This document contains a human anatomy II model examination with final exam review questions and answers. It tests knowledge on various human anatomy topics
A differentiating red blood cell would normally:
a.) lose its nucleus after getting into circulation
b.) begin accumulating hemoglobin while still a stem cell
c.) change its shape before getting into circulation
d.) all of the above - c.) change its shape before getting into circulation
Which of the following sites will old platelets be stored temporarily as a reserve against
a major blood loss event?
a.) bone marrow
b.) liver
c.) spleen
d.) pituitary - c.) spleen
The involuntary cardiac centers in the human brain are located in the:
a.) cerebrum
b.) cerebellum
c.) medulla
d.) pons - c.) medulla
The body reacts to changes in blood gas levels by changing cardiac output and blood
flow patterns. What type of receptors send information so that the body can react to
changing blood CO2 levels?
a.) baroreceptors
b.) chemoreceptors
c.) proprioreceptors
d.) none of the above - b.) chemoreceptors
Which of the following decrease the rate of the heart beating?
a.) increased blood volume returning to the heart
b.) increased sympathetic stimulation
c.) increased parasympathetic stimulation
d.) decreased end systolic volume - c.) increased parasympathetic stimulation
, The papillary muscle contracts when:
a.) the atrium contracts
b.) the AV valve needs to close
c.) slightly after the start of ventricular contraction
d.) the AV valve needs to be open - c.) slightly after the start of ventricular contraction
When increased blood volume is needed for the brain, which of the following circuits
might be expected to be seeing increased flow?
a.) coronary
b.) pulmonary
c.) systemic
d.) all of the above - c.) systemic
When the sympathetic system is activated, which of the following is true?
a.) more blood will be returning to the right atrium
b.) the end systolic volume will be highest
c.) cardiac output will not change
d.) epinephrine levels will decrease - a.) more blood will be returning to the right atrium
The ventricle contracts with a greater force when:
a.) the end diastolic volume is low
b.) the end systolic volume is large
c.) the stretch receptors in the ventricle are activated
d.) blood pressure in the aorta is at normal levels - c.) the stretch receptors in the
ventricle are activated
Pressure in the aorta is highest when:
a.) the ventricle is in diastole
b.) the ventricle is in systole
c.) the atrium is in diastole
d.) b and c - d.) b and c
Erythropoietin (EPO) in the microenvironment of the bone marrow would lead to the
production of:
a.) eosinophils
b.) red blood cells
c.) platelets
d.) neutrophils - b.) red blood cells
Which of the components of hemoglobin listed below does not break down further in the
body, but is recycled and reused in new hemoglobin molecules?
a.) globin protein
b.) iron
c.) heme
d.) all of the above - b.) iron
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