1. The electrocardiogram is used to: a. Determine pulse rate b. Detect valvular dysfunction c. Evaluate electrical activity in the heart d. Determine whether the heart is beating 2. The normal...

1. The electrocardiogram is used to:

a. Determine pulse rate

b. Detect valvular dysfunction

c. Evaluate electrical activity in the heart

d. Determine whether the heart is beating

2. The normal conduction pattern of the heart follows the sequence:

I. SA node

II. Purkinje fibers

III. Bundle of His

IV. AV node

V. Bundle branches

VI. Internodal pathways

a. 1, 2, 3, 5, 6, 4

b. 1, 6, 4, 3, 5, 2

c. 1, 6, 4, 2, 3, 5

d. 6, 1, 5, 4, 3, 2