Musculo System Flashcards
12 voluntary muscles
Deltoid Pectorals major Latissium dorsi Bicep Tricep Obliques gluteals Hip flexors Quadriceps Hamstrings gastrocnemius Tibialis anterior
Gluteals
Location-In the middle of the
body at the back,
forming the bottom.
Function-Adduct and extend
the leg at the hips,
pull the leg
backwards.
Hamstring
Location- At the top of each leg
at the back.
Function- Flex the legs at
the knees.
Gastrocnemius
Location- At the bottom of each leg at the back. Also known as the calf muscles. Function- Point the toes (planta-flexion) at the ankle.
Latissimus dorsi
Location- At the back of the
body, either side
of the chest.
Function-Pull your arms down at the shoulders and behind your back (adduct and extend).
Tricep
Location- At the top of each
arm at the back.
Function-Extend the arm at
the elbow.
Deltoids
Location- In the upper
part of the
body, covering
the shoulders.
Function- Raise the arms in
all directions at
the shoulders.
Bicep
Location- At the top of
each arm at the
front.
Function- Flex the arm at
the elbows.
Quadricep
Location- At the top of
each leg at the
front.
Function- Extend the leg at
the knee.
Pectorals major
Location- In the upper part
of the chest at
the front.
Function-Adduct the arm at
the shoulder.
External obliques
Location- To the side of
the abdomen.
Function- Pull the chest
downwards. Flex
and rotate the
spinal column.
Tibialias anterior
Location- Runs down the shin. Function- Pull the toes up towards the shin (dorsi-flexion).
Hip flexors
Location- Sit deep in the
front of the hip
and connect the
leg .
Function- Flex the hip, help
the leg and knee
up towards the
body.
What are voluntary muscles
They are muscles that are under your control.
They can only pull by contracting
Involuntary muscles
They are not under our control. They contract and relax automatically controlled by the in voluntary nervoushii system
