Lab 7 flashcards

Psoas Major muscle:
Muscles of anterior hip (1 of 3)
What is OIASA?

Origin: Lumbar vertebrae.
Insertion: Lesser trochanter of femur.
Action: Flexes thigh.
Synergist: iliacus muscle.

Antagonist:

iliacus muscle:
Muscles of anterior hip (2 of 3)
What is OIASA?

Origin: Iliac fossa.
Insertion: Lesser trochanter.
Action: Prime mover in thigh flexion.
Synergist: Psoas major muscle.

Antagonist:

Sartorius:
Muscles of anterior hip (3 of 3)
What is OIAA?

Origin: Anterior superior iliac spine (ASIS).
Insertion: Tibia.
Action: Flexes thigh and lower leg.

Antagonist:

Gluteus Maximus:
Muscles of posterior hip (1 of 2)
What is OIAA?

Origin: Dorsal ilium.
Insertion: Gluteal tuberosity of femur.
Action: Extension & lateral thigh rotation.

Antagonist:

Gluteus Medius:
Muscles of posterior hip (2 of 2)
What’s the location & synergist?

Synergist: Gluteus maximus.

Pectineus:
Muscles of the medial thigh (1 of 4)
What is ASA?

Action: Adducts, flexes and medially rotates thigh.
Synergist: Adductor longus.

Antagonist:

Adductor Longus:
Muscles of the medial thigh (2 of 4)
What is ASA?

Action: Adducts, flexes and medially rotates thigh.
Synergist: Adductor magnus.

Antagonist:

Adductor Magnus:
Muscles of the medial thigh (3 of 4)
What is ASA?

Action: Adducts, flexes and medially rotates thigh.
Synergist: Adductor longus.

Antagonist:

Gracilis:
Muscles of the medial thigh (4 of 4)
What is ASA?

Action: Adducts, flexes and medially rotates thigh.
Synergist: Adductor longus.

Antagonist:

Rectus Femoris (quadriceps femoris):
Muscles of the anterior thigh (1 of 5)
What is OIASA?

Origin: Anterior inferior iliac spine (AILS).
Insertion: Tibial tuberosity.
Action: Extends lower leg, flexes thigh.
Synergist: Vastus lateralis.

Antagonist:

Vastus lateralis (quadriceps femoris):
Muscles of the anterior thigh (2 of 5)
What is ASA?

Action: Extends lower leg.
Synergist: Vastus medialis.

Antagonist:

Vastus Intermedius (quadriceps femoris):
Muscles of the anterior thigh (3 of 5)
What is ASA?

Action: Extends lower leg.
Synergist: Vastus lateralis.

Antagonist:

Vastus Medialis (quadriceps femoris):
Muscles of the anterior thigh (4 of 5)
What is ASA?

Action: Extends lower leg.
Synergist: Vastus lateralis.

Antagonist:

Tensor Fasciae Latae:
Muscles of the anterior thigh (5 of 5)
What is AA?

Action: Flexes, abducts and medially rotates thigh.

Antagonist:

Biceps Femoris (hamstrings):
Muscles of the posterior thigh (1 of 3)

What is OIASA?

Origin: Ischial tuberosity.
Insertion: Fibula and tibia.
Action: Extends thigh, flexes lower leg.
Synergist: Semitendinosus.

Antagonist:

Semitendinosus (hamstrings):
Muscles of the posterior thigh (2 of 3)

What is OIASA?

Origin: Ischial tuberosity.
Insertion: Medial aspect of proximal tibia.
Action: Extends thigh, flexes lower leg.
Synergist: Biceps femoris.

Antagonist:

Semimembranosus (hamstrings):
Muscles of the posterior thigh (3 of 3)

What is OIASA?

Origin: Ischial tuberosity.
Insertion: Medial condyle of tibia.
Action: Extends thigh, flexes lower leg.
Synergist: Biceps femoris.+++

Antagonist:

Tibialis Anterior:
Muscles of the anterior leg (1 of 3)

What is IAA?

Insertion: Medial cuneiform.
Action: Dorsiflexes and inverts foot.

Antagonist:

Extensor Digitorum Longus:
Muscles of the anterior leg (2 of 3)

What is IAA?

Insertion: Distal phalanges of digits 2-5.
Action: Extends toes 2-5 and dorsiflexes foot.

Antagonist:

Extensor Hallucis Longus:
Muscles of the anterior leg (3 of 3)

What is IAA?

Insertion: Distal phalanx of great toe (hallux).
Action: Extends great toe and dorsiflexes foot.

Antagonist:

Fibularis Longus (peroneus):
Muscles of the lateral leg (1)

What is AA?

Action: Plantar flexion.

Antagonist:

Gastrocnemius (triceps surae):
Muscles of the posterior leg (1 of 5)

What is OIASA?

Origin: Medial and lateral condyles of femur.
Insertion: Via achilles tendon onto calcaneal tendon.
Action: Flexes lower leg, plantarflexion.
Synergist: Soleus

Antagonist:

Soleus (triceps surae):
Muscles of the posterior leg (2 of 5)

What is IASA?

Insertion: Calcaneal tendon onto calcaneus.
Action: Plantarflexes foot.
Synergist: Gastrocnemius.

Antagonist:

Flexor digitorum longus:
Muscles of the posterior leg (3 of 5)

What is IAA?

Insertion: Distal phalanges of digits 2-5.
Action: Flexes toes (2-5); plantar flexes foot.

Antagonist:

Flexor Hallucis Longus:
Muscles of the posterior leg (4 of 5)

What is IAA?

Insertion: Distal phalanx of great toe.
Action: Flexes great toe; plantar flexes foot.

Antagonist:

Tibialis Posterior:
Muscles of the posterior leg (5 of 5)

What is IAA?

Insertion: Tarsals and metatarsals.
Action: Plantar flexes and inverts foot.

Antagonist: