Lecture Exam 3 Respiratory, Digestive,
Nutrition, And Metabolism| Questions
And All Correct Solutions-26
_________________ is the process of gas exchange between the blood
and lungs.
A.) hemipulmonary respiration
B.) cellular respiration
C.) external respiration
D.) internal respiration - Ans--C
________________ is the process of gas exchange between the fluids of
the body and the cells.
A.) internal respiration
B.) external respiration
C.) cellular respiration
D.) edemal respiration - Ans--A
_______________ is a process by which cells produce ATP, producing
water and carbon dioxide as wastes and using oxygen as an electron
acceptor.
A.) external respiration
B.) internal respiration
C.) lactic fermentation
D.) cellular respiration - Ans--D
For a gas, changing the pressure results in a change in volume such that the
product of the pressure and volume is unchanged: P initial V initial = P final V
final. (Thus, if you increase pressure, volume will decrease.) This is known
as ____________________.
A.) Dalton's Law
B.) Vincent's Law
C.) Henry's Law
,D.) Boyle's Law - Ans--D
When the volume of the lungs is increased, the ___________ inside the
lungs will decrease until 'pressure times volume' returns to its original value.
A.) volume
B.) pressure
C.) alveoli
D.) bronchioles - Ans--B
Gas molecule are very far apart, and gas pressure is simple due to the
_____________ and _______________ of gas molecules hitting a surface
at a given instant.
A.) number, pressure
B.) number, velocity
C.) pressure, velocity
D.) turbulance, number - Ans--B
The gas pressure due to a single component of a mixture is the
______________ of that component; the total pressure in the system is the
sum for all components. Example: in an equal mixture of oxygen and
nitrogen, pressure due to each is 1/2 of the total.
A.) partial pressure
B.) internal pressure
C.) external pressure
D.) complete pressure - Ans--A
The fact that the total pressure in a system composed of several gases is
the sum of the pressures due to each individual gas is called
______________________.
A.) Vincent's Law
B.) Henry's Law
C.) Dalton's Law
D.) Boyle's Law - Ans--C
The greater the number of gas particles that are hitting the surface of a
liquid, the greater the _________________.
A.) diffusion of the gas into the liquid
B.) osmosis of the liquid into the gas
,C.) diffusion of a liquid into the gas
D.) osmosis of the gas into the liquid - Ans--A
The greater the number of gas particles that are hitting the surface of a
liquid, the greater the diffusion of the gas into the liquid. This is known as
___________________.
A.) Peter's Law
B.) Dalton's Law
C.) Henry's Law
D.) Boyle's Law - Ans--C
Air (or any gas) will flow from a region of _____________ to a region of
_______________.
A.) low volume, high volume
B.) high volume, low volume
C.) low pressure, high pressure
D.) high pressure, low pressure - Ans--D
Which of the following are NOT three factors that influence the amount of
gas which will dissolve in a liquid?
A.) partial pressure
B.) velocity
C.) temperature
D.) solubility - Ans--B
The greater the difference in partial pressures for a gas across a permeable
boundary, the faster the ______________ across it.
A.) diffusion
B.) osmosis
C.) transfusion
D.) transmission - Ans--A
The greater the surface area of a permeable boundary, the faster the
______________ across it.
A.) osmosis
B.) transfusion
C.) diffusion
D.) transmission - Ans--C
, A droplet of water has far fewer molecules of water in contact with
___________ than either a bubble of water or a flat sheet of water.
A.) dirt
B.) carbon
C.) hydrogen
D.) air - Ans--D
The tendency of a liquid to form droplets which minimize the number of
molecules at the surface is called _____________.
A.) surface tension
B.) surface pressure
C.) accumulation tension
D.) accumulation pressure - Ans--A
The chemical produced by Type II pneumocytes is a surfactant, which is a
chemical that _____________ the _______________ of a liquid.
A.) decreases, surface tension
B.) decreases, volume
C.) increases, surface tension
D.) increases, volume - Ans--A
The lungs of premature babies or other individuals whose Type II
pnemocytes are unable to produce surfactant ______________.
A.) develop slower
B.) develop faster
C.) collapse
D.) it is unknown - Ans--C
The muscles of inspiration are the diaphragm and _______.
A.) internal intercoastals
B.) external intercoastals
C.) abdominal muscles
D.) quadratus lumborum - Ans--B
Contraction of the diaphragm causes it to move _________, resulting in
a(n) ______________ in the size of the thoracic cavity and a(n)
______________ in the pressure within the lungs.
Nutrition, And Metabolism| Questions
And All Correct Solutions-26
_________________ is the process of gas exchange between the blood
and lungs.
