Compared to veins, arteries:

carry blood away from the heart at high pressure.

the fluid component of the blood.

If the AED advises “no shock,” you should:

perform CPR for 2 minutes and reassess.

If a rescuer is alone with an infant or child who is in cardiac arrest, when should the rescuer activate the EMS system?

After five cycles (about 2 minutes) of CPR

When performing chest compressions on a small child, you should:

place the heel of one hand in the center of the chest.

When checking for a pulse in an adult patient, you should:

check for at least 5 seconds but no more than 10 seconds.

If assessing for breathing & pulse in unresponsive pt., you should:

simultaneously assess for breathing and a pulsefor no more than 10 seconds.

During two-rescuer CPR on a 60-year-old woman, the patient begins regurgitating. You should:

immediately place the woman on her side.

A manual defibrillator is preferred to an AED if the patient:

is between 1 month and 1 year of age.

Which of the following is not a sign of effective CPR?

Compressions are delivered at a rate of 80 per minute.

If a cardiac arrest patient is found in a bed, you should:

immediately place the patient on a firm, level surface.

If you are alone with an unresponsive adult patient, you should first:

activate the EMS system and return to the patient.

Under normal conditions, when the cells of the body receive blood, they:

absorb oxygen and produce carbon dioxide.

Before placing AED pads to an adult chest, you see a transdermal medication patch a pad needs to be placed. You should:

remove the medication patch, wipe the skin, and apply theAED pad.

Which of the following is an example of abandonment?

You discontinue CPR before paramedics arrive.

Which of the following statements regarding chest compressions on an infant is correct?

Compress the sternum approximately one third the depth ofthe chest.

When performing two-rescuer CPR on an infant or child, you should:

give two breaths after every 15 compressions.

Regardless of the patient’s age, chest compressions should be:

performed at a rate of 100 to 120 per minute.

If CPR is in progress by trained bystanders when you arrive at the scene, you should:

check for a pulse while compressions are ongoing.

What is the proper location for performing chest compressions on a child or adult patient?

Center of the chest, in between the nipples

If the AED states that a shock is advised, you should:

ensure that no one is touching the patient.

A patient who has experienced cardiac arrest:

is unconscious, not breathing, and pulseless.

In which of the following situations should you not initiate CPR?

There is evidence of tissue decomposition.

A child is most accurately defined as a person who:

is between 1 year and the onset of puberty.

A pulse is generated when the:

heart contracts and sends a wave of pressure through thearteries.

In which of the following situations would it be most appropriate for the EMR to discontinue CPR?

Spontaneous ventilation and circulation return.

If the family member of a cardiac arrest patient presents you with a living will, you should:

follow your department’s protocols.

If you witness a patient’s cardiac arrest, you should:

begin CPR and apply an AED as soon as one is available.

When performing chest compressions on any patient, it is important to:

allow the chest to fully recoil between compressions.

In addition to CPR, many EMRs are also trained to perform:

automated external defibrillation.

Assessment of an adult pt.- unresponsive. After placing pt. on his back & instructing someone to call 9-1-1. You should:

check for breathing and a pulse for no longer than 10seconds.

Which of the following statements regarding child CPR is correct?

Compress the chest with two hands in larger children.

Which of the following statements regarding complications of CPR is correct?

Ribs or cartilage may be broken despite proper CPRtechnique.

The first link in the chain of survival involves:

recognizing cardiac arrest and calling 9-1-1.

The AED should be applied in all of the following situations, except:

a nonbreathing patient who has a weak pulse.

By compressing a patient’s sternum during CPR, you:

change pressure in the patient’s chest and force bloodthrough the body.

Assessing a pt. found unresponsive, you note muscles are stiff & areas of body close to ground are purple. You should:

not initiate resuscitation efforts.

studbud

CPR BLS Knowledge Check

64 termsStudBud Administration14 plays

This is a check for learning on BLS CPR and our cardiovascular system.

