penn-

abdominal muscle which originates in 8 lower ribs and inserts in crest of ilium

capito-

posterior upper arm

used in winking and blinking

originates in thoracic, lumbar and sacral vertebrae and crest of ilium; inserts in head of humerus

used in winking and blinking

originates in thoracic, lumbar and sacral vertebrae and crest of ilium; inserts in head of humerus

muscle opens jaw when head is pulled back

anterior upper arm