Muscles Flashcards
What’s neuromuscular?
Between a neuron and muscle tissue
What’s a Synapses?
The gap between two neurons
What’s action potentials
Neurons send nerve impulses called action potentials.
What does action potentials involve ?
Changes to the concentration of sodium and potassium ions across a membrane
Why do ion channels change structure ?
In response to voltage changes
The muscle helps and allows …
Movement of skeleton
Heart beating
Allowing lungs to relax and expand
Move food through the digestive system
What does myogensis do?
Helps develop muscle tissues
When is myogensis developed ?
During embryonic development
Name different muscle fibres ?
Sarcoplasmic reticulum
Muscle fibre
Myosin
Sarcomere
Actin
What’s myosin ?
Thick protein filament
What’s actin?
Thin protein filament with globular subunits
What’s contractions ?
Actin fibres slide between myosin fibres which shorten the muscle
