Body Systems
Vocabulary
1. tissue- a group of cells that work together to do a
certain job
2. organ – a group of tissues that work together to do a
certain job
3. digestive system- the organ system that breaks down food
into chemical nutrients the body can use. The stomach and intestines are 2 of
its main organs.
4. excretory system- the system that removes wastes from the
body. It is made up of the kidneys and
the bladder.
5. circulatory system- a group of organs that transports
needed materials in your blood throughout the body. It is made up of the heart, veins and
arteries.
6. respiratory system- a group of organs and tissues that
exchange oxygen and carbon dioxide between your body and the environment. Its main organs are the lungs.
7. nervous system-
the system that transmits information, in the form of electrochemical impulses,
throughout the body. It is made up of
the brain, spinal cord, and nerves.
8. brain- an organ that controls body activities, movement,
thought, memory and emotion. It receives
and interprets impulses from the entire body.
9. heart- an organ of the circulatory system that pumps
blood throughout the body
10. stomach- a baglike organ of the digestive system that
has strong muscles that mix food with digestive juices.
11. kidney- an organ that filters out the wastes from our
blood, helping to excrete them from out body. (humans have 2 kidneys)
12. lung- an organ
that helps the blood absorb oxygen. (we
have 2)
13. capillary- a tiny blood vessel that helps materials
exchange between the blood and the bodies cells
14. artery- a blood vessel that carries blood from the heart
to the rest of the body
15. vein- a blood vessel that carries blood from different
parts of the body back to the heart.
16 nerve- fibers of neurons that carry sensory and motor information throughout the body in the form
of electrical impulses (how the body sends signals
back to the spinal cord and to the brain).
MONDAY- fill out
body charts with definitions under the words or on a separate paper if needed
TUESDAY- write
the definitions of words that were not on the chart
WEDNESDAY-
crossword
THURSDAY- Study
(need to know definitions and be able to find where body parts are on a diagram
like the one in your homework).
FRIDAY- Test
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