Lab Values Test 3

Question 1

Coagulation studies

Answer 1

Activated partial thromboplastin time aPTT 21-35s

Prothrombin time PT 11-13s

International normalized ratio, INR 0.8-1.2

Question 2

Heart rhythm measurements

Answer 2

PR interval 0.12 - 0.2
QRS complex 0.06 - 0.12
QT interval less than 0.4 seconds.