← Week 4 pre-work

BIO 304 · Human Anatomy & Physiology · Week 4 · Concept Video

Muscle Anatomy

The full walkthrough, recorded in two parts. Pick any chapter below and it will start the right video at the right spot. Part 1 is the short opener; Part 2 is the full lecture.

Chapter guide

Part 1

• 0:00Slides and study guide access
• 2:05Muscle functions: movement, posture, joint stability, heat
• 5:16Skeletal and cardiac muscle types

Part 2

• 0:00Three muscle types overview
• 2:05Origin, insertion, and actions
• 4:39Lever classes in movement
• 6:35How muscles get named
• 8:52Muscle tissue structure and layers
• 11:01How muscles contract: the signals
• 13:56Clinical links and the CK lab marker

Part 1

Part 2