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111 terms

Appendicular Skeleton - Lesson 2 (No Pictures)

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Appendicular skeleton
consisting of bones of the pectoral girdle, upper limbs, pelvic girdle, and lower limbs
Clavicle
slender curved bone (collarbone) which connects the shoulder (scapula) to the axial skeleton (sternum)
Acromial End
most lateral part of the clavicle which forms a joint with scapula
Sternal End
most medial part of the clavicle which forms a joint with the sternum
Conoid Tubercle
prominence on inferior surface of the lateral end of clavicle
Scapula
triangular shaped shoulder blade
Spine (of the Scapula)
posterior ridge of scapula
Acromion Process
scapular process extending laterally from the spine of the scapula, which articulates with the clavicle
Coracoid process
process on the anterior, superior side of the scapula near the glenoid cavity, extending laterally
Glenoid Cavity
lateral aspect of scapula which serves as a point of articulation with the humerus
Supraglenoid Tubercle
prominence superior to the glenoid cavity
Infraglenoid Tubercle
prominence inferior to the glenoid cavity
Supraspinous Fossa
depression on the posterior surface of the scapula superior to the spine
Infraspinous Fossa
depression on the posterior surface of the scapula inferior to the spine
Subscapular Fossa
depression on the anterior surface of the scapula
Suprascapular Notch
notch adjacent to the coracoids process through which a nerve passes
Superior Border (of the Scapula)
top ridge
Superior Angel (of the Scapula)
junction of the superior and medial borders
Medial Border (of the Scapula)
vertebral side
Inferior angle (of the Scapula)
junction of the medial and lateral borders
Lateral Border (of the Scapula)
axillary side
Humerus
the long bone of the upper arm
Head (of the Humerus)
proximal rounded portion which articulates with the scapula
Anatomical Neck (of the Humerus)
portion of the humerus immediately inferior to the head
Greater Tubercle
a process lateral to the humeral head and inferior to the anatomical neck
Lesser Tubercle
process anterior to the greater tubercle of the humerus
Intertubercular Groove
groove between the greater and lesser tubercles of the humerus
Surgical Neck
tapering region of the humeral shaft inferior to the anatomical neck
Deltoid tuberosity
elevation on lateral side of the humeral shaft for muscle attachment
Medial and Lateral Supracondylar Ridges
smooth prominences located above the medial and lateral condyles for muscle attachment
Capitulum
Lateral condyle on the distal end of the humerus which articulates with the head of radius
Trochlea
medial condyle on the distal end of the humerus which articulates with the trochlear notch
Lateral Epicondyle
located on the distal end of the humerus superior to the capitulum
Medial Epicondyle
located on the distal end of the humerus superior to the trochlea
Coronoid Fossa
located on the anterior side of the distal end of the humerus superior to the trochlea and articulates with the coronoid process of the ulna
Olecranon Fossa
located on the posterior side of the distal end of the humerus superior to the trochlea and articulates with the olecranon process of the ulna
Ulna
the medial bone of the forearm
Trochlear Notch
half-moon shaped notch which forms a hinge joint with the trochlea of the humerus
Coronoid Process
located on the proximal end of the ulna, smaller than and distal to the olecranon process
Olecranon Process
located on the proximal end of the ulna, larger than and proximal to the coronoid process
Radial Notch
depression on the proximal end of the ulna; radial head articulates here
Supinator Crest
short vertical ridge inferior to the radial notch
Interosseous Crest
ridge along the lateral portion of the ulnar shaft that points towards the radius
Head (of the Ulna)
distal region of the ulna
Styloid Process
medial projection at the distal end of the ulna
Radius
lateral bone of the forearm
Head (of the Radius)
knob on the proximal end of radius
Neck (of the Radius)
region between head and tuberosity
Radial Tuberosity
a roughened elevation on the radial shaft, for attachment of biceps
Interosseous Crest
ridge along the medial portion of the shaft that points towards ulna
Ulnar Notch
depression on the medial distal end of the radius, articulates with the head of the ulna
Styloid Process
lateral projection at the distal end of the radius
Carpals
consisting of eight wrist bones arranged into two rows of four; Scaphoid, lunate, triquetrum, pisiform, trapezium, trapezoid, capitates, hamate