Flashcards64 cardsFPractice quizPHost liveL

Questions 64

Answers

1
Compared to veins, arteries:
carry blood away from the heart at high pressure.
return blood back to the heart and are thick-walled.
carry blood back to the heart under low pressure.
are thin-walled and carry blood back to theheart.
2
In between chest compressions, you should deliver rescue breaths that:
produce visible rise of the stomach.
maximize air entry into the esophagus.
are 1 second in duration.
cause the chest to expand fully.
3
Plasma is:
contained within blood cells.
what carries oxygen to the cells.
also called an infection fighter.
the fluid component of the blood.
4
If the AED advises “no shock,” you should:
check for a pulse for up to 10 seconds.
perform CPR for 2 minutes and reassess.
determine whether the patient is breathing.
reanalyze the patient’s cardiac rhythm.
5
If a rescuer is alone with an infant or child who is in cardiac arrest, when should the rescuer activate the EMS system?
As soon as cardiac arrest is confirmed
When the rescuer is too exhausted to continue
After five cycles (about 2 minutes) of CPR
After 3 to 5 minutes of rescue breathing
6
When performing chest compressions on a small child, you should:
use your middle and ring fingers to compress the sternum.
deliver at least 120 compressions per minute.
compress the chest to a depth of at least 2" (5 cm).
place the heel of one hand in the center of the chest.
7
Which component of the blood carries oxygen from the lungs to the body and brings carbon dioxide back to the lungs?
Platelets
Plasma
White blood cells
Red blood cells
8
When checking for a pulse in an adult patient, you should:
locate the brachial artery and feel for pulsations.
check for at least 5 seconds but no more than 10 seconds.
begin CPR if the pulse rate is less than 60 beats/min.
feel for the pulse on the inside of the upper part of thearm.
9
Blood clotting is the responsibility of:
platelets.
plasma.
white blood cells.
red blood cells.
10
If assessing for breathing & pulse in unresponsive pt., you should:
simultaneously assess for breathing and a pulsefor no more than 10 seconds.
assume that a pulse is not present if thepatient is not breathing normally.
assess for a pulse for at least 15 seconds and then assessfor breathing.
assess for breathing for at least 15 seconds and then assessfor a pulse.
11
During two-rescuer CPR on a 60-year-old woman, the patient begins regurgitating. You should:
continue CPR until responding EMTs arrive.
clear her mouth of vomit with your finger.
immediately place the woman on her side.
suction her mouth for up to 15 seconds.
12
A manual defibrillator is preferred to an AED if the patient:
weighs more than 200 pounds.
is between 1 month and 1 year of age.
has an implanted pacemaker.
has a known history of heart problems.
13
Which of the following is not a sign of effective CPR?
A carotid pulse can be felt during chestcompressions.
The chest visibly rises during ventilations.
The patient’s skin color turns from blue to pink.
Compressions are delivered at a rate of 80 per minute.
14
If a cardiac arrest patient is found in a bed, you should:
place a flat object underneath him and begin CPR.
immediately place the patient on a firm, level surface.
begin CPR until ALS personnel arrive.
determine if a valid DNR order is present before starting CPR.
15
If you are alone with an unresponsive adult patient, you should first:
check the pulse for no longer than 10 seconds.
quickly visualize the patient’s chest to look for signs ofbreathing.
perform 2 minutes of CPR and then activate the EMS system.
activate the EMS system and return to the patient.
16
Under normal conditions, when the cells of the body receive blood, they:
absorb carbon dioxide and produce oxygen.
retain carbon dioxide and other key nutrients.
produce oxygen that is sent back to the heart.
absorb oxygen and produce carbon dioxide.
17
Which of the following chambers of the heart pumps deoxygenated blood to the lungs?
Left atrium
Left ventricle
Right atrium
Right ventricle
18
The most detrimental effect that passive vomiting can have on a cardiac arrest patient is:
aspiration into the lungs.
a delay in receiving CPR.
infectious disease transmission.
bleeding into the esophagus.
19
Before placing AED pads to an adult chest, you see a transdermal medication patch a pad needs to be placed. You should:
continue CPR only until a paramedic unit arrives at thescene.
apply the AED pad 1” lower than the medication patch.
remove the medication patch, wipe the skin, and apply theAED pad.
place the patient prone and apply the AED pads to his back.
20
Which of the following is an example of abandonment?
You are too physically exhausted to continue CPR.
You discontinue CPR before paramedics arrive.
A licensed physician orders you to stop CPR.
You turn over care of your patient to a paramedic.
21
Which of the following statements regarding chest compressions on an infant is correct?
Use heel of one hand & compress the chest at rate of 100 times per minute.
Give 2 breaths after every 15 compressions if you are the only rescuer.
Compress the sternum approximately one third the depth ofthe chest.
More compression force needed in infant to ensure blood is circulated well.
