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Human Body Systems

The Digestive system and Circulatory System

QuestionAnswer
How many human body systems are there? Eight
Explain the path of food through the digestive system Mouth, Esophagus, stomach, small intestine, large intestine, rectum, anus
What happens to undigested foods? It forms a solid mass called feces which is stored in the rectum for a short period of time. Feces leaves the body through the anus
How long does it take for the journey of food to travel through the digestive system? 24 to 33 hours
Bile A substance made in the liver that breaks down fats
Gallbladder The digestive organ that breaks down bile.
What is the main organ of the circulatory system? The heart
What two systems make up the circulatory system? The heart and blood vessels
Artery A blood vessel that carries blood away from the heart
Vein Blood vessel that carries blood to the heart
Blood pressure The force of blood against the walls of the blood vessels
Plasma The liquid part of blood
Hemoglobin A substance in red blood cells that carries oxygen
Platelets Tiny cell pieces that helps blood to clot
Name are the four blood types A, B, AB, and O
Antibodies A protein in plasma that fights disease. Antibodies help a person resist disease.
White blood cells White blood cells fight disease.
How would the body be affected if blood had low levels of hemoglobin? It may be hard for the person to breathe or walk.
Created by: mrssimona
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