Answer:
i will answer this sooon
Explanation: i just need points
1. Rhythm generators (SA node)
2. Conductive cells (node cells)
3. Contractile cells (myocardial cells)
Answer:
C. Is travelling on a curve in the road.
Explanation: the two vehicles behind the truck is moving at a constant speed because there is no change in velocity. The truck is changing directions AND speed (Acceleration/Velocity).