22
When performing two-rescuer CPR on an infant or child, you should:
use the heel of one hand to compress the chest.
deliver each rescue breath over 1 to 2 seconds.
switch roles after every 20 cycles of CPR.
give two breaths after every 15 compressions.
23
The correct compression to ventilation ratio for adult CPR is:
5:1.
15:2.
30:1.
30:2.
24
Regardless of the patient’s age, chest compressions should be:
followed by one slow rescue breath.
shallow in depth to avoid liver injury.
initiated after 9-1-1 has been called.
performed at a rate of 100 to 120 per minute.
25
Brain damage may become irreversible in as little as _____ minutes following the onset of cardiac arrest.
8
6
4
2
26
If CPR is in progress by trained bystanders when you arrive at the scene, you should:
ensure that the bystander delivers at least 80compressions/min.
ask the bystanders to stop CPR while you apply the AED.
check for a pulse while compressions are ongoing.
stop CPR and check for a pulse for up to 10 seconds.
27
What is the proper location for performing chest compressions on a child or adult patient?
Center of the chest, in between the nipples
Below an imaginary line in between the nipples
Upper third of the patient’s sternum
Lower part of the sternum, over the xiphoid process
28
If pediatric-sized defibrillation pads & an energy reducer are not available for a child in cardiac arrest, you should:
promptly obtain these items.
continue CPR until EMTs arrive.
not defibrillate until paramedics arrive.
use adult-sized AED pads.
29
If the AED states that a shock is advised, you should:
allow the AED to reanalyze the cardiac rhythm.
ensure that no one is touching the patient.
deliver the shock and assess for a pulse.
perform 30 seconds of CPR and then defibrillate.
30
A patient who has experienced cardiac arrest:
rarely does so as a result of trauma or electrical shock.
is unconscious, not breathing, and pulseless.
is not breathing, but often has a weak carotid pulse.
cannot be resuscitated after 5 minutes of cardiac arrest.
31
In which of the following situations should you not initiate CPR?
The arrest interval is more than 5 minutes.
There is evidence of tissue decomposition.
A defibrillator is not readily available.
Paramedic arrival is greater than 10 minutes.
32
A child is most accurately defined as a person who:
weighs less than 100 lb (45.4 kg).
is still in elementary school.
is between 1 year and the onset of puberty.
is younger than 8 years.
33
Most out-of-hospital cardiac arrest patients have an irregular electrical heart rhythm called:
asystole.
ventricular tachycardia.
pulseless electrical activity.
ventricular fibrillation.
34
A pulse is generated when the:
veins of the body contract in response tocontraction of the heart.
heart relaxes and pressure on the walls of the arteries isrelieved.
heart contracts and sends a wave of pressure through thearteries.
arteries contract in response to the strong pumping force ofthe heart.
35
In which of the following situations would it be most appropriate for the EMR to discontinue CPR?
The EMR begins to experience mild fatigue.
A registered nurse orders the EMR to stop.
Patient care is transferred to a bystander.
Spontaneous ventilation and circulation return.
36
A patient in cardiac arrest stands the greatest chance for survival if he or she:
takes no medications.
receives timely two-rescuer CPR.
is younger than 50 years of age.
receives early defibrillation.
37
After a patient experiences cardiac arrest, brain damage begins within:
6 to 8 minutes.
1 to 2 minutes.
2 to 4 minutes.
4 to 6 minutes.
38
If the family member of a cardiac arrest patient presents you with a living will, you should:
determine if the living will is valid.
cease resuscitative efforts at once.
begin CPR but do not apply an AED.
follow your department’s protocols.
39
Plasma constitutes _____ of a patient’s total blood volume.
55%
70%
20%
45%
40
If you witness a patient’s cardiac arrest, you should:
perform 3 minutes of CPR and then apply an AED.
defibrillate him or her after performing five cycles of CPR.
begin CPR and apply an AED as soon as one is available.
perform 10 cycles of CPR and then apply an AED.
41
When performing chest compressions on any patient, it is important to:
allow the chest to fully recoil between compressions.
deliver two rescue breaths after every 15 chestcompressions.
compress the chest to a depth of 1" to 2" (2.5 to5 cm).
rest your fingers on the chest wall to help support yourhands.
42
In addition to CPR, many EMRs are also trained to perform:
advanced airway care.
medication administration.
automated external defibrillation.
intravenous therapy.
43
Assessment of an adult pt.- unresponsive. After placing pt. on his back & instructing someone to call 9-1-1. You should:
perform 15 chest compressions followed by two slow breaths.
check for breathing and a pulse for no longer than 10seconds.
perform 30 chest compressions followed by two slow breaths.
open the airway and deliver two breaths, each lasting 1second.
44
Which of the following statements regarding child CPR is correct?
The sternum should be compressed to a depth of 1" (2.5cm).
Adequate chest rise requires breaths that are 2 secondslong.
