soc 14 Flashcards
What is the location and function of the gluteals
Location:In the middle of tne body at the back,forming at the bottom.
Function:Adduct and extend the leg at the hips,pull the leg backwards.
What is location and function of hamstrings
Location:at the top of each leg at the back
Function:Flex the legs at the knees
What is the location and function of the gastrocnemius
Location:At the bottom of each leg at the back.Also known as the calf.
Function:Point the toes(planta flexion) at the ankle.
Where is the location and what is the function of the latissims 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).
Where is the location and what is the function of the triceps
Location:At the back of each arm
Function:Extend the arm at the elbow.
Where is the location and the function of the deltoids
Location:In the upper part of the body,covering the shoulders.
Function:Raise the arms in all directions at the shoulders.
Where is the location and what is the function of the Biceps
Location:At the top of each arm at the front
Function:Flex the arm at the elbows.
Where is the location and what is the function for quadriceps
Location:At the top of each leg at the front
Function:Extend the leg at the knee.
Where is the location and what is the function of the pectorals major
Location:In the upper part of the chest at the front.
Function:Adduct the arm at the shoulder.
Where is the location and what is the function of the external obliques
Location:To the side of the of the abdomen
Function:Pull the chest downwards.Flex and rotate the spinal column
What is slow twitch muscle fibres (type 1)
These suit endurance activities-can work for long periods of time.
They’re darker in colour because they contain Myoglobin,a red pigment that transports oxygen to tbe working muscles.
What are the fast twitch muscle fibres.
Type 11a-used in a anaerobic work which can be improved through high intensity interval training.Increasing their resistence to fatigue.
Type 11x -used in highly explosive anaerobic work that can generate more power than the other muscle fibres but fatigue can happen quickly.
Suit speed events such as sprinting or jumping (type 11a and type 11x) are lighter in colour because they don’t use oxygen for energy.
