Skeleton Basics
Provides shape and support for the body
What is a function of a skeleton?
this joint moves backward and forward
what is a hinge joint?
the muscle found only in the heart
what is the cardiac muscle?
muscles work in these
what are pairs?
the outermost layer of skin
what is the epidermis?
this cools your body when you sweat
what is evaporation?
two minerals that make bones strong
what are calcium and phosphorus?
this joint allows movement in many directions
what is a ball-and-socket joint?
this muscle moves food through the digestive system
what is smooth muscle?
when one muscle contracts, the other does this
what is relaxes?
the skin layer with nerves and blood vessels
what is the dermis?
skin helps cool you by releasing this
what is sweat?
soft tissue inside bones where blood cells are made
what is bone marrow?
this joint does not move
what is a fixed (immoveable) joint?
this muscle is attached to bones
what is skeletal muscle?
Two muscles that move your arm
what are biceps and triceps?
One way skin protects the body
what is blocking germs from entering?
blood vessels near the skin open to release this
what is heat?
Most of a newborn baby's skeleton is made of this
what is cartilage?
the knee is an example of this type of joint
what is a hinge joint?
the muscle type that is voluntary
what is skeletal muscle?
Which muscle contracts to bend your arm?
What is the biceps?
washing skin helps prevent this
what is acne?
this helps keep muscles healthy
what is exercise?
five major functions of the skeleton
What are support, protection, movement, blood cell production, and mineral storage?
Name two moveable joints in the body
what are the knee and shoulder? (or neck and elbow)
match the muscle to voluntary/involuntary
what is skeletal = voluntary; smooth and cardiac = involuntary?
explain how muscles move bones
what is: one muscle contracts while the other relaxes to move the bone?
this disease happens when skin cells divide uncontrollably
what is skin cancer?
the life cycle of epidermal cells
what is: cells form at the bottom, move up, die, and are shed?