You should use more force when ventilating achild.
Compress the chest with two hands in larger children.
45
Which of the following statements regarding complications of CPR is correct?
Gastric distention will occur if rescue breaths are tooshallow.
Ribs or cartilage may be broken despite proper CPRtechnique.
Regurgitation is an uncommon occurrence during cardiacarrest.
Proper hand position totally eliminates the risk of brokenribs.
46
In the absence of an AED or additional personnel to assist, you should continue CPR until:
15 minutes have past.
the patient’s skin color improves.
a bystander requests that you stop.
the patient starts to move.
47
The first link in the chain of survival involves:
performing defibrillation within 2 to 3 minutes.
the administration of drugs by paramedics.
cooling the body to protect the brain.
recognizing cardiac arrest and calling 9-1-1.
48
The AED should be applied in all of the following situations, except:
a patient with an unwitnessed cardiac arrest.
an unresponsive patient who is pulseless.
a patient whose cardiac arrest was witnessed.
a nonbreathing patient who has a weak pulse.
49
By compressing a patient’s sternum during CPR, you:
change pressure in the patient’s chest and force bloodthrough the body.
can sustain pt. indefinitely if compressions areof adequate depth.
will often cause a spontaneous return of pulse after about 5to 10 minutes.
dramatically increase the amount of blood that is oxygenatedin the lungs.
50
Assessing a pt. found unresponsive, you note muscles are stiff & areas of body close to ground are purple. You should:
perform CPR until EMTs arrive.
apply the automated external defibrillator.
notify the coroner and funeral home.
not initiate resuscitation efforts.
51
A patient with an infection would be expected to have an increase in:
plasma levels.
white blood cells.
platelet levels.
red blood cells.
52
Oxygen passes from the blood cells into the cells of body tissues:
when the body has low oxygen levels.
within the body’s small veins.
at the capillary level.
when the body has high carbon dioxide levels.
53
Blood is pumped throughout the entire body after it:
circulates within the liver.
leaves the right ventricle of the heart.
has been filtered by the kidneys.
has picked up oxygen in the lungs.
54
If a patient is found to be unresponsive, the EMR’s first action should be to:
apply the AED immediately.
manually open the patient’s airway.
begin CPR, starting with chest compressions.
assess for breathing and check for a pulse.
55
Which of the following statements regarding CPR is not correct?
All patients who are not breathing and pulseless shouldreceive CPR.
CPR is most beneficial if it is initiated by bystanders orEMRs.
CPR by itself is often enough to resuscitate a patient incardiac arrest.
CPR may sustain a patient’s life until ALS is available.
56
All of the following are signs of obvious death, except:
decapitation.
an absent pulse.
dependent lividity.
muscle stiffening.
57
An unresponsive man has been injured & has gasping breathing. You are not sure if you feel a carotid pulse. You should:
begin CPR and open the airway with the jaw-thrust maneuver.
perform chest compressions but do not give rescue breaths.
give one rescue breath every 3 to 5 seconds and reassesshim.
open his airway with the head-tilt chin lift maneuver.
58
The function of the right atrium is to:
receive blood that is returning from the lungs.
pump deoxygenated blood to the lungs.
pump oxygenated blood throughout the body.
receive blood from the veins of the body.
59
Every effort should be made to avoid interrupting CPR for longer than:
10 seconds.
25 seconds.
15 seconds.
20 seconds.
60
The left ventricle is the most muscular chamber of the heart because it:
requires the least amount of oxygen.
receives oxygenated blood from the lungs.
must force blood to all parts of the body.
does not stretch as much as the other chambers.
61
Which of the following statements regarding two-rescuer adult CPR is correct?
Do not interrupt compressions for more than 15 to 20seconds.
Two rescuers should be able to switch roles within 10seconds.
Two breaths should be delivered after every 15 compressions.
Switching roles every 2 minutes will minimize rescuerfatigue.
62
When performing two-rescuer CPR on an infant, you should:
compress chest w/middle & index fingers, deliver 1 breath/ 5 compressions.
use 2-thumb/encircling hands tech. deliver 2 breaths after 30 compressions.
use 2-thumb/encircling hands tech. deliver 2 breaths after 15 compressions.
compress chest w/heel of 1 hand & deliver 2 breaths after 30 compressions.
63
All of the following are components of the circulatory system, except the:
heart.
lungs.
blood vessels.
blood.
64
Which of the following represents the most correct treatment sequence for a patient with unwitnessed cardiac arrest?
Attach AED & defibrillate once if indicated, begin CPR, reassess in 2 mins.
Check pulse, attach AED, defibrillate if indicated, perform 10 cycles CPR.
Attach AED, defibrillate 3 times if indicated, check pulse, resume CPR.
Begin CPR, attach AED, defibrillate if indicated, CPR, check in 2 more min.

CPR BLS Knowledge Check Flashcards | StudBud