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Digestive System and Circulatory System
N/A
36
Science
8th Grade
06/06/2011

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Cards

Term
The ____________ system is composed of organs that break down food into smaller molecules our bodies can use
Definition
Digestive
Term
_________ digestion is when you physically break down food into smaller pieces
Definition
Mechanical
Term
____________ Digestion is when you chemically break food down into simpler substances. This is done with the use of special chemicals called ______
Definition
Chemical; Enzymes
Term
Digestions begins in the __________
Definition
Mouth
Term
With your teeth, the food is _________ digested and chewed into smaller pieces
Definition
Mechanically
Term
_______ moistens the food and lubricates it so it can be swallowed
Definition
Saliva
Term
Starch (Carbs) are broken down through ____________ digestion with the use of enzymes found in the saliva
Definition
mechanical
Term
Involuntary muscle that moves food throughout your digestive tract is ____________
Definition
Peristalsis
Term
What are the parts of the Digestive System?
Definition
Mouth Esophagus, Stomach, and Small and Large Intestines
Term
Where is food temporarily stored and removed of all protein?
Definition
the stomach
Term
After the stomach, the food moves to the _______ _______ were most of the digestion takes place. This is also where digestion ends, fats carbohydrates, and proteins are digested with the help of the _______ &___________
Definition
Small Intestine; Liver & Pancreas
Term
The _______ makes bile (not a enzyme)which breaks down fats physically
Definition
Liver
Term
The ______ makes enzymes that break down fat, carbs, and proteins
Definition
Pancreas
Term
The Pancreas and Liver place their secretions in the ______-________
Definition
Small- Intestines
Term
After digestion is complete, the nutrients are absorbed into the ________ to travel to all cells in the body
Definition
Blood
Term
The ___________ System is composed of organs which transport nutrients and oxygen to ______ and waste products ______ from cells
Definition
Circulatory; Cells; away
Term
________ blood is low in carbon dioxide and high in oxygen
Definition
Oxygenated
Term
_______ blood is high in carbon dioxide and low in oxygen
Definition
deoxygenated
Term
__________ are blood vessels which carry blood away from the heart
Definition
arteries
Term
Arteries have thick muscular walls because the __________is pushing the blood along
Definition
heart
Term
You can feel your ______ from a artery
Definition
pulse
Term
_______ are blood vessels which carry blood to the heart.
Definition
Veins
Term
Veins have thinner walls than arteries but have ________ to push the blood along
Definition
valves
Term
________ are the thinnest blood vessels and may be one cell layer thick.
Definition
Capillaries
Term
Every ________ in your body is near a capillary
Definition
Cell
Term
The ________ of materials takes place in the Capillaries
Definition
exchange
Term
______ _____ ______ are the blood cells in the blood that fight against infections
Definition
White; Blood; Cells
Term
__________ ________ ________ are the blood cells that carry oxygen to cells and have ___________ to help carry it
Definition
Red; Blood; Cells; Hemoglobin
Term
_____ help make the blood clot or scab to fix broken skin or vessels
Definition
Platelets
Term
The __________ is the liquid part of the blood where all dissolved materials are.
Definition
Plasma
Term
The _______ is the double pump of the circulatory system.
Definition
Heart
Term
One side of the heart pumps blood to the ______ to get oxygen and the other side pumps blood to the _______ to give the cells the oxygen to preform _______
Definition
Lungs; Body; Respiration
Term
The heart is composed of ___ chambers
Definition
4
Term
The top chambers are called __________
Definition
Atriums
Term
The bottom chambers are called _______
Definition
ventricles
Term
The __________ divides the center of the heart to prevent the oxygenated and deoxygenated blood from mixing
Definition
Septum
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