Lab 2

The Appendicular Skeleton

Textbook Chapter 8

The Shoulder Girdle & Upper Extremity

Shoulder Girdle:Clavicle & Scapula

Upper Extremity:HumerusRadius & Ulna8 Carpals5 Metacarpals14 Phalanges

Inferior Angle

SuperiorAngle

Lateral Angle

The Scapula Posterior View

Infraspinous Fossa

Supraspinous Fossa

Spine

Acromion Process

Glenoid Fossa

Supraspinous Fossa

Infraspinous Fossa

The Scapula Anterior ViewAcromion Process

Subscapular Fossa

Suprascapular Notch

Corocoid Process

The Scapula Lateral View

Acromion Process

Corocoid Process

Glenoid Fossa

The Clavicle

Acromial End

Sternal End

Conoid Tubercle

Superior View

(Left Clavicle)

The Brachium: Humerus

Shaft (diaphysis)

The radial groove is located immediately posterior to the deltoid tuberosity

Anterior View

Head

Anatomical Neck

Deltoid Tuberosity

Proximal Humerus

Anterior View Posterior View

Head

Anatomical Neck

Surgical Neck

Lesser Tubercle

Greater Tubercle

Intertubercular Sulcus (Groove)

(Right Humerus)

Distal Humerus

Anterior View Posterior View

Olecranon Fossa

Medial Epicondyle

Lateral Epicondyle

Coronoid Fossa

Radial Fossa

Capitulum

Trochlea

The Antebrachium: Radius and UlnaProximal radio-ulnar joint: Elbow

Distal radio-ulnar joint: Wrist

Ulna

Radius

Ulna always medial in anatomical position

The RadiusHead

Neck

Anterior View

Head

Neck

Radial Tuberosity

Styloid Process

Radial Tuberosity should be anterior in anatomical position

(Left Radius)

(lines up with thumb)

Distal Radius

Styloid Process

Ulnar Notch

Proximal Ulna

Coronoid Process

Olecranon Process

Proximal Ulna

Trochlear Notch

Radial Notch

Should face laterally

Has to face anterior

(Left Ulna)

Distal Ulna

Head

Styloid Process

Head

Styloid Process

Olecranon Process(anteriorly-facing)

Coronoid Process

Trochlear Notch

Proximal Radioulnar Joint(Head of Radius +Radial Notch of Ulna)

Head

Neck

Radial Tuberosity(anteriorly-facing)

Shafts

Head

Styloid Process(posteriorly-facing)Styloid Process

Distal Radioulnar Joint(Head of Ulna +Ulnar Notch of Radius)

Olecranon Process (Anteriorly-facing)

Trochlear Notch

Coronoid Process

Head

Neck

Radial Tuberosity(anteriorly-facing)

Proximal Radioulnar Joint(Head of Radius + Radial Notch of Ulna)

Distal Radioulnar Joint(Head of Ulna +Ulnar Notch of Radius)

Shafts

Head

Styloid Process(posteriorly-facing)

Styloid Process

The Carpal Bones

Scaphoid Lunate Triquetral

Pisiform

Capitate

Hamate

Trapezoid

Trapezium

Palmar View

Trapezium

Trapezoid

Capitate

Hamate

Scaphoid

Lunate

Triquetral

Pisiform

Disarticulated Carpal Bones

Proximal Row Distal Row

Scaphoid Lunate Triquetral Pisiform Trapezium Trapezoid Capitate Hamate

CrescentShaped

TriangleWith Round Bottom

Saddle Shape

Largest

Has Process

PeanutShaped

The Hand

Metacarpals (5)

Phalanges (14)

I

II IIIIV

V

Distal Phalanx

Middle Phalanx

Proximal Phalanx

Note the difference in the thumb.

Metacarpals & Phalanges: LONG Bones

Head

Base

Shaft

Head

Shaft

Base

The Pelvic Girdle & Lower Extremity

Pelvic Girdle:Os Coxae & Sacrum

Lower Extremity:FemurTibia and Fibula7 Tarsals5 Metacarpals14 Phalanges

The Pelvic Girdle

Os CoxaOs Coxa

Iliopectineal LinePelvic Inlet

Sacrum

Obturator Foramen

Symphysis Pubis

Also Pelvic Outlet

Os Coxa 3 Fused Bones

Ilium

Ischium

Pubis

The Acetabulum

Acetabular Fossa

Acetabular Labrum

Acetabular Notch

The Ilium Lateral View

Iliac crest

ASIS

AIIS

PSIS

PIIS

superior view

Anterior superior iliac spine

Anterior Inferior Iliac spine

Posterior superior iliac spine

Posterior inferior iliac spine

dimple on back

The Ilium Superior View

Iliac Crest(S-Shaped)

