Anatomy- Lower Extremity Osteology

What three components make up the pelvic bone?

Iliac Crest

Anterior Superior Iliac Spine

Ischial Tiberosity

What are the three landmarks of the innominate bone?

Ilium, ischium, pubis

What are the three boundries that make up the femoral triangle?

Sartorius

Inguinal ligament

Adductor Longus

Medial to lateral what are the positions of the neurovascular bundle?

VAN

Most Medial: Veins

Intermedius: Arteries

Most lateral: Nerves

What is the most superior boarder of the femoral triangle?

Inguinal ligament

What is the medial boarder of the femoral triangle?

Adductor longus

What is the lateral boarder of the femoral triangle?

Sartorius

What is the floor of the femoral triangle?

iliopsoas muscle and pectineus muscle

What VANs supply the femoral triangle

Femoral Vein

Femoral Artery

Femoral Nerve

What bone structures does the hip articulate? (2)

Sacroiliac

Acetabulofermoral

What bones do the thigh and knee contain? (3)

Distal femur, Patella, anterior surface of the knee

What bones do the thigh and knee articulate?

Patellafemoral and Tibiofemoral

What bones do the tibia and fibula articulate?

Superior Tibiofibular (knee complex)

Inferior Tibiofibular

Talocural

What three bone complexes does the foot hold?

Metatarsals, Phalanges, Tarsals

What is the superior portion of the innominate bone?

Ilium

What is the posterior portion of the innominate bone?

Ischium

What is the anterior portion of the innominate bone?

Pubis

What three bones come together to form the acetabulum?

Pubis, Ilium, Ischium

Name the 5 landmarks of the Ilium

Iliac Crest, Anterior Superior Iliac Spine (ASIS) , Anterior Inferior Iliac Spine (AIIS), Iliac Fossa, and the Ala

Where is the iliac crest located on the ilium?

Superior most border

The Anterior Superior Iliac Spine (ASIS) is the attachment site for which muscle?

Sartorius

The Anterior Inferior Iliac Spine (AIIS) is the attachment site for which muscle?

Rectus femoris

Name the four landmarks of the ilium

Posterior superior iliac spine (PSIS)

Auricular surface

Greater sciatic notch

lesser sciatic notch

What bone does the Auricular surface articulate to form the SI joint?

Sacrum

Where is the greater sciatic notch in relation to the SI joint?

Inferior

Which nerve passes through the Greater sciatic notch and the SI joint?

Sciatic nerve

What are the 6 landmarks of the ischium?

Body

Ischial Spine

Ischial tuberosity

Ramus of the ischium

Greater sciatic notch

Lesser sciatic notch

What does the ischial spine seperate?

The greater and lesser sciatic notches

The ischial tuberosity is the attachment site for the-

Hamstrings and the Sacrotuberous ligament

What are the 4 landmarks of the Pubis?

Superior Ramus of pubis

Inferior ramus of pubis

pubic symphysis

obturator foramen

What two landmarks of the pubic bone are fused to the superior ramus of pubis

Ilium and ischium

What attaches to the acetabular fossa?

Head of the femur

What does the sacrum provide to the pelvis?

Strength and stability

What are the 10 important landmarks of the femur?

Head

Neck

Greater Trochanter

Lesser Trochanter

Intertrochanteric crest

shaft

linea aspera

lateral and medial condyles

medial edpicondyle

laterl epicondyle

adductor tubercle

intercondylar fossa

patellar surface

The greater trochanter is the attachment site for the ___ and____

Gluteal minimus and medius

The lesser trochanter is the attchment site for the

Psoas muscle

The Linea Aspera serves as the attchment site for the _____ and ______

Adductor brevis and magnus

The medial condyle serves as attachment site for the

Collaterals

The lateral epicondyle serves as attachment site for the

collaterals

The tibia articulates with the knee joint ____ and the talus ___ at the ankle joint

proximally, distally

What are the three important feature of the Tibia

Head

Body

Lateral Malleolus

What portion of the talus articulates with the tibia and fibula to form the Talocrural Joint?

Superior surface

Which portion of the Tibia articulates with calcaneus and navicular

Distal surface

The head of the talus articulates with the _____ and the ______

navicular and calcaneus

True or False: The Calcaneus is the distal most bone which forms the posterior support for the weight of the body?

True

The calcaneus articulates with the ______ superior and the _____anterior

Talus, Cuboid

The calcaneus is the attachment site for the

achilles tendon

What are the two important features of the Calcaneus?

Sustentaculum tali and Peroneal Trochlea