8/29/24, 9:57 PM BRS CARDIOVASCULAR PHYSIOLOGY STUDY GUIDE
Terms in this set (67)
l. A 53-year-old woman is found, by Decrease to 1/1 6
rteriography, to have 50% narrowing of her
left renal artery. What is the expected
change in blood flow through the stenotic
rtery?
When a person moves from a supine Increased contractility
position to a standing position, which of
the following compensatory changes
occUs?
. At which site is systolic blood pressure Renal artery
(blood pressure) the highest?
4. A person's electrocardiogram (ECG) has atrioventricular (AV) node
no P wave, but has a normal QRS complex
nd a normal T wave. Therefore, his
pacemaker is located in the
If the ejection fraction increases, there end-systolic volume
will be a decrease in
6. (An electrocardiogram (ECG) on a person decreased pulse pressure because stroke volume is decreased
hows ventricular extrasystoles) The
extrasystolic beat would produce
7. (An electrocardiogram (ECG) on a person increased pulse pressure because the contractility of the ventricle is increased
hows ventricular extrasystoles) After an
extrasystole, the next "normal" ventricular
contraction produces
8. An increase in contractility is increased cardiac output for a given end-diastolic volume
demonstrated on a Frank-Starling diagram
by
9. On the graph, p.lll, showing left 2
ventricular olume and pressure,
isovolumetric contraction occurs from point
10. The aortic valve closes at point 3
ll. The first heart sound corresponds to
point
BRS Cardiovascular Physiology
3. (In a capillary, Pc is 30 mm Hg, Pi is -2 Filtration; 9 mm Hg
mm
Hg, ITC is 25 mm Hg, and TTi is 2 mm Hg)
hat is the direction of fluid movement and
he net driving force?
14. (In a capillary, Pc is 30 mm Hg, Pi is -2 4.50 mL/min
mm Hg, ITC is 25 mm Hg, and TTi is 2 mm
Hg) If Kf is 0.5 mL/min/mm Hg, what is the
rate of ater flow across the capillary wall?
15. The tendency for blood flow to be partial occlusion of a blood vessel
turbulent is increased by
, 8/29/24, 9:57 PM BRS CARDIOVASCULAR PHYSIOLOGY STUDY GUIDE
16. Following a sympathectomy, a 66- a suppressed response of the baroreceptor mechanism
yearold man experiences orthostatic
hypotension. The explanation for this
occurrence is
17. The ventricles are completely ST segment
depolarized during which isoelectric portion
of the electrocardiogram (ECG)?
18. In which of the following situations is Left-to-right ventricular shunt
pulmonary blood flow greater than aortic
blood flow?
19. The change indicated by the dashed increased mean systemic pressure
lines,
p.112, on the cardiac output/venous return
curves shows
0. A 30-year-old female patient's decreased conduction through the AV node
electrocardiogram (ECG) shows two P waves
preceding each QRS complex. The
interpretation of this pattern is
l. An acute decrease in arterial blood Decreased firing rate of the carotid sinus nerve
pressure elicits which of the following
compensatory changes?
2. The tendency for edema to occur will be increased venous pressure
increased by
3. Inspiration "splits" the second heart the aortic valve closes before the pulmonic valve
ound because ("splitting" of the second
heart sound occurs because)
4. During exercise, total peripheral local metabolites on skeletal muscle arterioles
resistance (T PR) decreases because of
the effect Of
5. Curve A, p.112, in the figure represents aortic pressure
6. Curve B, p.112, in the figure represents ventricular volume
7. An increase in arteriolar resistance, an increase in arterial pressure
without a change in any other component
of the cardiovascular system, will produce
BRS Cardiovascular Physiology
pressure: 'U mm Hg Heart rate: oeats/mn
Pulmonary vein [02] = 0.24 mL 02/mL,
Pulmonary artery [02] = 0.16 mL 02/mL, hole
body 02 consumption: 500 mL/min, hat is
this patient's cardiac output?
