Zusammenfassung der Ressource
Muscular System
- NAMES OF MUSCLES
- Trapezius
- Deltoids
- Biceps
- Triceps
- Pectorals
- Latissimus dorsi
- Abdominals
- Gluteals
- Quadriceps
- Hamstrings
- Sartorius
- Gastrocnemius
- TYPES OF MUSCLE
- Voluntary
- Under our conscious control
- Skeletal muscles e.g. biceps
- Involuntary
- Work automatically, no
conscious commands
- Smooth muscles e.g blood vessels
- Cardiac
- Involuntary
- Works constantly with no rest
- CONNECTIVE TISSUES
- Ligaments
- Bands of white, elastic fibres.
- Attach bone to bone. They help to
stabilise the joint and control the
amount of movement at the joint
- Tendons
- White, flexible and very
strong, non elastic cords
- Attach muscle to bone
- Cartilage
- Shiny, smooth, white
covering of the bone
- Acts as a
shock
absorber
and
cushions
the impact
between
the bones
- TYPES OF
MOVEMENT
- Flexion
- Decreasing
the angle of
a joint, the
bending of a
limb
- Bicep curl
- Extension
- Increasing the angle of a
joint, straightening the
limb
- Shot
put
- Abduction
- The movement
of a limb away
from the midline
of the body
- Jumping
out into
a star
jump
- Adduction
- The movement of the
limb towards the
midline of the body
- The breast
stroke
entering
the glide
phase
- Rotation
- The bone moves freely in a curve
- Turning your head
to breathe in the
front crawl
- MUSCLES
WORK IN PAIRS
- Agonist
- Working muscle that contracts
to create movement
- Bicep in a
bicep curl
- Antagonist
- The ralaxing
muscle to
allow the
movement to
be created
- Tricep in a
bicep curl
- Origin
- The end of the muscle
attached to the stationary
bone
- Bicep
connected to the
scapula
- Insertion
- The end of the
muscle attached
to the moving
bone
- Bicep connected
to the radius
- Antagonistic
muscle action
- Muscles can only PULL