Chapter 19 – Blood Vessels
Under
Pressure
Special
Circulation
Road to Ruin
It’s Not All in
“Vein”
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Go with the
Flow
FINAL ROUND
Go with the Flow:
$100 Question
Which of the following is an important
characteristic of capillaries?
a. Blood flows through them quickly and
exchange occurs slowly.
b. Blood flows through them slowly and
exchange occurs quickly.
c. They expand and recoil with elastic rebound.
d. None of these is correct.
ANSWER
BACK TO GAME
Go with the Flow:
$100 Answer
Which of the following is an important
characteristic of capillaries?
a. Blood flows through them quickly and
exchange occurs slowly.
b. Blood flows through them slowly and
exchange occurs quickly.
c. They expand and recoil with elastic rebound.
d. None of these is correct.
BACK TO GAME
Go with the Flow:
$200 Question
Georgia stands all day at her job, from
what condition may she begin to suffer?
a. An aneurysm
b. Varicose veins
c. Atherosclerosis
d. High blood pressure
ANSWER
BACK TO GAME
Go with the Flow:
$200 Answer
Georgia stands all day at her job, from
what condition may she begin to suffer?
a. An aneurysm
b. Varicose veins
c. Atherosclerosis
d. High blood pressure
BACK TO GAME
Go with the Flow:
$300 Question
Why does blood pressure increase during
exercise?
a. Because cardiac output increases
b. Because resistance in visceral tissues
increases
c. Because generating muscular heat
constricts arteries
d. A and B are correct.
ANSWER
BACK TO GAME
Go with the Flow:
$300 Answer
Why does blood pressure increase during
exercise?
a. Because cardiac output increases
b. Because resistance in visceral tissues
increases
c. Because generating muscular heat
constricts arteries
d. A and B are correct.
BACK TO GAME
Go with the Flow:
$400 Question
While standing in the hot sun, Sally begins
to feel light headed and faints. Explain.
a. Blood has pooled in her lower limbs.
b. Cardiac output has decreased, sending less
blood to the brain.
c. Sweating has reduced blood volume.
d. All of the above have occurred.
ANSWER
BACK TO GAME
Go with the Flow:
$400 Answer
While standing in the hot sun, Sally begins
to feel light headed and faints. Explain.
a. Blood has pooled in her lower limbs.
b. Cardiac output has decreased, sending less
blood to the brain.
c. Sweating has reduced blood volume.
d. All of the above have occurred.
BACK TO GAME
Go with the Flow:
$500 Question
Trace blood from the aortic arch to the right thumb.
a = artery and v = vein | R = right and L = left
a. R. subclavian a.  R. axillary a.  R. brachial a. 
R. ulnar a.  Palmar arches
b. R. radial v.  R. brachial v.  R. axillary v.  R.
subclavian v.  Brachiocephalic v.
c. Brachiocephalic a.  R. subclavian a.  R. axillary
a.  R. brachial a.  R. radial a.  Palmar arches
d. None of these is correct.
ANSWER
BACK TO GAME
Go with the Flow:
$500 Answer
Trace blood from the aortic arch to the right thumb.
a = artery and v = vein | R = right and L = left
a. R. subclavian a.  R. axillary a.  R. brachial a. 
R. ulnar a.  Palmar arches
b. R. radial v.  R. brachial v.  R. axillary v.  R.
subclavian v.  Brachiocephalic v.
c. Brachiocephalic a.  R. subclavian a.  R. axillary
a.  R. brachial a.  R. radial a.  Palmar arches
d. None of these is correct.
BACK TO GAME
Under Pressure:
$100 Question
Why is blood pressure higher in the aorta
than in the inferior vena cava?
a. The diameter of the aorta is smaller and velocity
or blood flow is also greater.
b. Cross-sectional area of both is the same, but
velocity is higher in the inferior vena cava.
c. Arterial branching is less than that of arteries.
d. The aorta is shorter than the inferior vena cava.
ANSWER
BACK TO GAME
Under Pressure:
$100 Answer
Why is blood pressure higher in the aorta
than in the inferior vena cava?
a. The diameter of the aorta is smaller and velocity
or blood flow is also greater.
b. The cross-sectional area of both is the same,
but velocity is higher in the inferior vena cava.
c. Arterial branching is less than that of arteries.
d. The aorta is shorter than the inferior vena cava.
BACK TO GAME
Under Pressure:
$200 Question
Why does most filtration take place at the
arterial end of a capillary?
a. CHP is higher at the arterial end.
b. Fenestrations are larger in diameter.
c. There are more solutes to be filtered there.
d. Blood colloidal osmotic pressure is greater
there.
