AP2 Q5 ECG

When to use ECG

• Hypertension

• Diabetes Mellitus

• Myocardial Infarction

The .......................are special cells that start the electrical activity of the heart

calculate the cardiac output in liters : HR =75

Stroke volume 80ml

• 6000

• 600

• 6

• 6.5

The strong heart muscle can give more stroke volume

• True

• False

Repolarization of the ventricles is

• Contraction of the ventricles

• contraction of the Atrium

• Relaxation of the Ventricls

• Relaxation of the Atrium

Av Node is the Pacemaker of the heart

• True

• False

Sympathetic nervous system can

• Dilate the pupil

  decrease the heart rate

• Dilate the airways

  constrict pupils

• Inhibite digestive Tract

  dilate pupil

  increase the heart rate

• Decrease the heart rate

  inhibit saliva

The T wave in ECG correspond to

The T wave in ECG correspond to

Hypertension is

• 150l90

• 130/70

• 120/60