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Skeletal,Muscle,andCirculatory
study guide
23
Science
7th Grade
01/19/2009

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Cards

Term

cartilage

Definition
the smooth, slippery tissue at the ends of the bones to reduce friction
Term
joint
Definition
any place two or more come together
Term
ligament
Definition
the tough band of tissue that holdds joints together
Term
periosteum
Definition
the tough, fiborous, tightfitting membrane surrounding the bones; contains blood vessels and nutrients used in bone growth and repair.
Term
skeletal system
Definition
this contains all 206 bones in your body, and has five major functions
Term

smooth muscle

Definition
the muscle found in the intestines, bladder, blood vessels, and other internal organs
Term

skeletal muscle

Definition
a muscle that moves a body
Term
cardiac muscle
Definition
a muscle found only in the heart
Term
tendons
Definition
thick bands of tissue that attach to muscles and bones
Term
voluntary muscle
Definition
a muscle, such as a leg or and arm muscle that can be controlled
Term

muscle

Definition
an organ that can relax, contract, and provide the force to mve your body parts
Term
involuntary muscle
Definition
a muscle, such as the heart muscle, that cannot be controlled
Term
hemoglobin
Definition
a molecule that carries oxygen and carbon dioxide
Term
plasma
Definition
the liquid part of blood that carries nutrients, minerals, and oxygen cells
Term
platelet
Definition
an irregularly shaped fragment of a cell that helps clot blood
Term
atrium
Definition
the two upper chambers of the heart
Term
ventricles
Definition
the two lower chambers of the heart
Term
capillaries
Definition
very small blood vessels that connect arteries and veins
Term
arteries
Definition
a blood vessel that carries blood away from the heart
Term
veins
Definition
a blood vessel that carries blood back to the heart
Term
systemic circulation
Definition
the system in which oxygen-rich blood moves to all of the organs and body tissues, except the heart and lungs, and oxygen-poor blood returns to the heart
Term
coronary circulation
Definition
the flow of blood to and from the tissues of the heart
Term
pulmonary circulation
Definition
the flow of blood through the heart to the lungs and then back to the heart
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