00:00 Timestamps
00:30 Sarcomere contraction – actin & myosin
2:33 Length-tension relationship of muscles
3:25 Isotonic Vs Isometric muscle contractions & eccentric vs concentric
5:20 Fast Vs Slow Muscle Twitch
7:37 Nerves – what is a motor unit vs motor pool
8:36 Size Recruitment Principle
9:00 Tetanus of muscles & rate coding
10:30 Spinal anatomy and neurones
12:15 Extrafusal a fibres
13:14 Sensory innervation to muscles
14:15 A-Y coactivation
15:44 1a afferent muscle stretch/ myotatic reflex
20:09 Renshaw cells – co-contraction of agonist and antagonist
22:30 GTO and 1b afferent
24:00 Summary of reflexes
26:30 Flexion-withdrawal crossed extension reflex – stepping on a lego brick 🙁
27:00 EMG Practical – H waves & M waves
MMBGold, MMBantomytips, MMB, MMB Gold, Physiology