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Science Bones.tissue

Name two activities that require voluntary actions Raising hand and talking
Name two activities that require involuntary actions pumping blood and breathing
Why do we have more bones as a baby than we do as an adult? We have more bones because when you are a baby your bones are in sections to allow room for growth, After you are done growing the bones grow together and harden, forming one bone where where there used to be several
What are bones made of? They are made with calcium and phosphorus
name an example of stimulus and response The phone rings........... so you answer it
which body system deals with a stimulus and response system? The nervous system
What do we call the inner layer of skin? Dermis
What is the tissue that is skin? Epithilial
What are 2 things skin does? Prevents water leakage and cover the body
Levels of the body organization? cells-> Tissues->organs-> organ system
How does an impulse travel? Starts in the dendrite, axon,cell body,axon,terminal fibers, AND when it leaves the terminal fibers it goes to the dendrites then the next nerve cell
Neuron Nerve cell
Smooth muscles involuntary, help make our organs function....... holding urine until it is time to use the bathroom
Skeletal muscles Attached to the bones of your skeleton; provides the force that helps move bones.
Tissues A bunch of cells together
What are 5 things bones do? Provides shape, enables you to move, protects organs, produces blood cells, stores certain materials until your body needs them
Cardiac mmuscle involuntary, does not get tired, contracts repeatedly; called heartbeats
Created by: Mklosterman