HONDROS PN BIO 117 FINAL EXAM | ALL QUESTIONS
& CORRECT VERIFIED ANSWERS 100% UPDATED
LATEST 2025
allows blood to flow directly from the right atrium into the left atrium to bypass
pulmonary circulation - CORRECT ANSWER > foramen ovale
carries blood from the umbilical vein to inferior vena cava; allows some blood to
bypass the liver - CORRECT ANSWER > ductus venosus
atrial contraction; systole; p wave - CORRECT ANSWER > atrial depolarization
max volume of air that can be exhaled following maximal inhalation -
CORRECT ANSWER > vital capacity
allows blood in pulmonary artery to flow directly into the descending aorta to
bypass the pulmonary circulation - CORRECT ANSWER > ductus
arteriosus
ventricular relaxtion; diastole; t wave - CORRECT ANSWER >
ventricular repolarization
most important stimulus for the release of aldosterone - CORRECT
ANSWER > renin
volume of air in lungs following maximal inhalation - CORRECT ANSWER
> total lung
capacity
provides oxygenated blood to brain - CORRECT ANSWER > circle of willis
aorta; left pulmonary veins; left atrium; left ventricle; bicuspid - CORRECT
ANSWER > structures that carry oxygenated blood (left heart)
pulmonary arteries; vena cava; right atrium; right ventricle; tricuspid -
https://www.stuvia.com/user/Mboffin
, CORRECT ANSWER > structures that carry unoxygenated blood (right heart)
transport unoxygenated blood from the fetus to the placenta - CORRECT
ANSWER > umbilical arteries
transports oxygenated blood from the placenta to the fetus - CORRECT ANSWER
> umbilical
vein
volume of air that remains in lung after forceful exhalation - CORRECT
ANSWER > residual
volume
ventricular contraction; systole; qrs complex - CORRECT ANSWER >
ventricular
depolarization
located between left ventricle and left aorta - CORRECT ANSWER > aortic
semilunar valve
https://www.stuvia.com/user/Mboffin
, located between right ventricle and pulmonary artery - CORRECT ANSWER
> pulmonic
semilunar
two semilunar valves - CORRECT ANSWER > pulmonary and aortic
pushes blood out of the heart into the pulmonary trunk-lungs - CORRECT
ANSWER > right
ventricle
stimulates peristalsis in muscle layer of digestive tract - CORRECT ANSWER >
parasystemic
system-smooth muscle
decreases thoracic and lung volume and increases pressure in the lungs -
CORRECT ANSWER > on exhalation
space between the vocal cords - CORRECT ANSWER >
glottis/rima glottidis vagus
nerve effects - CORRECT ANSWER > sa node
pacemaker of the heart - CORRECT ANSWER > SA node
right heart pumps blood to the - CORRECT ANSWER > pulmonary circulation
acetylcholine; rest; decrease temp; hyperkalemia; hypocalcemia; parasympathetic
nervous system - CORRECT ANSWER > factors that decrease heart rate
norepinephrine; epinephrine; stress; increase in temp; anticholinergic drugs;
hypokalemia; hypercalcemia - CORRECT ANSWER > factors that increase
heart rate
Left AV valve - CORRECT ANSWER > Bicuspid
what substance is secreted in urine to decrease bloods ph - CORRECT ANSWER >
bicarbonte
ions
what substance is secreted in urine to increase bloods ph - CORRECT ANSWER
> hydrogen
ions
plasma protein albumin is produced by - CORRECT ANSWER > liver
https://www.stuvia.com/user/Mboffin
, volume of blood pumped from one ventricular of the heart with each beat -
CORRECT ANSWER > stroke volume
volume of blood being pumped by heart, in particular by a left or right ventricle in
the time of one minute - CORRECT ANSWER > cardiac output
vagus nerve - CORRECT ANSWER > decreases heart rate
https://www.stuvia.com/user/Mboffin
& CORRECT VERIFIED ANSWERS 100% UPDATED
LATEST 2025
allows blood to flow directly from the right atrium into the left atrium to bypass
pulmonary circulation - CORRECT ANSWER > foramen ovale
carries blood from the umbilical vein to inferior vena cava; allows some blood to
bypass the liver - CORRECT ANSWER > ductus venosus
atrial contraction; systole; p wave - CORRECT ANSWER > atrial depolarization
max volume of air that can be exhaled following maximal inhalation -
CORRECT ANSWER > vital capacity
allows blood in pulmonary artery to flow directly into the descending aorta to
bypass the pulmonary circulation - CORRECT ANSWER > ductus
arteriosus
ventricular relaxtion; diastole; t wave - CORRECT ANSWER >
ventricular repolarization
most important stimulus for the release of aldosterone - CORRECT
ANSWER > renin
volume of air in lungs following maximal inhalation - CORRECT ANSWER
> total lung
capacity
provides oxygenated blood to brain - CORRECT ANSWER > circle of willis
aorta; left pulmonary veins; left atrium; left ventricle; bicuspid - CORRECT
ANSWER > structures that carry oxygenated blood (left heart)
pulmonary arteries; vena cava; right atrium; right ventricle; tricuspid -
https://www.stuvia.com/user/Mboffin
, CORRECT ANSWER > structures that carry unoxygenated blood (right heart)
transport unoxygenated blood from the fetus to the placenta - CORRECT
ANSWER > umbilical arteries
transports oxygenated blood from the placenta to the fetus - CORRECT ANSWER
> umbilical
vein
volume of air that remains in lung after forceful exhalation - CORRECT
ANSWER > residual
volume
ventricular contraction; systole; qrs complex - CORRECT ANSWER >
ventricular
depolarization
located between left ventricle and left aorta - CORRECT ANSWER > aortic
semilunar valve
https://www.stuvia.com/user/Mboffin
, located between right ventricle and pulmonary artery - CORRECT ANSWER
> pulmonic
semilunar
two semilunar valves - CORRECT ANSWER > pulmonary and aortic
pushes blood out of the heart into the pulmonary trunk-lungs - CORRECT
ANSWER > right
ventricle
stimulates peristalsis in muscle layer of digestive tract - CORRECT ANSWER >
parasystemic
system-smooth muscle
decreases thoracic and lung volume and increases pressure in the lungs -
CORRECT ANSWER > on exhalation
space between the vocal cords - CORRECT ANSWER >
glottis/rima glottidis vagus
nerve effects - CORRECT ANSWER > sa node
pacemaker of the heart - CORRECT ANSWER > SA node
right heart pumps blood to the - CORRECT ANSWER > pulmonary circulation
acetylcholine; rest; decrease temp; hyperkalemia; hypocalcemia; parasympathetic
nervous system - CORRECT ANSWER > factors that decrease heart rate
norepinephrine; epinephrine; stress; increase in temp; anticholinergic drugs;
hypokalemia; hypercalcemia - CORRECT ANSWER > factors that increase
heart rate
Left AV valve - CORRECT ANSWER > Bicuspid
what substance is secreted in urine to decrease bloods ph - CORRECT ANSWER >
bicarbonte
ions
what substance is secreted in urine to increase bloods ph - CORRECT ANSWER
> hydrogen
ions
plasma protein albumin is produced by - CORRECT ANSWER > liver
https://www.stuvia.com/user/Mboffin
, volume of blood pumped from one ventricular of the heart with each beat -
CORRECT ANSWER > stroke volume
volume of blood being pumped by heart, in particular by a left or right ventricle in
the time of one minute - CORRECT ANSWER > cardiac output
vagus nerve - CORRECT ANSWER > decreases heart rate
https://www.stuvia.com/user/Mboffin
