Inside Bones
How many layers do bones have?
4 layers including the nerves and blood vessels
A connection between two bones
joints
what protects the brain and gives shape to the face
skull
Movements that skeletal muscles make; a person can control them
voluntary movement
the stomach and intestines are what kinds of muscles?
smooth muscles
The smooth, hard, white layer of bone.
compact bone
Tough bands of tissue that connect bone to bone
Ligaments
runs down the neck and back
spine
Movements a person can not help but do
ex: blinking, breathing...
involuntary movements
the heart is called what kind of muscle
cardiac muscle
The layer of the bone that has small spaces.
Spongy bone
joints that move back and forth
ex: both the knee and the finger have
hinge joints
attached to the spine are the
ribs
skeletal muscles are attached to bones with
tendons
how many bones does it take to smile
17
Within the spaces of the spongy bone. Jellylike
Bone Marrow
allow bones to turn
pivot jointws
holds the seven parts of the rib together
sternum
The human body has over how many muscles
600
how many bones does it take to frown?
40
Spongy bone
joints that allow movement in all directions
ball-and-socket joints
from shoulder to elbow
humerus bone
Muscles help the body
MOVE
an artificial limb
prosthesis or prosthetic