Levels of Organization
What does it means for a multicellular organism to be "organized"?
Different structures perform different functions.
What are are examples of organs of a plant?
Leaves, root, stem
What is the job of the digestive system?
break the food down into substances the organs and cells in our body can use
What is the major organ in the respiratory system?
Lungs
What is the job of the bladder?
to get rid of the waste
What is the smallest level of organization in a multicellular organism?
cell
What is the first stage of the digestive system?
chewing
What body system brings the oxygen into your body and remove the carbon dioxide from your body.
Respiratory System
What are 2 of the 3 bones used for protection?
Skull, Ribs, Vertebrae
What are the two major organs of the nervous system?
Brain & spinal cord
What is tissue?
group of cells that work together to carry out specific tasks.
Ground, Dermal, and Vascular
Where is the last stage of the digestive system?
The large intestines
Tendons do what?
Connect muscle to bones.
What major organ stores vitamins, sugar, and iron to give your body energy. It also controls the production and removal of cholesterol and it clears the blood of drugs and other poisonous substances.
The Liver
What is an organ?
groups of different tissue working together to perform a particular job
What are the types of tissues found in an animal (human)?
Connective, Nervous, Epithilial, Muscle
Which body system produces blood cells?
Skeletal system
What are the three major components of the Circulatory system?
Heart, Blood Vessels, & Blood
Why are the intestines important?
Your small intestine is responsible for the absorption of nutrients from food into the bloodstream. Your large intestines maintains the function of reabsorption of water and mineral ions.
groups of different organs that work together to complete a series of tasks
Why do multicellular organisms have different organ systems?
to perform all the functions need for survival
What are the two parts of the Nervous System?
Central Nervous System & Peripheral Nervous System
Which organ helps regulate blood sugar?
Pancreas
What is the difference between arteries and veins?
Arteries take blood away from the heart, veins bring blood back to the heart.