Muscles and their actions- lower body Flashcards
1
Q
A
tibialis anteroir
- front of shin
- crosses ankle
- dorsi flexion, inversion of foot
- originates at tibia and interosseus membrane
- inserts at first metatarsal and first cuneiform on underside of foot
2
Q
tibialis anterior
A
- front of shin
- crosses ankle
- dorsi flexion, inversion of foot
- originates at tibia and interosseus membrane
- inserts at first metatarsal and first cuneiform on underside of foot
3
Q
A
soleus
- calf
- crosses ankle
- raises heel
- ankle plantar flexion
- originates tibia, fibula and interosseous membrane
- inserts at calcaneus
4
Q
soleus
A
- calf
- crosses ankle
- raises heel
- ankle plantar flexion
- originates tibia, fibula and interosseous membrane
- inserts at calcaneus
5
Q
A
Gastrosnemius
- calf
- crosses ankle and knee
- plantar flexion
- knee flexion
- originated bottom of femus
- inserts calcaneus via achilles tendon
6
Q
Gastrocnemius
A
- calf
- crosses ankle and knee
- plantar flexion
- knee flexion
- originated bottom of femus
- inserts calcaneus via achilles tendon
7
Q
A
Rectus femorous
- front of thigh (one of the quads)
- crosses knee and hip
- knee extension
- lifts thigh (hip flexion)
- originates iliac spine and top of acetabulum
- inserts top of tibia via patella tendon
8
Q
Rectus Femorous
A
- front of thigh (one of the quads)
- crosses knee and hip
- knee extension
- lifts thigh (hip flexion)
- originates iliac spine and top of acetabulum
- inserts top of tibia via patella tendon
9
Q
A
Vastus intermedius
- front of thigh (one of quads)
- crosses knee
- knee extension
- origin upper femur
- insertion top of tibia via patella tendon
10
Q
Rectus femorous
A
- front of thigh (one of quads)
- crosses knee
- knee extension
- origin upper femur
- insertion top of tibia via patella tendon
11
Q
A
Vastus intermedius
- front of thigh (one of the quads)
- crosses knee
- knee extension
- origin is upper femur
- insertion top of tibia via patella tendon
12
Q
Vastus Intermedius
A
- front of thigh (one of the quads)
- crosses knee
- knee extension
- origin is upper femur
- insertion top of tibia via patella tendon
13
Q
A
Vastus medialis
- front inside of thigh (one of the quads)
- crosses knee
- knee extension
- origin front medial surface of femur
- insert top of tibia
14
Q
Vastus Medialis
A
- front inside of thigh (one of the quads)
- crosses knee
- knee extension
- origin front medial surface of femur
- insert top of tibia
15
Q
What are the 4 quad muscles
A
Rectus femorous
Vastus intermedius
vastus medialis
vastus lateralis
16
Q
A
Vastus Lateralis
- front outside of thigh (one of quads)
- crosses knee
- knee extension
- origin front lateral surface of femus
- insert top of tibia via patella
17
Q
Vastus lateralis
A
- front outside of thigh (one of quads)
- crosses knee
- knee extension
- origin front lateral surface of femus
- insert top of tibia via patella
18
Q
Which is the bulkiest of the quads
A
vastus lateralis
19
Q
A
Biceps femoris
- back of thigh (hams)
- crosses knee and hip
- knee flexion
- hip extension (thigh backwards)
- lateral rotation of flexed kne
- origin ischium
- insertion head of fibula
20
Q
A
semimembranosus
- back of thigh (hams)
- crosses knee and hip
- knee flexion
- hip extension (thigh backwards)
- origin ischium
- insertion tibia
21
Q
semimembranosus
A
- back of thigh (hams)
- crosses knee and hip
- knee flexion
- hip extension (thigh backwards)
- origin ischium
- insertion tibia
22
Q
A
semitendinosus
- back of thigh (hams)
- crosses knee and hip
- knee flexion
- pull thigh backwards (hip extension)
- origin ischium
- insertion tibia
23
Q
Semitendinosus
A
- back of thigh (hams)
- crosses knee and hip
- knee flexion
- pull thigh backwards (hip extension)
- origin ischium
- insertion tibia
24
Q
Which muscles are part of the hamstrings
A
biceps femoris, semimembranosus, semitendinosus
25
Q
What muscles participate in knee flexion
A
gastrocnemius, biceps femoris, semi membranous, semitendinosus