ANSWER
BACK TO GAME
Under Pressure:
$200 Answer
Why does most filtration take place at the
arterial end of a capillary?
a. CHP is higher at the arterial end.
b. Fenestrations are larger in diameter.
c. There are more solutes to be filtered there.
d. Blood colloidal osmotic pressure is greater
there.
BACK TO GAME
Under Pressure:
$300 Question
How is mean arterial pressure (MAP)
determined?
a. It is the difference between systolic and
diastolic pressure.
b. It is diastolic pressure + (pulse pressure
divided by 3).
c. It is systolic pressure + pulse pressure.
d. None of these is correct.
ANSWER
BACK TO GAME
Under Pressure:
$300 Answer
How is mean arterial pressure (MAP)
determined?
a. It is the difference between systolic and
diastolic pressure.
b. It is diastolic pressure + (pulse pressure
divided by 3).
c. It is systolic pressure + pulse pressure.
d. None of these is correct.
BACK TO GAME
Under Pressure:
$400 Question
What event is happening if net filtration
pressure (NFP) is negative?
a. Fluid is moving out of a capillary.
b. The volume of interstitial fluid is increasing.
c. Reabsorption is occurring in a capillary.
d. The person may be hemorrhaging.
ANSWER
BACK TO GAME
Under Pressure:
$400 Answer
What event is happening if net filtration
pressure (NFP) is negative?
a. Fluid is moving out of a capillary.
b. The volume of interstitial fluid is increasing.
c. Reabsorption is occurring in a capillary.
d. The person may be hemorrhaging.
BACK TO GAME
Under Pressure:
$500 Question
If two blood vessels are of equal length, but one is
2 times the diameter of the other, how is
resistance to flow affected in the wider vessel?
What equation expresses this?
a. Resistance is half as great ; F α r (½)
b. Resistance is twice as great ; F α r (2)
c. Resistance is 16 times as greater ; F α r4
d. Resistance is 16 times less ; F α 1/r4
ANSWER
BACK TO GAME
Under Pressure:
$500 Answer
If two blood vessels are of equal length, but one is
2 times the diameter of the other, how is
resistance to flow affected in the wider vessel?
What equation expresses this?
a. Resistance is half as great ; F α r (½)
b. Resistance is twice as great ; F α r (2)
c. Resistance is 16 times as greater ; F α r4
d. Resistance is 16 times less ; F α 1/r4
BACK TO GAME
Special Circulation:
$100 Question
The pulmonary veins are the only veins that ___.
a. Carry blood away from the heart
b. Carry oxygenated blood
c. Carry lymph into blood circulation
d. Carry blood to more than one organ
ANSWER
BACK TO GAME
Special Circulation:
$100 Answer
The pulmonary veins are the only veins that ___.
a. Carry blood away from the heart
b. Carry oxygenated blood
c. Carry lymph into blood circulation
d. Carry blood to more than one organ
BACK TO GAME
Special Circulation:
$200 Question
Why are valves located in veins, but not in
arteries?
a. Because venous blood pressure is lower
b. Because valves prevent backflow of
blood
c. Because venous walls are more
muscular
d. A and B are correct.
ANSWER
BACK TO GAME
Special Circulation:
$200 Answer
Why are valves located in veins, but not in
arteries?
a. Because venous blood pressure is lower
b. Because valves prevent backflow of
blood
c. Because venous walls are more
muscular
d. A and B are correct.
BACK TO GAME
Special Circulation:
$300 Question
The hepatic portal system delivers _____.
a. Nutrients to the liver
b. Wastes to the kidneys
c. Oxygenated blood to the abdominal organs
d. Hormones and enzymes to the pancreas
ANSWER
BACK TO GAME
Special Circulation:
$300 Answer
The hepatic portal system delivers _____.
a. Nutrients to the liver
b. Wastes to the kidneys
c. Oxygenated blood to the abdominal organs
d. Hormones and enzymes to the pancreas
BACK TO GAME
Special Circulation:
$400 Question
In fetal circulation, what is the role of the ductus
venous?
a. Connects aorta and pulmonary trunk, thus
bypassing pulmonary circulation
b. Brings oxygen and nutrients to the fetus
c. Collects blood from veins of the liver and
empties into the inferior vena cava
d. Carries away metabolic wastes and carbon
dioxide
ANSWER
BACK TO GAME
Special Circulation:
$400 Answer
In fetal circulation, what is the role of the ductus
venous?
a. Connects aorta and pulmonary trunk, thus
bypassing pulmonary circulation
b. Brings oxygen and nutrients to the fetus
c. Collects blood from veins of the liver and
empties into the inferior vena cava
d. Carries away metabolic wastes and carbon
dioxide
BACK TO GAME
Special Circulation:
$500 Question
Where are fenestrated capillaries important?
