RN/PN Nclex CONCEPT: CARDIOVASCULAR SYSTEM Latest Updated 2022,100% CORRECT
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Module
NCLEX RN 1
Institution
NCLEX RN 1
RN/PN Nclex CONCEPT: CARDIOVASCULAR SYSTEM Latest Updated 2022
BLOOD FLOW
Imagine in your mind how the blood circulation works.
Conduction System & ECG:
Sinoatrial Node (SA Node)
-this is where the impulse starts
It is also known as what? How much firing does it g...
rnpn nclex concept cardiovascular system latest updated 2022
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RN/PN Nclex CONCEPT: CARDIOVASCULAR SYSTEM Latest Updated 2022
BLOOD FLOW
Imagine in your mind how the blood circulation works.
Atrioventricular Node (AV Node)
Conduction System & ECG: “Secondary pacemaker”
Sinoatrial Node (SA Node) 40-60bpm
-this is where the impulse starts
It is also known as what?
How much firing does it give?
It is also called as?
Pause for a while to give way
for ventricular filling
Muscle fibers that creates
synchronized contractions
Breakdown of an ECG 5-Step Method of ECG
Interpretation: P WAVE Describe how it looks.
QRS COMPLEX Describe how it looks.
Provide the normal value.
PR INTERVAL How do you measure this?
Provide the normal value.
RATE What is the normal rate?
RHYTHM How do you measure this?
Difficult Roads often lead to beautiful destinations… 1
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NAMING ECG
1. CHECK 5 PARAMETERS, IF NORMAL THEN PLACE THE WORD NORMAL.
IF 1 PARAMETER BECOMES ABNORMAL LEAVE IT BLANK
2. CHECK FOR THE ORIGIN OF FIRING: Identify where is the firing coming from?
SINUS = ?
ATRIAL = ?
VENTRICULAR = ?
3. CHECK THE RATE AND RHYTHM
P wave
A. SINUS RHYTHMS
QRS
1. PR Interval
Rate
Rhythm
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Management
DOC:
1.)ARTIFICIAL PACEMAKER - A pacemaker is inserted into the patient through a
simple surgery using either local anesthetic or a general anesthetic
2 MODES: BATTERY:
FIXED – (Asynchronous) impulse is given at a Lithium 10 years
constant rate Nuclear 20 years
DEMAND –(Synchronous) impulse is given only
when the heart rate decreases
**DIARY: what is the guideline in writing a diary?
MALFUNCTION:
Dizziness and Altered LOC
DISLODGEMENT:
Hiccups – spasms of the diaphragm
PACEMAKER GUIDELINES:
3.
Causes: Dehydration, Anemia
P wave
Shock, Hyperthyroidism
QRS
Management
PR Interval
DOC:
Rate
Anti-dysrhythmic drug
Rhythm
Beta-blockers
Calcium Channel Blockers
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