7.5 humerus Flashcards
humerus
long bone
the humerus has a _ head
round
-directly on top of the bone
shaft (diaphysis)
body of the bone
stores fat as yellow bone marrow
anatomical neck is
distal to the head
the surgical neck is
below where the head narrows, distal to the anatomical neck
tubercle
part of a bone that sticks out from the bone and is a hattened process
greater tubercle
opposite to the head
lesser tubercle
smaller, sharper, and faces anterior
intertubercular sulcus (bicipital groove)
groove between the tubercles
biceps muscle attaches
sulcus
small, ditch-like structure in a bone
deltoid tuberosity
sticks out from the bone, rough patch
deltoid muscle attaches
heads of long bones always face
medial
condyles
bone markings where bones articulate
lateral epicondyle
distal to the greater tubercle
medial epicondyle
distal to the lesser tubercle