BIO 336 EXAM 2 QUESTIONS AND ANSWERS
100% CORRECT
Which of the following is false concerning isovolumetric contractions?
a. all 4 heart valves are open
b. pressure rises in the ventricles very rapidly
c. end with the opening of the semi - lunar valves
d. occurs right after active filling - ANSWER a. all 4 heart valves are open
Excess fluid accumulation in the ______________ is considered edema. - ANSWER
Interstitial space
In the congenital heart condition called "transposition of the great arteries" the ______
arise from the right ventricle and results in _______ oxygen delivery to the body. -
ANSWER Aorta, decreased
a late systolic heart murmur? - ANSWER Aortic stenosis
What would you predict should happen to the pO2 in arterial blood (ie, ABG) if someone
has pneumothorax? - ANSWER the pO2 would go down
Someone with aortic valve regurgitation would have a murmur sound ______________. -
ANSWER right after S - 2
The S2, or second heart sound represents: - ANSWER Closing of the aortic and
pulmonic valves
The arterial cells contract __________ while the ventricular cells contract
_________________. - ANSWER Sequentially, simultaneously
, The aortic valve closes when the pressure in the _______________ exceeds the pressure
in the ____________. - ANSWER Aorta, left ventricle
Heart failure results in a ______________ in the ejection fraction and is usually treated
with a ______________. - ANSWER Decrease, positive inotropic drug
What would cause edema? - ANSWER Blocked lymphatic system
increased blood pressure
decreased plasma protein concentration
The time between when the mitral valve closes until the aortic valve opens is called
_____________. - ANSWER isovolumetric contraction
What would happen to someone's blood pressure if their total peripheral resistance
doubled due to vasoconstriciton and their cardiac output doubled - at the same time? -
ANSWER Pressure would go up four fold
During sympathetic nervous system activation which of the following is less that the
resting value? - ANSWER ESV (End systolic Volume )
Capillary fluid exchange in the human body is dominated by ___________ causing net fluid
outflow on the arterial side and ____________ causing net fluid influx on the venous side. -
ANSWER BP, osmotic pressure
What is approximate volume in the left ventricle in a health subject at rest at the end of
passive filling? - ANSWER 120 ml
The edema associated with Kwashiorkor is the result of a ________ in plasma protein
concentration. - ANSWER decrease
100% CORRECT
Which of the following is false concerning isovolumetric contractions?
a. all 4 heart valves are open
b. pressure rises in the ventricles very rapidly
c. end with the opening of the semi - lunar valves
d. occurs right after active filling - ANSWER a. all 4 heart valves are open
Excess fluid accumulation in the ______________ is considered edema. - ANSWER
Interstitial space
In the congenital heart condition called "transposition of the great arteries" the ______
arise from the right ventricle and results in _______ oxygen delivery to the body. -
ANSWER Aorta, decreased
a late systolic heart murmur? - ANSWER Aortic stenosis
What would you predict should happen to the pO2 in arterial blood (ie, ABG) if someone
has pneumothorax? - ANSWER the pO2 would go down
Someone with aortic valve regurgitation would have a murmur sound ______________. -
ANSWER right after S - 2
The S2, or second heart sound represents: - ANSWER Closing of the aortic and
pulmonic valves
The arterial cells contract __________ while the ventricular cells contract
_________________. - ANSWER Sequentially, simultaneously
, The aortic valve closes when the pressure in the _______________ exceeds the pressure
in the ____________. - ANSWER Aorta, left ventricle
Heart failure results in a ______________ in the ejection fraction and is usually treated
with a ______________. - ANSWER Decrease, positive inotropic drug
What would cause edema? - ANSWER Blocked lymphatic system
increased blood pressure
decreased plasma protein concentration
The time between when the mitral valve closes until the aortic valve opens is called
_____________. - ANSWER isovolumetric contraction
What would happen to someone's blood pressure if their total peripheral resistance
doubled due to vasoconstriciton and their cardiac output doubled - at the same time? -
ANSWER Pressure would go up four fold
During sympathetic nervous system activation which of the following is less that the
resting value? - ANSWER ESV (End systolic Volume )
Capillary fluid exchange in the human body is dominated by ___________ causing net fluid
outflow on the arterial side and ____________ causing net fluid influx on the venous side. -
ANSWER BP, osmotic pressure
What is approximate volume in the left ventricle in a health subject at rest at the end of
passive filling? - ANSWER 120 ml
The edema associated with Kwashiorkor is the result of a ________ in plasma protein
concentration. - ANSWER decrease
