Chapter 8: The Skeletal System Appendicular Skeleton Flashcards
Pectoral Girdle
Contains: scapula and clavicle
Clavicle
Or collar bone
Slender s shape
Lies horizontally across thorax
Scapula
Or should blade
Large triangular shaped
Flat bone
Located between levels of 2nd and 7th rib
Acromion
High point of shoulder
Stop Letting Those People Touch The Cadavers Hand
Mnemonic for carpel bones
S-scaphoid: boartlike
L-lunate: moon shaped
T-triquetrum: three cornered
P-pisiform: pea shaped
T-trapezium: four sided no parallel
T-trapezoid: four sided with parallel
C-capitate: head shaped
H-hemate: hooked
Pelvic Girdle
Two hip bones:
1. Pubic symphsis: hip bones unite at this joint
2. Bony Pelvis: deep basin like.
Ilium
Largest of 3 components of hip bone
Ischium
Posterior, Inferior portion of hip bone
Pubis
Anterior and inferior part of hip bone
Humerus
Arm bone
Longest and strongest bone of upper limb
Ulna
Medial aspect of forearm
Longer than radius
Radius
Small bone
Lateral aspect of forearm
Carpals
Proximal region of hand
Consists of 8 bones joined to one another by ligaments
Metacarpals
Palm bones i-v or 1-5
Consists of 5 bones
Phalanges
Bones of digits I-v or 1-5
14 in 5 digits hand
(Thumb contains 2 phalanges)
Pelvic Brim
Divide the pelvis into superior (false) and inferior (true) portions of pelvis.
Forms inlet to pelvic cavity