Metacarpals
five bones forming palm of hand
Phalanges
four digits each consisting of proximal, middle, and distal bone, the thumb having only two; total=14; each phalanx has a proximal base and a distal head
Ox Coxa
the hip bone, composed of the ilium, ischium, and pubis
Pubic Symphysis
fibrocartilage disc which joins the two ossa coxae anteriorly
Acetabulum
lateral depression of the os coxa which articulates with the femoral head
Obturator Foramen
large opening between ischium and pubis
Ilium
superior flared portion of the os coxa
Iliac Crest
ridge on the superior border of the ilium
Anterior Superior Iliac Spine
anterior termination of the iliac crest
Posterior Superior Iliac Spine
iliac crest terminates into a sharp posterior spine
Posterior Inferior Iliac Spine
process inferior to posterior superior iliac spine
Greater Sciatic Notch
indentation in ilium for passage of the sciatic nerve
Auricular Surface
region on the ilium for articulation with the sacrum
Ischium
posterior and inferior portion of the os coxa
Ramus
flattened part of ischium
Ischial Spine
process located posteriorly to the acetabulum
Lesser Sciatic Notch
notch immediately inferior to the ischial spine
Ischial Tuberosity
inferior roughened surface of the ischium for ligament and muscle attachment and sitting upon
Pubis
most anterior portion of the os coxa
Superior Ramus
flattened superior border of the obturator foramen
Inferior Ramus
flattened medial border of the obturator foramen
Pubic Tubercle
anterior prominence superior to the symphysis pubis, lateral end of pubic crest
Pubic Crest
margin of bone between the pubic tubercles of adjacent pubis bones
Femur
bone of the upper leg
Head (of the Femur)
superior rounded portion that forms a ball-and-socket joint with the acetabulum
Fovea Capitis
central pit on the femoral head for a ligamentous attachment to the acetabulum
Neck (of the Femur)
narrowed part which connects the head to the shaft at a lateral angle
Shaft (of the Femur)
the diaphysis or femoral body
Greater Trochanter
large prominence lateral to the femoral head
Lesser Trochanter
smaller prominence inferior to the head on the medial side of the femur
Intertrochanteric Crest
region formed posteriorly between the greater and lesser trochanters
Intertrochanteric Line
region formed anteriorly between the greater and lesser trochanters
Gluteal Tuberosity
roughened surface adjacent to prolonged lateral ridge of superior linea aspera
Linea Aspera
rough crest on the posterior side of the femur extending vertically along the shaft
Medial Condyle
medial knob on the distal end of the femur which forms a hinge joint with the tibia
Lateral Condyle
lateral knob on the distal end of the femur which forms a hinge joint with the tibia
Medial Epicondyle
medial elevation on the distal end of the femur superior and medial to the condyle
Lateral Epicondyle
lateral elevation on the distal end of the femur superior and lateral to the condyle
Intercondylar Notch
posterior notch located between the condyles
Patellar Surface
anterior depression between the femoral condyles
Patella
sesmoid bone referred to as the knee cap
Apex (of the Patella)
pointed inferior end
Base (of the Patella)
superior flat portion of patella
Articular Facets
depressions which articulate with the femoral condyles
Tibia
the anteriomedial bone of the lower leg
Medial Condyle
medial depression on the proximal end of the tibia which articulates with the femur
Lateral Condyle
lateral depression on the proximal end of the tibia which articulates with the femur
Intercondylar Eminence
process between the two condyles
Tibial Tuberosity
rough surface on the anterior surface of the tibia
Anterior Crest
long vertical ridge on the anterior surface of the tibia
Medial Malleolus
distal medial process forming the ankle bulge
Fibular Notch
lateral notch on the distal end tibia where tibia and fibula articulate
Fibula
long thin bone lateral and slightly posterior the tibia
Head (of the Fibula)
knob at the proximal end of the fibula
Lateral Malleolus
lateral process on the distal end of the fibula
Tarsals
posterior food comprised of seven bones; talus, calcaneus (and tuberosity of calcaneus), navicular, cuboid, lateral cuneiform, intermediate cuneiform, medial cuneiform
Metatarsals
middle portion of the food comprised of five bones
Phalanges
four digits each consisting of proximal, middle, and distal bone, the halloo having only two; total=14; each phalanx has a proximal base and a distal head