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Cells, Systems, Tissues
The Skin I'm In Unit
30
Science
8th Grade
11/11/2010

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Cards

Term
Cell
Definition
basic unit of structure and function in living things
Term
Cell Membrane
Definition
controls what can enter or leave the cell
Term
Cell Wall
Definition
rigid layer that surrounds plant cells
Term
Cytoplasm
Definition
gel-like substance between the nucleus and cell membrane
Term
Chloroplasts
Definition
captures energy from the sun and uses it to produce food for plants
Term
Endoplasmic Reticulum
Definition
transports proteins in the cell
Term
Gologi Body
Definition
packages proteins in the cell
Term
Lysosomes
Definition
contains enzymes that break down particles in the cell
Term
Mitochondria
Definition
produces energy for the cell
Term
Nucleus
Definition
directs all the cell’s activities
Term
Ribosomes
Definition
site where proteins are made in the cell
Term
Vacuole
Definition
storage area for the cell
Term
Nucleolus
Definition
found within the nucleus and makes ribosomes
Term
Centrioles
Definition
makes spindle fibers which attach to chromosomes during mitosis.
Term
Circulatory or Cardiovascular
Definition
carries needed materials to the body cells; carries waste away from body cells; help fight disease
Term
Digestive
Definition
takes food into the body, breaks food down, and absorbs the digested materials
Term
Endocrine
Definition
controls many body processes by means of chemicals
Term
Excretory
Definition
removes wastes
Term
Immune/Lymphatic
Definition
fights disease
Term
Muscular
Definition
enables the body to move; moves food through the digestive system; keeps the heart beating
Term
Nervous
Definition
detects and interprets information from the environment outside the body and from within the body; controls most body functions
Term
Reproductive
Definition
produces sex cells that can unite to create offspring; controls male & female characteristics
Term
Respiratory
Definition
takes oxygen into the body and eliminates carbon dioxide
Term
Skeletal
Definition
supports the body, protects it and works with muscles to allow movement; make blood cells and stores some materials
Term
Integumentary (Skin)
Definition
protects the body, keeps water inside the body, and helps regulate body temperature
Term
Tissue
Definition
is a group of similarly structured cells that perform the same function
Term
Connective Tissue
Definition
provides support for your body and connects all its parts. i.e. blood, bone tissue, fat tissue, lymph tissue
Term
Muscel Tissue
Definition
can make parts of your body move by contracting or shortening. i.e. muscle tissue in 600+ muscles in the body
Term
Nervous Tissue
Definition
directs and controls the process of movement by carrying electrical impulses back and forth between the brain and other parts of the body. i.e. nerves
Term
Epithelial Tissue
Definition
covers the surfaces of your body, inside and out. i.e. skin layers, lining of organs
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