Bio 202 Penkrot Exam #1 Questions With Complete
Solutions
A mismatch of blood types during a transfusion is dangerous
because ____ Correct Answers Preformed antibodies in the
recipient's blood will bind and clump (agglutinate) the donated
cells
A person with an extremely high count of neutrophils is likely
suffering ________. Correct Answers Bacterial infection
Aldosterone is a mineralocorticoid, whereas ______ is a
glucocorticoid Correct Answers Cortisol
Blood reticulocyte counts provide information regarding _____
Correct Answers Rate of erythrocyte formation
Chemical substances secreted by cells into the extracellular
fluids and that regulate the metabolic function of other cells in
the body are called ________. Correct Answers Hormones
Compared to skeletal muscle, cardiac muscle ______ Correct
Answers has gap junctions that allow it to act as a single
functional unit
During an afternoon class, Lisa starts to feel hungry and worries
that her blood sugar level may be dropping. Which hormone is
helping to prevent a drop in blood sugar level? Correct Answers
Glucagon
, During the period of ventricular filling ________. Correct
Answers Blood flows passively through the atria and the open
AV valves into the ventricles
Exercise results in skeletal muscles compressing veins which
encourages blood to return to the heart. In this scenario, which
of the following is correct? Correct Answers Preload increases
Fred's blood was determined to be AB positive. What does this
mean? Correct Answers There are no antibodies to A, B, or to
Rh antigens in the plasma
Given an end diastolic volume (EDV) of 120 ml / beat and an
end systolic volume (ESV) of 50 ml / beat, the stroke volume
(SV) would be ________. Correct Answers 20 ml/beat
Gluconeogenesis, the formation of glucose from fats and
proteins once carbohydrate sources of energy have been
exhausted, is due to the action of _____ Correct Answers
Cortisol
Higher viscosity of blood will increase the amount of stress
placed on the heart while it is pumping. Viscosity of blood is
highest when ________. Correct Answers Hematocrit is
highest
If cardiac muscle is deprived of its normal blood supply, damage
would primarily result from ______ Correct Answers
Decreased delivery of oxygen
Solutions
A mismatch of blood types during a transfusion is dangerous
because ____ Correct Answers Preformed antibodies in the
recipient's blood will bind and clump (agglutinate) the donated
cells
A person with an extremely high count of neutrophils is likely
suffering ________. Correct Answers Bacterial infection
Aldosterone is a mineralocorticoid, whereas ______ is a
glucocorticoid Correct Answers Cortisol
Blood reticulocyte counts provide information regarding _____
Correct Answers Rate of erythrocyte formation
Chemical substances secreted by cells into the extracellular
fluids and that regulate the metabolic function of other cells in
the body are called ________. Correct Answers Hormones
Compared to skeletal muscle, cardiac muscle ______ Correct
Answers has gap junctions that allow it to act as a single
functional unit
During an afternoon class, Lisa starts to feel hungry and worries
that her blood sugar level may be dropping. Which hormone is
helping to prevent a drop in blood sugar level? Correct Answers
Glucagon
, During the period of ventricular filling ________. Correct
Answers Blood flows passively through the atria and the open
AV valves into the ventricles
Exercise results in skeletal muscles compressing veins which
encourages blood to return to the heart. In this scenario, which
of the following is correct? Correct Answers Preload increases
Fred's blood was determined to be AB positive. What does this
mean? Correct Answers There are no antibodies to A, B, or to
Rh antigens in the plasma
Given an end diastolic volume (EDV) of 120 ml / beat and an
end systolic volume (ESV) of 50 ml / beat, the stroke volume
(SV) would be ________. Correct Answers 20 ml/beat
Gluconeogenesis, the formation of glucose from fats and
proteins once carbohydrate sources of energy have been
exhausted, is due to the action of _____ Correct Answers
Cortisol
Higher viscosity of blood will increase the amount of stress
placed on the heart while it is pumping. Viscosity of blood is
highest when ________. Correct Answers Hematocrit is
highest
If cardiac muscle is deprived of its normal blood supply, damage
would primarily result from ______ Correct Answers
Decreased delivery of oxygen
