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trevionc0322
11.11.2019 •
Biology
Compared to arteries, veins
group of answer choices
are more elastic
hold their shape better when cut
have more smooth muscle in their walls
have thinner walls
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question 71 pts
the only vessels whose walls permit exchange between the blood and the surrounding intercellular fluids are
group of answer choices
venules
arteries
capillaries
veins
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question 81 pts
blood moves forward through veins
group of answer choices
with the aid of contractions of the skeletal muscles
because pressure is lower in veins than arteries
with the aid of changes in thoracic and abdominal cavity pressure
all of the above.
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question 91 pts
the pulse point on the wrist is actually the artery.
group of answer choices
brachial
ulnar
radial
cubital
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question 101 pts
which of the following is greater?
group of answer choices
normal blood volume of the systemic circuit
normal blood volume of the pulmonary circuit
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question 111 pts
which statement is true of all arteries?
group of answer choices
all arteries carry oxygenated blood away from the heart.
all arteries carry blood low in carbon dioxide away from the heart.
all arteries lack valves.
all arteries carry deoxygenated blood to the heart.
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question 121 pts
the left ventricular wall is thicker than the right ventricular wall in order to
group of answer choices
hold a greater volume of blood.
expand the thoracic cavity during diastole.
pump blood with greater pressure.
the left ventricular wall is not thicker than the right ventricular wall.
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question 131 pts
during atrial systole
group of answer choices
the atrioventricular valves are closed, but the semilunar valves are open.
the bicuspid valve is open, but the tricuspid valve is closed.
both semilunar valves and both atrioventricular valves are open.
both atrioventricular valves are open, but both semilunar valves are closed.
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question 141 pts
each of the following changes will result in increased blood flow to a tissue except one. identify the exception.
group of answer choices
increased blood pressure
decreased peripheral resistance
relaxation of precapillary sphincters
decreased vessel diameter
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question 151 pts
when taking a blood pressure reading, the first sound that you hear is the
group of answer choices
systolic sound, indicating relaxation of the ventricles
systolic sound, indicating contraction of the ventricles
diastolic sound, indicating contraction of the atria
diastolic sound, indicating relaxation of the ventricles
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Ответ:
this not a answer but would anyone know what talking about what first step there’s nothing to choose from
Step-by-step explanation: