anatomy
animal body part
animal bone
animal foot
animal limb
animal skeleton
biology
black background
bone
closeup
color enhanced
colour manipulation
december 2013 release
diagnostic
digitally generated image
disciplines
foot
healthcare
healthcare and medicine
horizontal
human bone
human foot
human skeleton
imaging
life science
medical scan
natural science
no people
nobody
normal
numeral
orthographic symbol
plain background
radiograph
science
scrutiny
skeleton
studio shot
symbol
xray