NU 110 Exam 2 Review Exam Questions & Answers Latest Updated Solution
NU 110 Exam 2 Review Exam
Questions & Answers Latest Updated
Solution
Terms In This Set (30)
During ventricular contraction, the AV B. prevent the backflow of blood from the ventricles to the atria.
valves close to:
A. speed up the action potential as it
moves through the conduction system.
B. prevent the backflow of blood from the
ventricles to the atria.
C. enhance drainage of the coronary
veins.
D. push blood into the venae cava.
The purpose of the left heart is to A. receive oxygenated blood and pump it to all organs of the body.
A. receive oxygenated blood and pump it
to all organs of the body.
B. pump blood into the pulmonary artery.
C. pump blood to the lungs for
oxygenation.
D. receive blood from the venae cava.
Which step is next in the pathway of blood B. left atrium.
flow through the heart? Pulmonary trunk to
pulmonary arteries to pulmonary capillaries
to pulmonary veins to:
A. pulmonic semilunar valve.
B. left atrium.
C. right atrium.
D. aorta.
The pacemaker of the heart is the A
A. SA node.
B. AV node.
C. bundle of His.
D. Purkinje fibers.
Cardiac impulse slows as it moves through A
the AV node into the bundle of His. The
slowing down allows
A. time for the ventricles to fill during the
atrial contraction.
B. blood pressure to be maintained.
C. the flow of blood to slow to an
acceptable rate.
D. automaticity and rhythmicity to occur.
, NU 110 Exam 2 Review Exam Questions & Answers Latest Updated Solution
During ventricular systole: C
A. the atria contract and pump blood into
the ventricles.
B. the AV valves are open and the
ventricles are relaxed.
C. the ventricles contract and eject blood.
D. the semilunar valves remain closed.
Which of the following is a consequence A
of sympathetic nerve stimulation?
A. Increased myocardial force of
contraction
B. Peripheral vasodilation
C. Decreased heart rate
D. All of the above
Spongy bone C
A. has a microscopic structure unit known
as the Haversian system.
B. is found primarily in the shafts of long
bones and the outer surfaces of bones.
C. can be found in the epiphyses of long
bones.
D. is composed of tightly packed cells
and provides the strength for bones.
The axial skeleton A
A includes bones of the
cranium.
B. includes the pelvic girdle
C. has more bones than the appendicular
skeleton.
D. is where you would find epiphyseal
discs
Myosin
Which nerve innervates the diaphragm? C
A. IIntercostal nerve
B. Sciatic
C.Phrenic
D. Cranial nerve XI
Surfactants are found within the... C
а. Pulmonary capillaries.
b. trachea.
C. alveoli.
d. intrapleural space.
NU 110 Exam 2 Review Exam
Questions & Answers Latest Updated
Solution
Terms In This Set (30)
During ventricular contraction, the AV B. prevent the backflow of blood from the ventricles to the atria.
valves close to:
A. speed up the action potential as it
moves through the conduction system.
B. prevent the backflow of blood from the
ventricles to the atria.
C. enhance drainage of the coronary
veins.
D. push blood into the venae cava.
The purpose of the left heart is to A. receive oxygenated blood and pump it to all organs of the body.
A. receive oxygenated blood and pump it
to all organs of the body.
B. pump blood into the pulmonary artery.
C. pump blood to the lungs for
oxygenation.
D. receive blood from the venae cava.
Which step is next in the pathway of blood B. left atrium.
flow through the heart? Pulmonary trunk to
pulmonary arteries to pulmonary capillaries
to pulmonary veins to:
A. pulmonic semilunar valve.
B. left atrium.
C. right atrium.
D. aorta.
The pacemaker of the heart is the A
A. SA node.
B. AV node.
C. bundle of His.
D. Purkinje fibers.
Cardiac impulse slows as it moves through A
the AV node into the bundle of His. The
slowing down allows
A. time for the ventricles to fill during the
atrial contraction.
B. blood pressure to be maintained.
C. the flow of blood to slow to an
acceptable rate.
D. automaticity and rhythmicity to occur.
, NU 110 Exam 2 Review Exam Questions & Answers Latest Updated Solution
During ventricular systole: C
A. the atria contract and pump blood into
the ventricles.
B. the AV valves are open and the
ventricles are relaxed.
C. the ventricles contract and eject blood.
D. the semilunar valves remain closed.
Which of the following is a consequence A
of sympathetic nerve stimulation?
A. Increased myocardial force of
contraction
B. Peripheral vasodilation
C. Decreased heart rate
D. All of the above
Spongy bone C
A. has a microscopic structure unit known
as the Haversian system.
B. is found primarily in the shafts of long
bones and the outer surfaces of bones.
C. can be found in the epiphyses of long
bones.
D. is composed of tightly packed cells
and provides the strength for bones.
The axial skeleton A
A includes bones of the
cranium.
B. includes the pelvic girdle
C. has more bones than the appendicular
skeleton.
D. is where you would find epiphyseal
discs
Myosin
Which nerve innervates the diaphragm? C
A. IIntercostal nerve
B. Sciatic
C.Phrenic
D. Cranial nerve XI
Surfactants are found within the... C
а. Pulmonary capillaries.
b. trachea.
C. alveoli.
d. intrapleural space.
