Duration of t wave - Study guides, Class notes & Summaries

Cardiac Conduction Pathway System SA node> AV node> Bundle of His> Left and Right bundle branches> Purkinjie fibers Pacemakers of the heart Natural: SA Node = 60-100 beats/minute Backup: AV Node = 40-60 beats/minute Backup: Purkinje Fibers (ventricles) = 20-40 beats/minute Brainpower Read More SA Node • Intrinsic Pacemaker of the heart • Rate 60-100 beats/min • RA (Right Atrium), close to SVC (Superior Vena Cava) • Blood supply from RCA (Right Coro...

CCI Echocardiography Practice Questions with Complete Solutions Which Aortic leaflet is the superior one in the PSLA Right Leaflet Name the tricuspid leaflets Posterior and Anterior The coronary arteries come off of the.. Sinus of Valsalva Name the vessels coming off the arch and the most proximal or distal. Innominate (proximal), left carotid, and the left subclavian (distal) What cardiac pathology is associated with bicuspid aortic valves? Coarctation of the Aorta Where do ...

Basic Cardiac Rhythm Interpretation Advanced Exam Review Update A+ 1 / 22 P Wave Atrial Depolarization stim￾ulated by the firing of the SA node. Evaluate: consistent ap￾pearance and 1:1 relation￾ship with QRS complex. If not identical some, or all, may be atrial, but not SA node, in origin. IF >1 P-wave precedes QRS a heart block may be present. Basic Cardiac Rhythm Interpretation Advanced Exam Review Update A+ 2 / 22 PR Interval Impulse traveling time from the atriu...

Normal PR segment length 0.12 - 0.2 sec 3 - 5 small boxes Normal QRS interval 0.06 - 0.1 sec 1 - 3 small boxes Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:01 / 0:15 Full screen Normal P amplitude & duration < 0.12 sec (3 small boxes) < 0.25 mV (2.5 small boxes) causes of arrhythmias HISDEBS: hypoxia, ischemia/irritability, SNS, drugs, electrolytes, bradycardia, stretch (hypertrophy/enlargement) symptoms...

SPI Exam Review Questions And Answers (Updated And Verified) Ultrasound imaging type in which pulses are reflected and used to produce a display - answerpulsed wave brightness of the dots on image - answeramplitude round-trip travel time per cm in soft tissue - answer13 microseconds A line produced on a display that represents ultrasonic echoes returning from the body. A sonographic image is composed of many such lines. - answerscan line Type of image presented in a rectangular format. ...

T/F: Current exists in an ideal capacitor only when its voltage is changing True T/F: In a series capacitor circuit, the largest value of capacitance will have the smallest amount of voltage dropped across it. True T/F: In a series capacitor circuit, the largest value of capacitance will have the largest share of total charge on its plates False T/F: Magnetic lines of force never cross one another True T/F: Current flowing through a conductor creates a magnetic fi...

Electrocardiogram (ECG) correct answer: Since you can't see the heart beating we use a ECG to provide a picture that replicates the actual cardiac issue. Myocardial Infraction (MI) correct answer: Heart Attack -Have abnormal rhythms. -Death of cardiac muscle due to ischemia Doe the ECG machine monitor or control the hearts rhythm? correct answer: Only monitors Straight line when machine is turned on but not connected to the patient correct answer: Isoelectric = no current ...

Types of prevention - answer-primary- car restraints, bicycle helmets, immunizations secondary- prevent for those with RF-pap, mammo tertiary-mgmt of established disease- meds, lifestyle Primary - answer-Preventing the health problem, most cost effective form of healthcare **IMMUNIZATIONS, ensuring adequate illumination at home (preventing falls) Secondary - answer-Detecting disease in early asymptomatic stages, screenings -Early cause finding of asymptomatic disease via the use of a sc...

AASM Sleep Exam 1 Questions and Answers 2024/25 Update Test 1 / 400 AASM Sleep Tech Practice Questions Print test Options ...

AASM Sleep Exam 2 Questions and Answers 2024/25 Update Following RECOMMENDED guidelines, which of the following would be an appropriate time to end an MWT: 1. No sleep at 20 minutes of recording 2. 20 minutes even if sleep occurs earlier 3. A single epoch of N1 4. 3 consecutive epochs of stage N1 Choose matching definition Generalized tonic-clonic seizures In the preauricular behind the ear Continuous positive airway pressure mask 3 consecutive epochs of stage N1 Don't know? 1 o...