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Science Review
| Question | Answer |
|---|---|
| Produces hormones and chemicals | Endocrine System |
| Excretes waste and other harmful substances | Excretory System |
| Produces white/red blood cells, provides structural support | Skeletal System |
| Gets oxygen into your body and gets rid of CO2 and water vapor | Respiratory System |
| Controls and coordinates body functions using electrical signals | Nervous System |
| Creates another organism (Makes babies) | Reproductive System |
| Transportation for blood, oxygen, and nutrients | Circulatory System |
| Handles food and converts it into usable energy | Digestive System |
| Provides movement for the entire body | Muscular System |
| Provides protection, sense of touch, etc. | Integumentary System |
| Response to a stimuli you don't have control over | Reflex |
| Lipids break down into______ | Fatty Acids |
| Protein (meat) breaks down into______ | Amino Acids |
| Carbohydrates break down into______ | Simple Sugars |
| What system is responsible for stimuli? | Nervous System |
| _____ stimulus is a reaction to situation occurring outside of the body | External |
| Hormones are excreted through- | Glands |
| _____ stimulus is a reaction to things occurring within the body | Internal |
| What organ/muscle is responsible for moving food to the stomach after it is swallowed | Esophagus |
| What layer of skin produces, replaces and sheds thousands of new cells every day? | Epidermis |
| When a new substance is made, it is a _____ change | Chemical |
| When a substance only changes form, it is a _____ change | Physical |
| What are the 5 levels of organization that operate together to create an organism? | Cell, Tissue, Organ, Organ System, Organism |
| _____ energy is stored in food | Chemical |
| Formula for calculating work? | F x D=W |
| In what system do you find hemoglobins? | Circulatory System |
| Define the word 'permeable' | Allowing certain things to pass through (Cell Membrane) |
| Circulatory System is the main ______ for all chemicals, nutrients, oxygen, and waste throughout the body | Transportation |
| What kind of changes occur within the stomach? (Chemical, Physical) | Both |
| What kind of changes occur in the large intestine? (Chemical, Physical | Physical |
| What kind of changes occur within the mouth? (Chemical, Physical) | Both |
| What kind of changes occur within the esophagus? (Chemical, Physical) | None |
| Ligaments connect _______ | Bones to bones |
| Tendons connect_______ | Muscles to bones |
| Cartilage is the ______ between bones | Cushion |
| ______ is where two bones meet | Joints |
| What does a nucleus do? | Controls activities within the cell |
| What does a mitochondria do? | Make usable energy for the cell |
| What does a cell membrane do? | Protects cell , and allows certain things through and keeps away harmful stuff. It is permeable |
| What does a cell wall do? | Protects cell, and provides structure |
| What does a chloroplast do? | Takes sunlight and makes it into energy |
| What is a vacuole? | The storage for water and stuff |
| 3 parts of cell theory- | 1.All organisms are made of one or more cells 2.The cell is the basic building block of all living things 3.All cells come from existing cells |
| What is the genetic material? | DNA; holds the 'blueprint' for life |
| What is an Element? | It is found on the periodic table; it is the smallest unit of a substance that still retains its identity |
Created by:
l0908775
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