PNB 2265 CUMULATIVE FINAL EXAM LATEST 2026
ACTUAL EXAM WITH COMPLETE QUESTIONS AND
CORRECT DETAILED ANSWERS (100% VERIFIED ANSWERS)
|ALREADY GRADED A+
what phase does blood clotting first occur ......ANSWER......vascular
spasm
Saul is suffering from Atransferrinemia, a genetic disorder where the
protein Transferrin is not produced. Which of the following might Saul
experience? ......ANSWER......Kidney damage
The intrinsic pathway for blood clotting is initiated by
......ANSWER......exposure of clotting factors to collagen fibers
on the venus side of the capillary, hydrostatic pressure is _______ than
osmotic pressure and there is net _____ ......ANSWER......less,
resabsorption
Carbon monoxide poisoning: ......ANSWER......may stimulate EPO
production
A lower than normal p50 value on the hemoglobin oxygen may be the
result of ......ANSWER......increased pH
pg. 1
,which layer of blood contains endothelial cells ......ANSWER......tunica
interna
what decreases the radius of blood vessels
......ANSWER......thromboxane
increased cardiac output is characterized by all of the following except
......ANSWER......increased acetylcholine release
Genetic mutations in the alpha chain of hemoglobin may cause
......ANSWER......neither thalassemia or pernicious anemia
the law of LaPlace explains that ......ANSWER......tension is proportional
to blood vessel radius
small vessels are likely to collapse
large vessels are more likely to rupture
what effect does epinephrine have on action potential
......ANSWER......increase calcium influx
which of the following will cause an increase in blood flow through a
systemic arteriole ......ANSWER......change in pH
pg. 2
,on average, the lease abundant leukocytes are
......ANSWER......basophils
what will TTX do to membrane potential of conducting and contractile
cells of the heart ......ANSWER......prevent action potential formation in
ventricle contractile myocytes
which of the following increases end diastolic volume
......ANSWER......stimulating the cardiac nerve
the foramen ovale: ......ANSWER......decreases the amount of blood that
travels to the right ventricle
decrease the diameter of a blood vessel by a factor of two would lead
to a ___ fold _________ in the resistance through that vessel
......ANSWER......16, increase
on the EKG, what point is most affected by damage to the purkinje
fibers ......ANSWER......QRS complex
veins differ from arteries because ......ANSWER......veins are more
compliant than arteries
correct sequence of vessels from lowest pressure to highest pressure
......ANSWER......vena cava, vein, capillary, aorta
pg. 3
, Methacholine is a muscarine receptor agonist. an individual given
methacholine is likely to experience ......ANSWER......bradycardia
the left and right ventricle pump equivalent volumes of blood
......ANSWER......true
on average women have a higher hematocrit than men
......ANSWER......false
while characterizing a new performance enhancing drug, researchers
notice that it seems to decrease cardiac contractility. the drug may work
by ......ANSWER......closing the RYR
which does not promote blood clot dissolution
......ANSWER......thromboxane
a right shift in the hemoglobin oxygen dissociation curve
......ANSWER......increases p50
reduces oxygen binding affinity
causes an increase in H+ ions
skeletal muscle and cardiac muscle are similar in all of the following
ways except ......ANSWER......skeletal muscle is multinucleate
pg. 4
ACTUAL EXAM WITH COMPLETE QUESTIONS AND
CORRECT DETAILED ANSWERS (100% VERIFIED ANSWERS)
|ALREADY GRADED A+
what phase does blood clotting first occur ......ANSWER......vascular
spasm
Saul is suffering from Atransferrinemia, a genetic disorder where the
protein Transferrin is not produced. Which of the following might Saul
experience? ......ANSWER......Kidney damage
The intrinsic pathway for blood clotting is initiated by
......ANSWER......exposure of clotting factors to collagen fibers
on the venus side of the capillary, hydrostatic pressure is _______ than
osmotic pressure and there is net _____ ......ANSWER......less,
resabsorption
Carbon monoxide poisoning: ......ANSWER......may stimulate EPO
production
A lower than normal p50 value on the hemoglobin oxygen may be the
result of ......ANSWER......increased pH
pg. 1
,which layer of blood contains endothelial cells ......ANSWER......tunica
interna
what decreases the radius of blood vessels
......ANSWER......thromboxane
increased cardiac output is characterized by all of the following except
......ANSWER......increased acetylcholine release
Genetic mutations in the alpha chain of hemoglobin may cause
......ANSWER......neither thalassemia or pernicious anemia
the law of LaPlace explains that ......ANSWER......tension is proportional
to blood vessel radius
small vessels are likely to collapse
large vessels are more likely to rupture
what effect does epinephrine have on action potential
......ANSWER......increase calcium influx
which of the following will cause an increase in blood flow through a
systemic arteriole ......ANSWER......change in pH
pg. 2
,on average, the lease abundant leukocytes are
......ANSWER......basophils
what will TTX do to membrane potential of conducting and contractile
cells of the heart ......ANSWER......prevent action potential formation in
ventricle contractile myocytes
which of the following increases end diastolic volume
......ANSWER......stimulating the cardiac nerve
the foramen ovale: ......ANSWER......decreases the amount of blood that
travels to the right ventricle
decrease the diameter of a blood vessel by a factor of two would lead
to a ___ fold _________ in the resistance through that vessel
......ANSWER......16, increase
on the EKG, what point is most affected by damage to the purkinje
fibers ......ANSWER......QRS complex
veins differ from arteries because ......ANSWER......veins are more
compliant than arteries
correct sequence of vessels from lowest pressure to highest pressure
......ANSWER......vena cava, vein, capillary, aorta
pg. 3
, Methacholine is a muscarine receptor agonist. an individual given
methacholine is likely to experience ......ANSWER......bradycardia
the left and right ventricle pump equivalent volumes of blood
......ANSWER......true
on average women have a higher hematocrit than men
......ANSWER......false
while characterizing a new performance enhancing drug, researchers
notice that it seems to decrease cardiac contractility. the drug may work
by ......ANSWER......closing the RYR
which does not promote blood clot dissolution
......ANSWER......thromboxane
a right shift in the hemoglobin oxygen dissociation curve
......ANSWER......increases p50
reduces oxygen binding affinity
causes an increase in H+ ions
skeletal muscle and cardiac muscle are similar in all of the following
ways except ......ANSWER......skeletal muscle is multinucleate
pg. 4
