4b. Appendicular Skeleton Flashcards
How many bones are in the appendicular skeleton?
126
How many bones are in the Upper extremities and Pectoral Girdle?
64
How many clavicle bones do we have?
2
What’s the location of the Clavicle?
Superior lateral border of the sternum
Lateral to the jugular notch
What do we need to know about the superior surface of the clavicle?
Smooth, just beneath the skin
What do we need to know about the inferior surface of the clavicle?
Rough, sites where muscles and ligaments may attach
What is pyramid shaped and attaches to the mandibular of sternum? (Part of Clavicle)
Sternal end
What is flat and attaches to acromion of scapula? (part of clavicle)
Acromial end
How many Scapula bones do we have?
2
Know where these parts are on the scapula:
- Spine
- Acromion
- Coracoid process
- Glenoid cavity/fossa
What are the borders of the scapula? (Know where they are)
Lateral (axillary)
Superior (top portion)
Medial (vertebral)
What are the angles of the scapula? (Know where they are)
Lateral (towards humerus)
Superior
Inferior
What is the subscapular fossa of the scapula?
The depression (indention) in the anterior surface
How many humerus bones do we have?
2
What is the longest and heaviest bone in the human body?
Femur
What has the superior articulation with the os coxae? (And inferior articulation with the tibia)
Femur
What are the parts of the femoral head you need to know?
Fovea capitis
Neck
Greater trochanter
Lesser trochanter
Intertrochanteric line
What is the linea aspera (in the femur)?
The posterior aspect of the diaphysis (the rigid part)
What are the parts of the femoral distal epiphysis you need to know?
Medial condyles
Lateral condyles
intercondylar fossa
How many patella bones do we have?
2
What is the largest sesamoid bone in our body?
Patella
What are the parts of the patella you need to know?
Base (top)
Apex (bottom)
Medial articular facet (small butt cheek)
Lateral articular facet (big butt cheek)
How many tibia bones do we have?
2
What’s the large medial bone of the leg?
Tibia
What are the parts of the tibia you need to know?
Medial tibial condyle
Lateral tibial condyle
Medial malleolus (inner ankle)
How many fibula bones do we have?
2
What bone parallels lateral border of the tibia?
Fibula
What is the part of the fibula we need to know?
Lateral malleolus (outer ankle)
What are the tarsal bones? *Know where they are
Calcaneus (heel)
Talus
Navicular (2nd under big toe)
Medial cuneiform (bone under big toe)
Intermediate cuneiform (bone next to medial)
Lateral cuneiform (bone next to intermediate)
Cuboid (bone under pinky toe)
What does calcaneus mean?
Limestone
What does Talus mean?
Dice
What does Navicular mean?
Nave
What does cuboid mean?
Cube
What does Cuneiform mean?
Triangle
What are the metatarsal bones?
1 (big toe)
2
3
4
5 (pinky toe
What are the parts of the metatarsal bones?
Base (closer to leg)
Body
Head
How many metatarsals do we have?
10
How many phalanges in the feet do we have?
28
What are the three types of phalanges in the feet?
Distal
Medial
Proximal
What is Synarthrosis?
Immovable joints
What are the immovable joints?
- cranial structures (fontanels)
- Sternocostal joints
What is Amphiarthrosis?
Slightly moveable joints
What are the slightly moveable joints?
Pubic symphysis
Sacroiliac articulation
Intervertebral joints
What is Diarthrosis?
Freely moveable joints
What are the freely moveable joints?
Shoulder
Elbow
Wrist
