Shared Flashcard Set

Details

Study Guide
N/A
75
Science
7th Grade
12/16/2008

Additional Science Flashcards

 


 

Cards

Term
bones store
Definition
mineral and fat and make blood cells (marrow)
Term
tendons
Definition
attach muscle to bone/to move body
Term
cartilage
Definition
protects ends of bones
Term
ligaments
Definition
holds joints together
Term
What helps skin heal?
Definition
blood clotting/scabs/and bacteria fight cells
Term
melanin
Definition
skin and hair color
Term
collagen
Definition
fibers provide skin strength
Term
osteoblasts
Definition
makes bone cells
Term
dermis
Definition
thick layer of skin below epidermis
Term
epidermis
Definition
upper layer of skin
Term
cardiovascular system
Definition
heart/blood/blood vessels
Term
blood types
Definition
A B AB O
Term
heart function
Definition
pump blood
Term
blood vessels
Definition
transports blood/ capillaries ~ veins ~ arteries
Term
blood circulation
Definition
pulmonary and systemic circulation (coronary circulation)
Term
respitory system
Definition
absorbs oxygen and releases carbon dioxide
Term
diaphragm
Definition
makes you breath/contracts - inhale
Term
alveoli and capillaries
Definition
lungs/oxygen and carbon dioxide exchanged
Term
trachea
Definition
windpipe ~ tubes connects throat and lungs
Term
pharynx
Definition
passage from mouth to larynx
Term
right side of heart
Definition
pumps blood need oxygen
Term
left side of heart
Definition
pumps blood to body
Term
upper heart chambers
Definition
atrium
Term
lower heart chambers
Definition
ventricle
Term
atherosclerosis
Definition
cholesteral builds up inside blood vessels
Term
stroke
Definition
blood vessel in brain breaks or clogs
Term
heart attack
Definition
heart muscles die
Term
emphysema
Definition
respitory disease
Term
lymph
Definition
extracellular fluid
Term
lymph nodes
Definition
remove pathogens and dead cells
Term
thymus
Definition
main gland of lymphatic system ~ makes T lymphocytes
Term
spleen
Definition
largest organ in lymphatic system ~ stores and produces lymphocytes
Term
tonsils
Definition
throat fights infection
Term
skeletal system
Definition
frame of bones ~ supports and protects body parts
Term
lymphatic system
Definition
collects extracellular fluid ~ returns to the blood
Term
respiratory system
Definition
absorbs oxygen ~ releases carbon dioxide
Term
nervous system
Definition
sends and recieves electrical messages
Term
digestive system
Definition
breaks down food into nutrients
Term
cardiovascular system
Definition
carries blood around the body
Term
musculur system
Definition
moves the body
Term
Leeuwenhoek
Definition
named Protists animacules
Term
fungi
Definition
have chitin cell wall/ not photosynthetic
Term
Protists
Definition
single cell/ has nucleus
Term
cell theory
Definition
page 76
Term
cellulose
Definition
cell wall plants
Term
chitin
Definition
cell wall fungi and some bacteria
Term
cell wall
Definition
rigid and support for cells
Term
cell membrane
Definition
acts as a barrier between cells and its enviroment
Term
ribosomes
Definition
make protein
Term
protein
Definition
used to make cells
Term
endoplasmic reticulum
Definition
where proteins are made
Term
nucleus
Definition
control center/DNA
Term
DNA
Definition
genetic material with instuctions how to make protein
Term
mitochondria
Definition
power house of cell/ATP - ADP
Term
ATP
Definition
stores energy
Term
Prokaryote
Definition
no nucleus
Term
eukaryote
Definition
has a nucleus
Term
cells form
Definition
tissues
Term
tissues form
Definition
organs
Term
organs form
Definition
organ systems
Term
cells come from
Definition
other cells
Term
size of cells are restricted because of
Definition
surface area - to volume - to ratio
Term
chloroplasts
Definition
photosynthesis
Term
chloroplasts
Definition
photosynthesis
Term
photosynthesis
Definition
sunlight into energy/chloroplasts/plants/algae/some protists
Term
homeostasis
Definition
stable internal enviroment
Term
four types of tissue
Definition
epithelial/nervous/muscle/connective
Term
three muscle types
Definition
cardiac-heart/skeletal/smooth-digestive tract and blood V
Term
muscle attacks _________ to allow you to move
Definition
bones
Term
flexor muscles
Definition
bends body
Term
extensor muscles
Definition
straightens body
Term
exercise
Definition
when body is in motion
Term
resistence exercise
Definition
builds strength/ weights - gravity
Term
aerobic exercise
Definition
endurance ~ moderately intense
Term
tendinitis
Definition
inflamed tendon
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