ANP 1106 Lecture Notes - Lecture 7: Vastus Medialis, Biceps Femoris Muscle, Scapula

• School: University of Ottawa
• Department: Anatomy and Physiology
• Course: ANP 1106
• Professor: Frank Christinck

Document Summary

Elevates irst two ribs; lex and rotate neck. Extends vertebral column and head and rotates them to opposite side. Flex and rotate lumbar region of vertebral column; ix and depress ribs; stabilize pelvis during walking; increase intra-abdominal pressure; used in sit-ups, curls. Supports pelvic viscera; supports coccyx and pulls it forward ater it has been relected posteriorly by defecaion and childbirth. Prime mover of arm lexion; rotates arm medially; adducts arm; helps in climbing throwing, pushing, and forced inspiraion. Prime mover of arm abducion when all its ibers contract simultaneously. Prime mover of forearm extension; powerful arm adductor; medially rotates arm at shoulder. Powerful lexor of wrist; abducts hand; weak synergist of elbow lexion. Powerful lexor of wrist; also adducts hand; stapilize wrist during inger extension. Prime mover of inger extension; extends wrist; can abduct ingers. Adducts thigh, lexes thigh, and medially rotates leg (walking) Major extensor of thigh; running and climbing stairs.