Applied Life Sciences - Muscular System

Flashcards covering the structure, types, functions, and properties of the muscular system, including muscle fatigue and the effects of exercise.

What is the muscular system?

Includes all muscles in the body and makes up approximately 42% of total body weight.

What are five main functions of the muscular system?

Movement, moving food through the digestive system, moving blood, producing heat, and providing protection to inner organs.

What are the four main properties of muscle?

Excitability, Contractility, Extensibility, Elasticity.

What is adduction?

Moving a body part towards the midline of the body.

What are the three types of muscle in the human body?

Skeletal, cardiac, and smooth muscle.

What is the function of slow-twitch (red) skeletal muscle fibers?

Support sustained activities like posture maintenance.