anterior muscle attachments

origin: sternocleidomastoid

manubrium of sternum and adjacent clavicle

insertion: sternocleidomastoid

mastoid process of temporal bone

origin: pectoralis minor

ribs 2-3 to 5-6

insertion: pectoralis minor

coracoid process of scapula

origin: external intercostals

inferior border of rib above muscle

insertion: external intercostals

superior border of rib below muscle

origin: rectus abdominus

superior pubic ramus and symphysis pubis

insertion: rectus abdominus

xiphoid process of sternum and costal cartilages 5-7

origin: brachialis

distal ½ of anterior humerus

insertion: brachialis

coronoid process of ulna

origin: flexor carpi radialis

medial epicondyle of humerus

insertion: flexor carpi radialis

anterior base of 2nd and 3rd metacarpals

origin: extensor carpi ulnaris

lateral epicondyle of humerus and posterior ulna

insertion: extensor carpi ulnaris

posterior base of 5th metacarpal

origin: vastus lateralis

greater trochanter and linea aspera of femur

insertion: vastus lateralis

tibial tuberosity

origin: adductor longus

superior pubic ramus

insertion: adductor longus

linea aspera of femur