Iliac Tuberosity

The Ilium Medial View

Iliac Fossa

Iliac Tuberosity

PSIS

PIIS

ASIS

AIIS

Auricular Surface

The Ilium Posterior Lateral View

Greater Sciatic Notch

The Ischium Lateral View

Ischial Tuberosity

Ischial Ramus

Ramus - a branch, a part of an irregularly shaped bone that is thicker than a process and forms an angle with the main body

The Ischium Posterior Lateral View

Ischial Tuberosity

Ischial Tuberosity

Lesser Sciatic Notch

Ischial Spine

The Ischium Posterior ViewArticulated with the Femur

Ischial Spine

Lesser Sciatic Notch

Greater Sciatic Notch

Ischial Tuberosity

Femur

(right hip)

The Pubis Lateral View

Superior Ramus

Body

Inferior Pubic Ramus

The Pubis Superior Medial View

Body

Superior Pubic Ramus

Inferior Pubic Ramus

Pubic Crest

Symphyseal Surface

Ischial Ramus

Articulating Pubis Bones

Pubic Crest

The Proximal Femur Anterior View

Head

Neck

Greater Trochanter

Intertrochanteric Line

Lesser Trochanter

The Proximal Femur Posterior View

Greater Trochanter

Lesser Trochanter

Intertrochanteric Crest

GlutealTuberosity

The Proximal Femur - Medial View

Lesser Trochanter

Greater Trochanter

Fovea Capitis

Trochanteric Fossa

The Distal Femur Anterior View

Medial Epicondyle

Medial Condyle

Patellar Surface

Lateral Epicondyle

Lateral Condyle

Medial Condyle

left

The Distal Femur Posterior View

Medial Condyle

Lateral Condyle

Adductor Tubercle on Medial Epicondyle

Yvonne Hoang

Popliteal Surface

Intercondylar Fossa

Popliteal Surface

Shaft (Diaphysis)

Gluteal Tuberosity

Linea Aspera

Head

Fovea Capitus

Neck

Greater Trochanter

Lesser Trochanter

Intertrochanteric Crest

Linea Aspera

Popliteal Surface

Gluteal Tuberosity

Medial CondyleLateral Condyle

Medial EpicondyleLateral Epicondyle

Intercondylar Fossa

Adductor Tubercle

Yvonne Hoang

Fovea Capitus

Posterior ViewRight

The Patella

Anterior View Posterior View

Base

Apex

Yvonne Hoang

Articular Facet for Medial Epicondyle

Articular Facet for Lateral Epicondyle

(Knee cap)

(Distal)

To Identify:Apex points away from you and the way it leans is R/L

The Tibia Anterior View

Lateral Condyle Medial Condyle

Shaft (Diaphysis)

Yvonne Hoang

Tibial Tuberosity

Medial Malleolus

(RIGHT TIBIA)

The Proximal Tibia Superior View

Medial Condyle

Lateral Condyle

Anterior Intercondylar Fossa

Intercondylar Eminence

Posterior Intercondylar Fossa

The Proximal Tibia Inferior View

Yvonne Hoang

Yvonne Hoang

Lateral Condyle

Articular Facet for Head of Fibula

The Distal Tibia Inferior View

Fibular Notch

Inferior Articular Surface

Medial Malleolus

The Proximal Fibula Superior View

Head

Shaft

Yvonne Hoang

Tibial Facet

The Distal Fibula

Lateral View Medial View

Lateral Malleolus

Articular Facet for Talus

Malleolar Fossa

(point to heel)

(Identify: rotate in hand, which way the lateral surface points is R/L)

TibiaFibulaTibial Tuberosity

Medial Malleolus

Anterior Crest(aka: shin)

Lateral Malleolus

Head

Tibial Facet (fibula)Articular Facet (tibia)

Fibular Notch (tibia)

Yvonne Hoang

Yvonne Hoang

Tibial Facet (fibula)Articular Facet (tibia)

Head

Tibial Tuberosity

Anterior Crest(aka: shin)

Fibular Notch (tibia)

Lateral Malleolus

Medial Malleolus

The Tarsal Bones Superior View

Calcaneus

Medial Cuneiform (I)

Intermediate Cuneiform (II)

Lateral Cuneiform (III)

Yvonne Hoang

Yvonne Hoang

Cuboid

Navicular

Talus

The Talus Superior View

Trochlea

Anterior

Posterior

Lateral Medial

Identify R/L: direction the wing points

The Calcaneus

Inferior View Superior View

Calcaneal Tuberosity

Sustentaculum Tali

Left Calcaneus

The Metatarsals & Phalanges

IIIIII

IVV

Distal Phalanx

Middle Phalanx

Proximal Phalanx

Distal Phalanx

Proximal Phalanx

Metatarsals