Shared Flashcard Set

Details

The Human Body
N/A
20
Science
8th Grade
05/12/2011

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Cards

Term
Ball and Socket Joint:
Definition
makes circular movement, hips&shoulders
Term
Hinge Joint:
Definition
moves in 2 directions, elbows&knees
Term
Gliding Joint:
Definition
glides past one another, fingers&spine
Term
Pivot Joint:
Definition
rotates around, head&arms
Term
Fixed Joint:
Definition
no movement, skull
Term
Skeletal Muscle
Definition
controllable, voluntary, moves your arms and legs, striated
Term
Smooth Muscle
Definition
cannot control, involuntary, forms wall of digestive system, smooth
Term
Cardiac Muscle
Definition
heart muscle, striated, involuntary
Term
Cartilage
Definition
on the tip of your nose and ears, can move, soft bone tissue
Term
What is a bone made of?
Definition
Periosteum, Compact Bone, Spongy Bone, and Marrow
Term
Periosteum:
Definition
Soft thin substance that covers and protects the bone
Term
Compact Bone
Definition
Tough hard bone that heals itself when broken
Term
Spongy Bone:
Definition
Contains red marrow which produces red blood cells that carry oxygen and carbon dioxide through the body
Term
Compact Bone
Definition
Tough hard bone that heals itself when broken
Term
Spongy Bone:
Definition
Contains red marrow which produces red blood cells that carry oxygen and carbon dioxide through the body
Term
Marrow
Definition
Soft inner center of bones containing blood vessels and fat cells, creates red blood cells
Term
What are the main functions of the Skeleton?
Definition
supports structure, gives it shape, protects organs, muscle attachment
Term
When one muscle ________, this causes ____________
Definition
pulls; movement
Term
While the contracted muscle ________ the other muscle __________
Definition
pulls; relaxes
Term
Tendons:
Definition
attach muscle to bones, strong, like elastic
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