Appendicular Skeleton Guided Notes

Appendicular Skeleton: Consists of:

-Pectoral ______and ______

-______girdle and ______

Upper Pectoral

-Clavicle- “______”

-Functions: attachment point for ______, ______to hold the ______laterally, transmits ______to axial skeleton

Clavicle

-Curve-______the ______is not ______any blood vessels

-Medially articulates with the ______(top part of the sternum)

-Laterally articulates with the ______at the ______process

Scapulae

-“Shoulder ______”

-Lies on the ______surface of the rib ______

Scapulae Markings

-Posterior:

-Spine

-Acromion process-______of the spine that connects to the ______- “point of ______”

-Anterior

-Coracoid process-“bent little ______”, anchors the ______

-Suprascapular notch-______passage

-Lateral

-Glenoid cavity-a shallow ______that receives the ______of the ______

-Advantage-the shoulder is ______because it is a loose attachment

-Disadvantage-makes it ______and easy to ______

Humerus

-Proximal

-Head: greater ______and ______tubercle= muscle ______

-Shaft

-Anterior-______tuberosity-______

-Posterior-______groove-radial ______

Distal Humerus

-Trochlea-looks like a ______

-Capitulum- lateral, “______”

-Coronoid fossa-anterior ______above the trochlea

-Medial and lateral epicondyle= muscle ______

Lower Arm- ___ Bones

Radius-lateral (______side)

-Head-proximal meets ______

-Styloid process-distal ______bump

Ulna-medial (______side) “wrench”

-Olecranon ______

-Trochlear notch

-______process

-______onto the ______of the humerus

Hand

-Carpus-wrist (____ bones)

-Lateral to medial-______rows of _____

-______-______

-Lunate -Trapezoid

-______-______

-Pisiform -Hamate

-Metacarpals: 1-______

-Palm to ______, lateral to ______

-Phalanges- (______) fingers and thumb

-Fingers-____ bones: proximal, ______, distal

-Thumb-(pollex) _____: proximal, ______

Pelvic Girdle

-Functions-______lower limbs, transmits ______, supports ______organs

-Secured by the ______ligaments in thebody

-______

Hip

-Hip= “os coxae”

-_____ coxal bones made of ______fused ______

-Fused bones:

1. ______Point

2. Ischium of = ______

3. ______fusion

-Acetabulum= “Hip ______”

Ilium-______Flaring Bone

-Iliac crest-______

-Anterior superior iliac spine-______of the ______superior iliac crest

-Posterior superior iliac spine-end of the ______superior ______crest

-Greater ______Notch-posterior deep indentation where the ______cord like ______nerve enters the ______

-Auricular surface-medial rough area that ______with the ______

Ischium-posterior, inferior

-Lesser ______notch-nerves and blood vessels pass to ______and genital area

-Ischial spine-attaches ______

-Ischial tuberosity-______, strong when you ______, it holds your ______

Pubis-Anterior

-Obturator ______-for blood ______, covered in membrane

-Pubic symphysis-______

-Pubic Arch/Angle-______males and females

Female Pelvis

-______pelvis-important for ______

-Ischial spine is ______

-Pelvis is shallower, ______

-Pubic angle is ______

-Pubic arch is more ______

-Iliums flare more ______

-Inlet is ______and rounded

Abnormality

-______-the acetabulum is shallow and the ______of the femur will ______out

Femur-Thigh

-______, longest, ______bone

-Head

-Fovea capitas- attachment of a small ligament that ______the bone into the ______-looks like a small ______on the top center of the head

-Neck-______area, prone to ______(broken hip)

Femur-Proximal

-Greater trochanter-medial, Lesser trochanter-lateral. Both are the site of ______and buttocks ______

-Gluteal tuberosity-muscle ______

Femur-Distal

-Lateral condyle and ______condyle articulates with the ______

-Intercondylar notch-_____ shaped between condyles

-Lateral epicondyles-______to condyles

-Medial epicondyles

Tibia

-Proximal

-Medial condyles and ______condyles articulates with the ______

-Intercondylar eminence=point between ______

-Tibial tuberosity-anterior attaches ______ligament

-Shaft

-is ______posterior than anterior (______)

-Distal

-articulates with the ______of the foot

-Medial malleolus-inner medial ______

Fibula

-Only stabilizes the ______

-Thinner bone in the ______, on the ______side

-Proximal=head

-Distal-lateral ______-lateral ankle

Foot

-Tarsus, ______, phalanges

-Function- ______, lever to propel ______forward

Tarsus= _____ Ankle Bones

1. Talus-articulates with the ______and ______

2. Calcaneus-______bone

-Calcaneal=Achilles ______

-Calcaneal tuberosity-part that touches the ______

3. ______- lateral

4. Navicular-medial

5, 6, 7. Cuniform-______, intermediate, lateral

Metatarsus- _____ (I-V)

-Starting medial with the big ______(I)

-Enlarged ______head forms the “ball of the ______”

Phalanges (______) 14

-Big toe-_____ parts: proximal and ______

-Toes 2,3,4,5-_____ parts: proximal, ______, distal

Arches

-Maintained by ______and ______

-______arches:

-______longitudinal

-Lateral ______

-Transverse