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Science Final S.G.
| Question | Answer |
|---|---|
| Digestion begins in the | mouth |
| Saliva also contains | amylase |
| Amylase breaks down starch into | sugar |
| Lugol's solution is used for | starch |
| Bennidict's solution is used for | sugar |
| The epiglottis is | the flap that covers the windpipe while swallowing |
| The esophagus is | a tube that's the passage for foos to the stomach |
| A ring of muscle that controls the passage of food between organs is called | sphincter |
| Gastric juice contains | pepsin and HCI which digests proteins |
| Mucus | coats the stomach to prevent ucler formation |
| Gall Bladder | stores bile which breaks down fats |
| Bile is produced by the | liver |
| Pancreas | secretes enzymes |
| Small Intestine | receives the secretions from gall bladder and pancreas |
| The nutrients are | obsorbed into the bloodstream |
| Villi | are small folds of small intestine |
| Large Intestine | absorbs water and minerals into the body |
| Peristalsis | is the contractions of smooth muscles in the digestive tract |
| Swallowing too much air causes | a burp |
| The main sourse of fuel/energy for the body is | glucose |
| Nose | filters and warms air and sneds olfactory signals to the brain |
| The passage of air into lungs is called | windpipe/trachea |
| Ont op of the trachea is the | larynx/voice box |
| Tranchea branch into | bronchi that branch into bronchioles |
| Alveoli | air sacs in lungs |
| Pleural Membranes surrounds | lungs thare filed with liquid/fluid |
| Diaphragm | muscle that controls your ventilation/breathing |
| When your diaphragm gets out of since it causes a | hiccup |
| Bromthymol Blue is a | indicator that turns yellow in the presence of carbon dioxide |
| Air left in lungs after you exhale is called | residual volume |
| The amount of air you can exhale is called | vital capacity |
| The total amout of air in your lungs is called | total lung capacity |
| Your total lung capacity can hold up to | 6 liters |
| Veins | carry blood to the heart |
| Arteries | carry blood away from the heart |
| Capillaries are | thin vessels that exchange carbon dioxide with the body |
| Aorta is the | largest vessel |
| The heart has | 4 valves and 4 chambers (2 atria and 2 ventricles that pump at the same time) |
| The septum | separates the left and right side of the heart |
| Red blood cells | carry oxygen |
| White blood cells | fight diseases |
| Plamsa | is the liquid part of blood |
| Lymphatic vessels | collects fluid that leaks from clogged arteries |
| A joint is where | 2 or more bones meet |
| A cartilage | is like a cushion |
| Ligaments | are like rubber bands |
| A hinge joint is like | a door |
| A ball and socket joint | can turn all around |
| A pivot joint | one bone rotates around another |
| A plane joint | is like a gliding motion |
| A saddle joint | is like a vertical joint |
| Bones are moved by | occurring in opposing pairs |
| Extensors | straightens joints |
| Flexors | bends a joint |
| Muscles are attached by | tendons |
| About how much percent of bones are replaced each year? | 10% |
| At the center of most bones are | bone marrows |
| Bone marrows forms | red blood cells and are places for fat storage |
| A cadiac muscle is in the | heart |
| A smooth muscle is in | internal organs |
| Skeletal muscles | are in varius sizes and has variety of strengths |
| Force is measured in | newtons |
| Calories are | energy gained from food |
| If a cell needs energy it'll go under | cellular respiration |
| Cellular respiration takes place in | mitochondrias |
| Diffusion | goes with the flow |
| Active transport | goes against the flow |
| The lungs and small intestine have folds that | increase surface areas |
| Homeostasis refers to | regulation of the body |
| An independent variable | is changed |
| A dependent variable | changes as a result of the variable |
| Controlled variables | are constants |
| A control group | is an unchanged group |
| Uncontrolled variables | can change accidentally to cause error |
Created by:
rawrrawr66
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