BIO 235 Exam Bank- Final Exam| QUESTIONS AND ANSWERS |
LATEST UPDATE
Which of the following blood vessels a) arteries
carries blood away from the heart to other
organs?
a) arteries
b)capillaries
c) venules
d) arterioles
e)veins
Which of the following blood vessels d) veins
carries blood from the tissues back to the
heart?
a) arteries
b)arterioles
c) aorta
d) veins
e)capillaries
Which layer of the arterial wall is b) tunica media
responsible for vasoconstriction?
a) tunica interna
b)tunica media
c) tunica externa
d) tunica albuginea
e)tunica fascia
Which layer of the arterial wall is primarily c) tunica externa
composed of elastic and collagen fibers?
a) tunica interna
b)tunica media
c) tunica externa
d) tunica albuginea
e)tunica fascia
,When an artery or arteriole is damaged, its c) a vascular spasm.
smooth muscle layer contracts producing
a) tear in the vessel.
b)new vessel branching off the artery
or arteriole. c) a vascular spasm.
d) tetanus.
e)increased blood flow to the
damaged vessel
Elastic arteries function as d) pressure reservoirs.
a) vasodilators.
b)conduits to the tissues of the trunk only.
c) barriers to microcirculation.
d) pressure reservoirs.
e)vasoconstrictors.
In resting individuals, which vessels serve d) Veins and venules
as a large blood reservoir from which
blood can be quickly diverted to other
vessels as needed?
a)Arteries and arterioles
b)Arterioles and capillaries
c) Venules and capillaries
d)Veins and venules
e) Aorta and veins
Which type of blood vessel plays a key b) arterioles
role in regulating blood flow into
capillaries?
a) arteries
b)arterioles
c) venules
d) veins
e)aorta
Which of the following structures are found d) valve
in veins but NOT in arteries?
a) tunica externa
b)tunica media
c) tunica interna
d) valve
e)lumen
Capillaries are also referred to as a) exchange vessels.
a) exchange vessels.
b)vasoconstrictors.
c) vasodilators.
d) pressure reservoirs.
e)distributing vessels.
, Which of the following is the most a) diffusion
important method of capillary
exchange?
a) diffusion
b)transcytosis
c) bulk flow
d) primary active transport
e)secondary active transport
Which of the following structures is used to b) precapillary sphincters
control the flow of blood through a
capillary bed?
a) thoroughfare channels
b)precapillary sphincters
c) postcapillary sphincters
d) venules
e)valves in veins
Which of the following types of tissues e) all of these choices
contains continuous capillaries?
a) skeletal muscle
b)smooth muscle
c) connective tissue
d) lungs
e)all of these choices
The alternate route of blood flow to a d) collateral circulation.
body part through an anastomosis is
called
a) a thoroughfare channel.
b)a blood reservoir.
c) a detour route.
d) collateral circulation.
e)microcirculation
The largest driving force for pulling fluid c) blood colloid osmotic pressure.
from the interstitial spaces back into the
capillaries is
a) interstitial fluid hydrostatic pressure.
b)interstitial fluid osmotic pressure.
c) blood colloid osmotic pressure.
d) blood hydrostatic pressure.
e)glomerular hydrostatic pressure.
The pressure-driven movement of fluids and b) filtration.
solutes from blood into interstitial fluid is
called
a) reabsorption.
b)filtration.
c) bulk flow.
d) osmosis.
e)transcytosis.
LATEST UPDATE
Which of the following blood vessels a) arteries
carries blood away from the heart to other
organs?
a) arteries
b)capillaries
c) venules
d) arterioles
e)veins
Which of the following blood vessels d) veins
carries blood from the tissues back to the
heart?
a) arteries
b)arterioles
c) aorta
d) veins
e)capillaries
Which layer of the arterial wall is b) tunica media
responsible for vasoconstriction?
a) tunica interna
b)tunica media
c) tunica externa
d) tunica albuginea
e)tunica fascia
Which layer of the arterial wall is primarily c) tunica externa
composed of elastic and collagen fibers?
a) tunica interna
b)tunica media
c) tunica externa
d) tunica albuginea
e)tunica fascia
,When an artery or arteriole is damaged, its c) a vascular spasm.
smooth muscle layer contracts producing
a) tear in the vessel.
b)new vessel branching off the artery
or arteriole. c) a vascular spasm.
d) tetanus.
e)increased blood flow to the
damaged vessel
Elastic arteries function as d) pressure reservoirs.
a) vasodilators.
b)conduits to the tissues of the trunk only.
c) barriers to microcirculation.
d) pressure reservoirs.
e)vasoconstrictors.
In resting individuals, which vessels serve d) Veins and venules
as a large blood reservoir from which
blood can be quickly diverted to other
vessels as needed?
a)Arteries and arterioles
b)Arterioles and capillaries
c) Venules and capillaries
d)Veins and venules
e) Aorta and veins
Which type of blood vessel plays a key b) arterioles
role in regulating blood flow into
capillaries?
a) arteries
b)arterioles
c) venules
d) veins
e)aorta
Which of the following structures are found d) valve
in veins but NOT in arteries?
a) tunica externa
b)tunica media
c) tunica interna
d) valve
e)lumen
Capillaries are also referred to as a) exchange vessels.
a) exchange vessels.
b)vasoconstrictors.
c) vasodilators.
d) pressure reservoirs.
e)distributing vessels.
, Which of the following is the most a) diffusion
important method of capillary
exchange?
a) diffusion
b)transcytosis
c) bulk flow
d) primary active transport
e)secondary active transport
Which of the following structures is used to b) precapillary sphincters
control the flow of blood through a
capillary bed?
a) thoroughfare channels
b)precapillary sphincters
c) postcapillary sphincters
d) venules
e)valves in veins
Which of the following types of tissues e) all of these choices
contains continuous capillaries?
a) skeletal muscle
b)smooth muscle
c) connective tissue
d) lungs
e)all of these choices
The alternate route of blood flow to a d) collateral circulation.
body part through an anastomosis is
called
a) a thoroughfare channel.
b)a blood reservoir.
c) a detour route.
d) collateral circulation.
e)microcirculation
The largest driving force for pulling fluid c) blood colloid osmotic pressure.
from the interstitial spaces back into the
capillaries is
a) interstitial fluid hydrostatic pressure.
b)interstitial fluid osmotic pressure.
c) blood colloid osmotic pressure.
d) blood hydrostatic pressure.
e)glomerular hydrostatic pressure.
The pressure-driven movement of fluids and b) filtration.
solutes from blood into interstitial fluid is
called
a) reabsorption.
b)filtration.
c) bulk flow.
d) osmosis.
e)transcytosis.
