LET’S HAVE SOME QUICK REVISION
Our muscles are essential to…
…move.
VOLUNTARY
We have two types of muscles…
INVOLUNTARY
They work when…we want.
the brain sends an electrical signal to the muscle.
They work automatically.
A very important involuntary muscles is the…
HEART MUSCLE
MYOCARDIUM
FUNCTION
TO PUMP BLOOD THROUGH ALL THE BODY.
Other involuntary muscles are in our…
stomach intestines
Skeletal muscles.
The voluntary muscles are all the …
biceps
triceps
gluteus
quads
deltoidspects
Muscles generally work in… pairs
BICEPS FLEXOR
RELAXESEXTENSORTRICEPS
CONTRACTS
Our muscles are joined to the
……………… by the ………………BONES TENDONS
TENDONSBONES
TO KEEP OUR MUSCLES STRONG WE NEED TO …
EAT HEALTHY DO SPORTS