#Question id: 24437
#Unit 1. Molecules and their Interaction Relevant to Biology
#Question id: 24438
#Unit 1. Molecules and their Interaction Relevant to Biology
#Question id: 24439
#Unit 13. Methods in Biology
#Question id: 24440
#Unit 13. Methods in Biology
#Question id: 24441
#Unit 13. Methods in Biology
#Question id: 24442
#Unit 13. Methods in Biology
Match the following Column I with Column II
| 
   Column I  | 
  
   Column II  | 
 
| 
   A. PR segment  | 
  
   i. Plateau
  portion of the ventricular action  potential  | 
 
| 
   B. PR interval  | 
  
   ii. Conduction
  through atrioventricular node  | 
 
| 
   C. ST segment  | 
  
   iii. The time
  from initial depolarization of the  atria to initial
  depolarization of the ventricles  | 
 
| 
   D. ST interval  | 
  
   iv. An
  isoelectric portion of the QT interval  | 
 
