Relias Dysrhythmia Basic Test Answers 2023 Dysrhythmia – Basic A ( A+ GRADED 100% VERIFIED)

1. normal sinus

rhythm

2. Sinus Arrhythmia

3. Sinus Bradycardia

4. Sinus Tachycardia

5. Premature Atrial Contraction

(PAC)

6. Sinus Arrest/Pause

heart rhythm originating in the sinoatrial node with a rate

in patients at rest of 60 to 100 beats per minute

Appearance is ALMOST NORMAL:

Respiratory - Circulatory interaction

Rate INCREASES with INSPIRATION (IN=IN)

<60>

normal sinus rhythm

>100 (100-150)

normal sinus rhythm

Heart Rate: Depends on underlying rhythm

Regularity: Interrupts the regularity of underlying rhythm

P-Wave: can be flattened, notched, or unusual. May be

hidden within the T wave

PRI: measures between .12-.20 seconds and can be prolonged; can be different from other complexes

QRS: <.12 seconds

- SA node doesn't fire

- notice absence of P-wave for a complete cycle (a missed

cycle)

length of pause ` multiple of normal rate (block)

Basic Dysrhythmia-Relias

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7. Atrial Fibrillation

(A-Fib)

an irregular and often very fast heart rate originating from

abnormal conduction in the atria

8. Atrial Flutter irregular beating of the atria; often described as "a-flutter

with 2 to 1 block or 3 to 1 block"