Why?
a. In filtration areas of the kidneys / They allow rapid
exchanges of water and solutes between plasma
and interstitial fluid.
b. In the blood-brain barrier / They have restricted
permeability.
c. In almost all areas of the body / They allow
diffusion of very small molecules and water.
d. All of the above are correct.
ANSWER
BACK TO GAME
Special Circulation:
$500 Answer
Where are fenestrated capillaries important?
Why?
a. In filtration areas of the kidneys / They allow rapid
exchanges of water and solutes between plasma
and interstitial fluid.
b. In the blood-brain barrier / They have restricted
permeability.
c. In almost all areas of the body / They allow
diffusion of very small molecules and water.
d. All of the above are correct.
BACK TO GAME
Road to Ruin:
$100 Question
A thrombus in the popliteal vein prevents
blood flow from the ____ and to the ____.
a. Internal iliac vein / Gluteal vein
b. Tibial and fibular veins / Femoral vein
c. Small saphenous vein / Anterior tibial vein
and dorsal venous arch
d. External iliac vein / Fibular and tibial veins
ANSWER
BACK TO GAME
Road to Ruin:
$100 Answer
A thrombus in the popliteal vein prevents
blood flow from the ____ and to the ____.
a. Internal iliac vein / Gluteal vein
b. Tibial and fibular veins / Femoral vein
c. Small saphenous vein / Anterior tibial vein
and dorsal venous arch
d. External iliac vein / Fibular and tibial veins
BACK TO GAME
Road to Ruin:
$200 Question
Grace is in an automobile accident, and her
celiac trunk is ruptured. Which organs are
directly affected by this injury?
a. Kidneys, adrenal glands
b. Stomach, spleen, liver, pancreas
c. Gonads, abdominal wall, diaphragm
d. Diaphragm, esophagus, liver
ANSWER
BACK TO GAME
Road to Ruin:
$200 Answer
Grace is in an automobile accident, and her
celiac trunk is ruptured. Which organs are
directly affected by this injury?
a. Kidneys, adrenal glands
b. Stomach, spleen, liver, pancreas
c. Gonads, abdominal wall, diaphragm
d. Diaphragm, esophagus, liver
BACK TO GAME
Road to Ruin:
$300 Question
Mr. Tanner has been prescribed an ACE
inhibitor. ACE inhibitors prevent ___.
a. Production of aldosterone and secretion of ADH
b. Stimulation of cardioinhibitory centers
c. The cascade of events following release of EPO
d. None of these is correct.
ANSWER
BACK TO GAME
Road to Ruin:
$300 Answer
Mr. Tanner has been prescribed an ACE
inhibitor. ACE inhibitors prevent ___.
a. Production of aldosterone and secretion of ADH
b. Stimulation of cardioinhibitory centers
c. The cascade of events following release of EPO
d. None of these is correct.
BACK TO GAME
Road to Ruin:
$400 Question
A patient in the ER has lost 1.5 liters of blood.
Which of the following help restore venous
return and improve cardiac output?
a. Secretion of E, NE, and constriction of arterioles
b. Secretion of ADH and aldosterone
c. Mobilization of venous reserves and recall of
interstitial fluids
d. All of the above are correct.
ANSWER
BACK TO GAME
Road to Ruin:
$400 Answer
A patient in the ER has lost 1.5 liters of blood.
Which of the following help restore venous
return and improve cardiac output?
a. Secretion of E, NE, and constriction of arterioles
b. Secretion of ADH and aldosterone
c. Mobilization of venous reserves and recall of
interstitial fluids
d. All of the above are correct.
BACK TO GAME
Road to Ruin:
$500 Question
Gordon has suffered a stroke in his basilar artery.
Which regions of his brain suffer damage?
a. Medulla, pons, and cerebellum
b. Frontal lobes and anterior parietal lobes
c. Posterior parietal and occipital lobes
d. None of these, because of alternate
circulatory routes through the cerebral arterial
circle.
ANSWER
BACK TO GAME
Road to Ruin:
$500 Answer
Gordon has suffered a stroke in his basilar artery.
