract; lungs expand,
air flows out of the alveoli
c) diaphragm & inspiratory
intercostals contract, lungs expand,
air flows into alveoli
d)diaphragm & expiratory intercostals
relax, lungs contract, air flows out of
alveoli
, the main determiners of lung a) lung tissue thickness, surface tension of fluid on
compliance are the inner lung surface
a) lung tissue thickness, surface
tension of fluid on the inner lung
surface
b) lung tissue perforations, surface
tension of fluid on the inner lung
surface
c) lung tissue surface area, surface
tension of fluid on the inner lung
surface
d) lung tissue thickness, surface
tension of fluid on the outer lung
surface
lung compliance is defined as d) none of the above
a) lung volume/ transpulmonary
pressure
b) transpulmonary pressure/ lung
volume
c) transthoracic pressure/
atmospheric pressure
d) none of the above
trained athletes tend to have a) increased lung compliance
a) increased lung compliance
b) normal lung compliance
c) decreased lung compliance
d) asthma
