skeletal system L1 Flashcards
Anterior
front / in front
Posterior
rear / behind
Medial
towards the midline/axis
Lateral
away from the midline / axis
Proximal
closest to
Distal
furthest away
Superior
above
Inferior
below
types of bones
long
short
flat
irregular
sesamoid
long bones
shaft known as the diaphysis and two expanding ends known as the epiphysis
humerous, radius, ulna, femur, tibia, fibula, metatarslas, metacarpals, phalanges
short bones
small, light, storing and cube shaped bones
the carpals and tarsals of the wrist and ankles
flat bones
thin, flattened and slightly curved with a large surface area. scapula, sternum and cranium
cranium has hole where bones form this is because it helps the baby be born
irregular bones
They have complex shapes that fit none of the categories above. The bones in the spinal column vertebrae are a good example.
sesamoid bones
usually found within a tendon. These bones provide a smooth surface for the tendon to slide over. The largest bone is the patella in the knee joint.