What forms the skeletal system?
Bones of the body
Connective tissue
Cartilage
Ligaments
What are the functions of the skeletal system?
Structure for movement
Protection
Support
Create minerals
True or False: Most bones act like levers on which muscles act to produce movement.
The human skeleton is divided into... Axial and Appendicular.
The Axial skeleton contains....
Skull
Vertebral column
Ribs
Pelvic
The skeleton of an embryo is composed almost entirely of a type of connective tissue called Cartilage Ligaments Calcium( Cartilage, Ligaments, Calcium ).
Mark each that is true about cartilage.
It contains blood vessels
It is dense and fibrous
It cannot support weight
It is extremely flexible
What is a joint?
Bone attaches to bone/Place where bones can move (Ex: hips, neck, knee)
Muscle to bone
Identify the type of freely movable joints.
Ball-and-socket
Hinge
Pivot
Stiff
True or False: Ball-and-socket joints permit the widest range of movement.
Mark all that is true about the structure of joints.
Cartilage protects the ends of bones as they move against each others at joints
Ligaments hold bones together at joints
Synovial fluid prevents the ends of bones from slipping past each other at joints
A bursa is a swelling caused by inflammation of a joint
A serious disorder that involves inflammation of one or more joints is Arthritis Scoliosis( Arthritis, Scoliosis ).
Mark all different types of muscle tissue.
Skeletal
Smooth
Cardiac
Digestive
True or False: Skeletal muscles are usually attached to bones.
What are the functions of smooth muscles?
Move food
Control blood flow
Move the epiglottis
Increase or decrease size of pupils
Skeletal muscle tissue controls
Voluntary movement
Involuntary movement
Heartbeat
Smooth muscle tissue controls
Cardiac muscle tissue controls
True or False: Thick filament contains Myosin protein.
True or False; Thin filament contains Actin protein.
The energy for muscle contraction is supplied by .
