2:00
Human body - heartbeat - slow 2 - 60 BPM, cardio, pumping blood - pulmonic valve.
2:00
Human body - heartbeat - slow 1 - 70 BPM, cardio, pumping blood - mitral valve.
2:00
Human body - heartbeat - moderate - 100 BPM, cardio, pumping blood - mitral valve.
1:00
Human body - heartbeat - fast 2 - 150 BPM, cardio, pumping blood, and pulmonic valve.
2:00
Human body - heartbeat - fast 1 - 130 BPM, cardio, pumping blood, and mitral valve.
3:49
Infant in a fetal monitor - monitoring heartbeats.
0:38
Tissue Paper Heart 27.
0:16
Tissue Paper Heart 26.
0:13
Tissue Paper Heart 25.
0:04
Tissue Paper Heart 24.
0:29
Tissue Paper Heart 23.
0:27
Tissue Paper Heart 22.
0:37
Tissue Paper Heart 21.
2:09
Tissue Paper Heart 20.
1:49
Tissue Paper Heart 19.
0:15
Tissue Paper Heart 18.
0:14
Tissue Paper Heart 17.
1:01
Tissue Paper Heart 16.
0:47
Tissue Paper Heart 15.
0:25
Tissue Paper Heart 14.