I. CHARACTERISTICS OF THE MUSCULAR SYSTEM
A. Excitable
B. Contracts
C. Extends, relaxes
D. Blood & Nerve supply
II. OVERALL FUNCTIONS OF MUSCLE
A. Motion
B. Posture & Support
C. Heat
D. Guard exits/entrances
III. MUSCLE TISSUE TYPES
A. Smooth (nonstriated, involuntary)
B. Cardiac (striated, involuntary)
C. Skeletal (striated, voluntary)