Ligaments, Tendons, Joints and Muscles (Leaving Cert Biology): Flashcards
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Ligaments connect
Ligaments connect
Bone to bone
Ligaments are made of
Ligaments are made of
Strong, elastic fibres
Function of ligaments
Function of ligaments
Prevent excessive movement of bones at joints
Tendons connect
Tendons connect
Muscle to bone
Tendons are composed of
Tendons are composed of
Collagen
Collagen is
Collagen is
A fibrous protein
Joint definition
Joint definition
Where two or more bones meet
Function of synovial fluid
Function of synovial fluid
Lubricates joint and reduces friction
Examples of ball and socket joints
Examples of ball and socket joints
Shoulder and hip
Examples of hinged joints
Examples of hinged joints
Elbow and knee
Cause of osteoarthritis
Cause of osteoarthritis
Wear and tear to cartilage
Cause of rheumatoid arthritis
Cause of rheumatoid arthritis
Body's immune system attacking its own joints
Three types of muscle
Three types of muscle
Involuntary (smooth), cardiac, voluntary (skeletal)
Characteristic of cardiac muscle
Characteristic of cardiac muscle
Does not tire
How antagonistic muscles work
How antagonistic muscles work
One contracts while the other relaxes