location of muscles,insertion,origin,actions Flashcards
(23 cards)
describe location, origin, insertion and contraction of external obliques
location= side of abdomen, closer to the surface (superficial)
origin=outer surface of 6th-12th ribs
insertion=iliac crest, the pubis and the fascial connection to the linea alba
contraction=rotation and lateral flexion of spine
describe location, origin, insertion and contraction of transverses abdominus
location=abdomen
origin=iliac crest, thoracolumbar fascia and lower 6 ribs
insertion= pubis and fascial connection to the linear ulna
contraction=compressing and supporting the abdominal contents, deep stabiliser in the spine
describe location, origin, insertion and contraction of diafragm
location= beneath ribcage
origin=base of sternum, inner surface of the lower 6 ribs and the upper 3 lumbar vertebrae
insertion=central tendon of the diaphragm
contraction=drawing the central diaphragmatic tendon downwards increasing volume the thorax
describe location, origin, insertion and contraction of intercostals
location=between ribs
origin=inferior border of ribs and costal cartilages
insertion=superior border of the rib below
contraction=elevate ribs to acid respiration and draws ribs down to aid expiriation
describe location, origin, insertion and contraction of hip flexors
location=through the pelvis and onto the femur
origin=iliac fossa and lumbar vertebrae
insertion=lesser trochanter of the femur
contraction=flexion and external rotation of hip
describe location, origin, insertion and contraction of gluteus maximus
location=bottom buttocks
origin= coccyx, sacrum, and iliac crest
insertion=upper femur and illiotibial band (ITB)
contraction=extension,external rotation and abduction of hip
describe location, origin, insertion and contraction of abductor group gluteus medium and minimus
location=outside of upper thigh/hip
origin=outer surface of the ilium
insertion= upper femur and upper tibia (via ITB)
contraction=abduction of hip
describe location, origin, insertion and contraction of adduction group
location=inner thigh
origin=the pubis and ischium
insertion=upper, mid and lower femur
contraction=adduction and internal rotation of hip
describe location, origin, insertion and contraction of quads
location=front of thigh
origin=anterior inferior iliac spine (AIIS)and femur
insertion=anterior, upper tibia via the patella
contraction=flexion of hip and extension of patella
describe location, origin, insertion and contraction of hamstrings
location=back of thigh
origin=ischium and posterior surface of femur
insertion=head of the fibula and upper, medial surface of tibia
contraction=extension of hip, flexion of patella and tilting the pelvis posteriorly
describe location, origin, insertion and contraction of gastrocnemius
location=calf
origin=posterior lower femur
insertion=calcaneus
contraction=plantarflexion of the ankle and flexion of knee
describe location, origin, insertion and contraction of soleus
loaction=calf
origin= upper posterior tibia
insertion=calcaneus
contraction= planter flexion of ankle
describe location, origin, insertion and contraction of tibias anterior
location=front of lower leg
origin=lateral,upper tibia
insertion=1st metatarsal and medial tarsal
contraction = dorsiflexion and inversion of the ankle
describe location, origin, insertion and contraction of deltiods
location=shoulder
origin=clavicle and upper scapula
insertion=upper humerous
contraction= abduction,flexion,extension,horizontal flexion and extension, internal and external rotation of shoulder joint
describe location, origin, insertion and contraction of biceps brachii
location=front of upper arm
origin=anterior surface of scapula
insertion=upper radius
contraction=flexion of elbow, supination of forearm and flexion of shoulder
describe location, origin, insertion and contraction of tricep brachii
location=back of upper arm
origin=posterior upper humerous and the scapula
insertion=upper ulna
contraction= extension of the elbow, extension and abduction of shoulder joint
describe location, origin, insertion and contraction of latissimus dorsi
location=sides of the back
origin=lower 7 thoracic vertebrae, inferior angle of scapula, thoracolumbar fascia and the iliac crest
insertion=anterior upper humerous
contraction= adduction, extension, internal rotation of shoulder joint
describe location, origin, insertion and contraction of trapezius
location= upper back
origin=base of skull, spinous processes of C7-T12
insertion=lateral clavicle and upper surface of scapula
contraction= elevation, retraction and depression of shoulder girdle, extension, lateral flexion and rotation of neck
describe location, origin, insertion and contraction of rhomboids
location=mid back
origin=spinous processes of C7-T5
insertion=medial border of scapula
contraction=retraction and elevation of scapula
describe location, origin, insertion and contraction of pectoralis major
location=chest
origin=medial clavicle and sternum
insertion=upper humerous
contraction=flexion,horizontal flexion, adduction and internal rotation of shoulder joint
describe location, origin, insertion and contraction of erector spinae
location=either side of spine
origin=sacrum, ilium, ribs and vertebrae
insertion=ribs,vertebrae and base of skull
contraction=extension and lateral flexion of spine
describe location, origin, insertion and contraction of rectus abdominis
location=along the centre of abdomen
origin=pubis
insertion=cartilage of 5th-7th rib and base of sternum
contraction= flexion and lateral flexion of spine and tilting the pelvis posteriorly
describe location, origin, insertion and contraction of internal obliques
location= sides of abdomen, deeper to external obliques
origin=iliac crest and thoracolumbar fascia
insertion=lower 3 ribs and the fascial connection to the linear alba
contraction= rotation and lateral flexion of the spine
