| Question | Answer | 
| 3 Types of muscle | Skeletal- S + V Cardiac- S+ IV Smooth- NS-IV | 
| Muscles are... Extensible, Elastic and Contractable | Extensible- Stretch and extend Elastic- resume resting length after extending Contractable- Ability to shorten =movement | 
| Muscle Structure | . | 
| Epimysium | Dense irregular tissue surrounding entire muscle | 
| Endomysium | Wispy sheath of connective tissue surrounding individual fibres | 
| Perimysium | Connective tissue Surrounding fasicles | 
| Fascicles | BUNDLES long cylindrical fibres | 
| Muscle Fibres | . | 
| Myofobrils | Contractile proteins (give striated appearance) | 
| Sarcomere | Contractile proteins (Smallest unit) Contains actin and myosin | 
| Cytoplasm (Sarcoplasm) | Contains glycogen and myoglobin jelly surrounding fibres | 
Want to create your own Flashcards for free with GoConqr? Learn more.