Download Muscular System

Muscular System
Functions of the Muscular System
Functions of the Muscular System
Holds the body upright
Functions of the Muscular System
Holds the body upright
Make movement possible
Functions of the Muscular System
Holds the body upright
Make movement possible
Generates 85% of body
heat
Functions of the Muscular System
Holds the body upright
Make movement possible
Generates 85% of body
heat
Moves food, blood and
fluids through the body
3 Types of Muscle
3 Types of Muscle
Smooth Muscle-lines
organs, digestive tract,
respiratory tractinvoluntary
3 Types of Muscle
Smooth Muscle
Cardiac Muscle-heart
muscle-involuntary
3 Types of Muscle
Smooth Muscle
Cardiac Muscle
Skeletal Muscle- voluntary
Antagonistic relationship
What is the definition of
antagonistic?
Antagonistic relationship
Skeletal muscles work in pairs.
Antagonistic relationship
Skeletal muscles work in pairs.
The pairs work in opposition to each
other.
Example: biceps and
triceps
When one muscle
contracts the other
relaxes
There are over 600
skeletal muscles in the
human body, they all
have a name.
There are over 600
skeletal muscles in the
human body, they all
have a name.
There are 7 ways
muscles are named
7 ways Muscles are named
1. Origin and Insertion- where
the muscle begins and end.
Example- sternocleidomastoid
7 ways Muscles are named
1. Origin and Insertion- where
the muscle begins and end.
Example- sternocleidomastoid
2. Action- what the muscle does.
Example- flexor Carpi
7 ways Muscles are named
1. Origin and Insertion- where
the muscle begins and end.
Example- sternocleidomastoid
2. Action- what the muscle does.
Example- flexor Carpi
3. Location- Example- pectoralis
major, when there is a major
muscle there is always a minor,
pectoralis minor
7 ways Muscles are named
4. Fiber Direction- example:
obliques
7 ways Muscles are named
4. Fiber Direction- example:
obliques
5. Number of divisions- example:
biceps, triceps
7 ways Muscles are named
4. Fiber Direction- example:
obliques
5. Number of divisions- example:
biceps, triceps
6. Size- example: Gluteus
Maximus. When there is a
maximus there is always
medius and minimus
7 ways Muscles are named
4. Fiber Direction- example:
obliques
5. Number of divisions- example:
biceps, triceps
6. Size- example: Gluteus
Maximus. When there is a
maximus there is always
medius and minimus
7. Shape- Example: deltoid
Range of Motion
Each joint and the
muscles that move
the joint have a
specific range they
can move.
ROM’s
Flexion- bending a joint
Extension- straightening a joint
example: elbows and knees
ROM’s
Flexion and extension- example:
elbows and knees
Abduction-moving a body part away
from the body
Adduction-moving a body part
toward the body
example: moving the legs or arms
outward or inward
ROM’s
Flexion and extension- example:
elbows and knees
Abduction and adduction-example:
moving the legs or arms outward or
inward
Pronation- turning the palms down.
Supination-turning the palms
upward.
Example: turning the palms of the
hand up or down
ROM’s
Flexion and extension- example:
elbows and knees
Abduction and adduction-example:
moving the legs or arms outward or
inward
Pronation and supination-example:
turning the palms of the hand up or
down
Rotation-movement around the axis
of the joint.
Flexion and extension- example:
elbows and knees
Abduction and adduction-example:
moving the legs or arms outward or
inward
Pronation and supination-example:
turning the palms of the hand up or
down
Rotation-movement around the axis
of the joint.
Circumduction- movement at the end
of the rotating body part