Anatomy Practical 1

Os Coxa * (Right)

Os Coxa * (Left)

Illium (Os Coxa)

Ischium (Os Coxa)

Pubis (Os Coxa)

Iliac crest (ilium)

Anterior Inferior Iliac Spine (Ilium)

Anterior Superior Iliac Spine (Ilium)

Posterior Inferior Iliac Spine (Ilium)

Posterior Superior Iliac Spine (Ilium)

Iliac Fossa (Ilium)

Greater Sciatic Notch (Ilium)

Lesser Sciatic Notch (Ischium)

Ischial Tuberosity (Ischium)

Ischial Spine (Ischium)

Acetabulum (Formed by the pelvis, ischium and ilium)

obturator foramen (formed by the ischium and the pubis bone)

Pelvic Brim

Pubic Arch

femoral head

greater trochanter (femur)

lesser trochanter (femur)

femoral neck

lateral condyle (femur)

lateral epicondyle (femur)

medial condyle (femur)

medial epicondyle (femur)

gluteal tuberosity (femur)

lina aspera (femur)

intercondylar fossa (femur)

tibial tuberosity (common insertion for patellar tendon/ligament of quadriceps)

The Iliopsoas

what is another name for the hip flexors

the psoas major and the iliacus

what are the two sections of the iliopsoas?

Psoas Major
origin: lumbar vertebrae
Insertion: lesser trochanter
Action: hip flexion
Innervation: femoral nerve

OIAN

Iliacus
Origin: iliac fossa and crest
Insertion: femoral nerve
Action: hip flexion
Innervation: femoral nerve

OIAN

Gluteus Maximus
Origin: Posterior Os Coxae
Insertion: gluteal tuberosity of femur
Action: Hip extension

OIA

Gluteus Medius
Insertion: Greater Trochanter of Femur
Actions: Hip abduction, medial rotation

IA

Gluteus Minimus
Insertion: Greater Trochanter of Femur
Action: Hip abduction, medial rotation

IA

Tensor Fascia Lata
Origin: Iliac Crest, Anterior superior iliac spine
Insertion: Iliotibial tract
Action: stabilizes lower limb

OIA

Sartorius
Origin: anterior superior iliac spine
insertion: medial proximal tibia
action: hip flexion, abduction and lateral rotation
innervation: femoral nerve

OIAN

Rectus Femoris, Vastus lateralis, vastus medialis, vastus intermedius

what are the four muscles that are apart of the quadricep femoris

Rectus Femoris
Origin: anterior inferior iliac spine
Insertion: tibial tuberosity
Action: hip flexion, knee extension
Nerve: femoral nerve

OIAN

Vastus Lateralis
Insertion: Tibial Tuberosity
Action: Knee extension
Innervation: femoral nerve

IAN

Vastus Medialis
Insertion: Tibial Tuberosity
Action: Knee Extension
Innervation: Femoral Nerve

IAN

Vastus Intermedius
Insertion: Tibial Tuberosity
Action: knee extension
Innervation: femoral nerve

IAN

Adductors of the Thigh
Origin: anterior os coxa
Insertion: posterior femur
Action: hip adduction and medial rotation
Innervation: obturator nerve

OIAN

Bicep Femoris
Origin: ischial tuberosity and posterior femur
Insertion: head of fibula and lateral condyle of tibia
Action: hip extension and knee flexion
Innervation: sciatic nerve

OIAN

Semitendinosus
Origin: Ischial tuberosity
Insertion: medial condyle of tibia
action: hip extension and knee flexion
innervation: sciatic nerve

OIAN

Semimembranous
Origin: Ischial Tuberosity
Insertion: medial condyle of tibia
action: hip extension and knee flexion
innervation: sciatic nerve

OIAN

medial condyle (tibia)

lateral condyle (tibia)

intercondylar eminence (tibia)

tibial tuberosity

fibula head

lateral malleolus

medial malleolus (tibia)

talus

calcaneus

Navicular

medial cuneiform

intermediate cuneiform

lateral cuneiform

cuboid

proximal phalanges

middle phalanges

distal phalanges

dorsiflexion and inversion of the ankle

what is the action of the anterior compartment muscles in the leg (dorsiflexors)

plantar flexion and eversion of the ankle

what is the action of the lateral compartment muscles (fibularis muscles) of the leg

Plantarflexion of ankle

What is the function of the posterior muscles of the leg