Which regions of his brain suffer damage?
a. Medulla, pons, and cerebellum
b. Frontal lobes and anterior parietal lobes
c. Posterior parietal and occipital lobes
d. None of these, because of alternate
circulatory routes through the cerebral arterial
circle.
BACK TO GAME
It’s Not All in “Vein”:
$100 Question
Which of the following is a unique characteristic
of arteries, when compared to veins?
a. Arteries contain tunica interna, tunica media,
and tunica externa.
b. Arteries have a thinner tunica media.
c. Arteries contain an internal elastic membrane in
their tunica interna.
d. Arteries collapse when blood is not flowing
through them.
ANSWER
BACK TO GAME
It’s Not All in “Vein”:
$100 Answer
Which of the following is a unique characteristic
of arteries, when compared to veins?
a. Arteries contain tunica interna, tunica media,
and tunica externa.
b. Arteries have a thinner tunica media.
c. Arteries contain an internal elastic membrane in
their tunica interna.
d. Arteries collapse when blood is not flowing
through them.
BACK TO GAME
It’s Not All in “Vein”:
$200 Question
The heart and arteries of the systemic and
pulmonary circuits contain ___% of blood
volume and the venous system contains ___%.
Why?
a. 50:50 / Blood must be evenly distributed.
b. 65:35 / High capacitation of arteries.
c. 35:65 / Low capacitation of veins.
d. All of these may be correct, depending on
whether the individual is sedentary or
exercising.
ANSWER
BACK TO GAME
It’s Not All in “Vein”:
$200 Answer
The heart and arteries of the systemic and
pulmonary circuits contain ___% of blood
volume and the venous system contains ___%.
Why?
a. 50:50 / Blood must be evenly distributed.
b. 65:35 / High capacitation of arteries.
c. 35:65 / Low capacitation of veins.
d. All of these may be correct, depending on
whether the individual is sedentary or
exercising.
BACK TO GAME
It’s Not All in “Vein”:
$300 Question
Blood in the left internal iliac artery could
travel to all of the following destinations,
except _____.
a. Pelvic muscles
b. Reproductive organs
c. Gluteal muscles
d. Quadriceps muscles
ANSWER
BACK TO GAME
It’s Not All in “Vein”:
$300 Answer
Blood in the left internal iliac artery could
travel to all of the following destinations,
except _____.
a. Pelvic muscles
b. Reproductive organs
c. Gluteal muscles
d. Quadriceps muscles
BACK TO GAME
It’s Not All in “Vein”:
$400 Question
Which of the following is an example of a
local vasoconstrictor?
a. Nitric oxide
b. Prostaglandins
c. Elevated temperature
d. Lactic acid
ANSWER
BACK TO GAME
It’s Not All in “Vein”:
$400 Answer
Which of the following is an example of a
local vasoconstrictor?
a. Nitric oxide
b. Prostaglandins
c. Elevated temperature
d. Lactic acid
BACK TO GAME
It’s Not All in “Vein”:
$500 Question
If blood pressure rises above normal and
baroreceptors in the carotid sinus are unresponsive,
which of the following conditions will occur?
a. Vasomotor centers inhibited / Cardioinhibitory
centers stimulated / Decrease in cardiac output
b. Vasomotor and cardioacceleratory centers remain
stimulated / Decreased blood flow to the brain
c. Decrease in cardiac output / Peripheral vasodilation
d. Vasomotor centers stimulated / Increased blood flow
to the brain.
ANSWER
BACK TO GAME
It’s Not All in “Vein”:
$500 Answer
If blood pressure rises above normal and
baroreceptors in the carotid sinus are unresponsive,
which of the following conditions will occur?
a. Vasomotor centers inhibited / Cardioinhibitory
centers stimulated / Decrease in cardiac output
b. Vasomotor and cardioacceleratory centers remain
stimulated / Decreased blood flow to the brain
c. Decrease in cardiac output / Peripheral vasodilation
d. Vasomotor centers stimulated / Increased blood flow
to the brain.
BACK TO GAME
FINAL ROUND Question
ADH, angiotensin II, EPO, and ANP are all involved
in long-term regulation of blood volume. Which two
are also important in regulating blood pressure?
a. ANP and ADH
b. ANP and EPO
c. EPO and ADH
d. ADH and angiotensin II
ANSWER
BACK TO GAME
FINAL ROUND Answer
ADH, angiotensin II, EPO, and ANP are all involved
in long-term regulation of blood volume. Which two
are also important in regulating blood pressure?
a. ANP and ADH
b. ANP and EPO
c. EPO and ADH
d. ADH and angiotensin II
BACK TO GAME