9. Which of the following is the result of an Upstroke of the action potential in Purkinje fibers
inward Na+ current?
Terms in this set (67)
l. A 53-year-old woman is found, by Decrease to 1/1 6
rteriography, to have 50% narrowing of her
left renal artery. What is the expected
change in blood flow through the stenotic
rtery?
When a person moves from a supine Increased contractility
position to a standing position, which of
the following compensatory changes
occUs?
. At which site is systolic blood pressure Renal artery
(blood pressure) the highest?
4. A person's electrocardiogram (ECG) has atrioventricular (AV) node
no P wave, but has a normal QRS complex
nd a normal T wave. Therefore, his
pacemaker is located in the
If the ejection fraction increases, there end-systolic volume
will be a decrease in
6. (An electrocardiogram (ECG) on a person decreased pulse pressure because stroke volume is decreased
hows ventricular extrasystoles) The
extrasystolic beat would produce
7. (An electrocardiogram (ECG) on a person increased pulse pressure because the contractility of the ventricle is increased
hows ventricular extrasystoles) After an
extrasystole, the next "normal" ventricular
contraction produces
8. An increase in contractility is increased cardiac output for a given end-diastolic volume
demonstrated on a Frank-Starling diagram
by
9. On the graph, p.lll, showing left 2
ventricular olume and pressure,
isovolumetric contraction occurs from point
10. The aortic valve closes at point 3
ll. The first heart sound corresponds to
point
BRS Cardiovascular Physiology
3. (In a capillary, Pc is 30 mm Hg, Pi is -2 Filtration; 9 mm Hg
mm
Hg, ITC is 25 mm Hg, and TTi is 2 mm Hg)
hat is the direction of fluid movement and
he net driving force?
14. (In a capillary, Pc is 30 mm Hg, Pi is -2 4.50 mL/min
mm Hg, ITC is 25 mm Hg, and TTi is 2 mm
Hg) If Kf is 0.5 mL/min/mm Hg, what is the
rate of ater flow across the capillary wall?
15. The tendency for blood flow to be partial occlusion of a blood vessel
turbulent is increased by
, 8/29/24, 9:57 PM BRS CARDIOVASCULAR PHYSIOLOGY STUDY GUIDE
16. Following a sympathectomy, a 66- a suppressed response of the baroreceptor mechanism
yearold man experiences orthostatic
hypotension. The explanation for this
occurrence is
17. The ventricles are completely ST segment
depolarized during which isoelectric portion
of the electrocardiogram (ECG)?
18. In which of the following situations is Left-to-right ventricular shunt
pulmonary blood flow greater than aortic
blood flow?
19. The change indicated by the dashed increased mean systemic pressure
lines,
p.112, on the cardiac output/venous return
curves shows
0. A 30-year-old female patient's decreased conduction through the AV node
electrocardiogram (ECG) shows two P waves
preceding each QRS complex. The
interpretation of this pattern is
l. An acute decrease in arterial blood Decreased firing rate of the carotid sinus nerve
pressure elicits which of the following
compensatory changes?
2. The tendency for edema to occur will be increased venous pressure
increased by
3. Inspiration "splits" the second heart the aortic valve closes before the pulmonic valve
ound because ("splitting" of the second
heart sound occurs because)
4. During exercise, total peripheral local metabolites on skeletal muscle arterioles
resistance (T PR) decreases because of
the effect Of
5. Curve A, p.112, in the figure represents aortic pressure
6. Curve B, p.112, in the figure represents ventricular volume
7. An increase in arteriolar resistance, an increase in arterial pressure
without a change in any other component
of the cardiovascular system, will produce
BRS Cardiovascular Physiology
pressure: 'U mm Hg Heart rate: oeats/mn
Pulmonary vein [02] = 0.24 mL 02/mL,
Pulmonary artery [02] = 0.16 mL 02/mL, hole
body 02 consumption: 500 mL/min, hat is
this patient's cardiac output?
9. Which of the following is the result of an Upstroke of the action potential in Purkinje fibers
inward Na+ current?