A.) hemipulmonary respiration
B.) cellular respiration
C.) external respiration
D.) internal respiration - Ans--C
________________ is the process of gas exchange between the fluids of
the body and the cells.
A.) internal respiration
B.) external respiration
C.) cellular respiration
D.) edemal respiration - Ans--A
_______________ is a process by which cells produce ATP, producing
water and carbon dioxide as wastes and using oxygen as an electron
acceptor.
A.) external respiration
B.) internal respiration
C.) lactic fermentation
D.) cellular respiration - Ans--D
For a gas, changing the pressure results in a change in volume such that the
product of the pressure and volume is unchanged: P initial V initial = P final V
final. (Thus, if you increase pressure, volume will decrease.) This is known
as ____________________.
A.) Dalton's Law
B.) Vincent's Law
C.) Henry's Law
,D.) Boyle's Law - Ans--D
When the volume of the lungs is increased, the ___________ inside the
lungs will decrease until 'pressure times volume' returns to its original value.
A.) volume
B.) pressure
C.) alveoli
D.) bronchioles - Ans--B
Gas molecule are very far apart, and gas pressure is simple due to the
_____________ and _______________ of gas molecules hitting a surface
at a given instant.
A.) number, pressure
B.) number, velocity
C.) pressure, velocity
D.) turbulance, number - Ans--B
The gas pressure due to a single component of a mixture is the
______________ of that component; the total pressure in the system is the
sum for all components. Example: in an equal mixture of oxygen and
nitrogen, pressure due to each is 1/2 of the total.
A.) partial pressure
B.) internal pressure
C.) external pressure
D.) complete pressure - Ans--A
The fact that the total pressure in a system composed of several gases is
the sum of the pressures due to each individual gas is called
______________________.
A.) Vincent's Law
B.) Henry's Law
C.) Dalton's Law
D.) Boyle's Law - Ans--C
The greater the number of gas particles that are hitting the surface of a
liquid, the greater the _________________.
A.) diffusion of the gas into the liquid
B.) osmosis of the liquid into the gas
,C.) diffusion of a liquid into the gas
D.) osmosis of the gas into the liquid - Ans--A
The greater the number of gas particles that are hitting the surface of a
liquid, the greater the diffusion of the gas into the liquid. This is known as
___________________.
A.) Peter's Law
B.) Dalton's Law
C.) Henry's Law
D.) Boyle's Law - Ans--C
Air (or any gas) will flow from a region of _____________ to a region of
_______________.
A.) low volume, high volume
B.) high volume, low volume
C.) low pressure, high pressure
D.) high pressure, low pressure - Ans--D
Which of the following are NOT three factors that influence the amount of
gas which will dissolve in a liquid?
A.) partial pressure
B.) velocity
C.) temperature
D.) solubility - Ans--B
The greater the difference in partial pressures for a gas across a permeable
boundary, the faster the ______________ across it.
A.) diffusion
B.) osmosis
C.) transfusion
D.) transmission - Ans--A
The greater the surface area of a permeable boundary, the faster the
______________ across it.
A.) osmosis
B.) transfusion
C.) diffusion
D.) transmission - Ans--C
, A droplet of water has far fewer molecules of water in contact with
___________ than either a bubble of water or a flat sheet of water.
A.) dirt
B.) carbon
C.) hydrogen
D.) air - Ans--D
The tendency of a liquid to form droplets which minimize the number of
molecules at the surface is called _____________.
A.) surface tension
B.) surface pressure
C.) accumulation tension
D.) accumulation pressure - Ans--A
The chemical produced by Type II pneumocytes is a surfactant, which is a
chemical that _____________ the _______________ of a liquid.
A.) decreases, surface tension
B.) decreases, volume
C.) increases, surface tension
D.) increases, volume - Ans--A
The lungs of premature babies or other individuals whose Type II
pnemocytes are unable to produce surfactant ______________.
A.) develop slower
B.) develop faster
C.) collapse
D.) it is unknown - Ans--C
The muscles of inspiration are the diaphragm and _______.
A.) internal intercoastals
B.) external intercoastals
C.) abdominal muscles
D.) quadratus lumborum - Ans--B
Contraction of the diaphragm causes it to move _________, resulting in
a(n) ______________ in the size of the thoracic cavity and a(n)
______________ in the pressure within the lungs.
