Animal Science Vocab Skeletal & Muscular Systems

Form

The shape or structure of a body part

Articular Cartilage

Smooth cartilage covering bone ends at joints to reduce friction

Ossification

The process of bone formation

Osteoblasts

Bone-forming cells that build new bone tissue

Remodeling

The continuous process of breaking down and rebuilding bone

Bone

Hard connective tissue that supports, protects, and stores minerals

Spongy Bone

Porous, lightweight bone that contains marrow and absorbs stress

Red Marrow

Soft tissue in bones that produces blood cells

Yellow Marrow

Fat-storing marrow found in the central cavity of bones

Periosteum

Tough outer membrane covering bones

Voluntary Movement

Body movements controlled consciously

Involuntary Movement

Automatic body movements not under conscious control

Muscular Tissue

Tissue that contracts to create motion and force

Tendon

Strong connective tissue attaching muscle to bone

Tone

Continuous slight contraction of muscles that maintains posture

ATP

The main energy-carrying molecule used by cells

Anaerobic Respiration

Energy production without oxygen, producing lactic acid

Aerobic Respiration

Energy production using oxygen, producing more ATP