som(at)-o

• body
• muscle
• spleen

derm(at)-o

• skin
• muscle
• spleen

cyt-o

• cell
• muscle
• gland

x-o-cyt-e

• a cell of x
• cerebrum; brain
• gland

arthr-o

• joint
• brain
• an abnormal condition involving x

cephal-o

• head
• nerve
• an abnormal condition involving x

rhin-o

• nose
• nerve
• a disease of x

nas-o

• nose
• nerve cell
• the inflammation of x

ophthalm-o

• eye
• heart
• the swelling of x

opt(ic)-o

• eye
• blood
• body