Digestive System
kidneys
2 bean shapes organs the size of a fist; separates wastes from the blood and send it to the bladder.
alimentary canal
30 ft muscular long tube through your body. In this tube the food travels and is broken down into smaller parts and changed into a thick liquid (includes esophagus, small intestine, and colon
incisors
4 front teeth which bite and cut your food
Why is the liver making bile important?
Bile salts, important substances contained in bile, are made iwth cholesterol which is manufactured in your liver. Bile salts help in the digestion of fats and oils. Each day, your liver produces about one quart of bile and stores it in your gallbladder.
How do little carbs and fats get digested?
By gastric juices in stomach
What is the job of your liver?
Every second it filters out millions of dead red blood and recycles the iron to your bones; produces 1 Quart of bile (for digestion of fat and oils); stores vitamins and minerals until the body need them; removes wastes and poisons the body has collected.
What is need to keep teeth strong?
Good diet, calcium, phosphorous, and vitamins.
What parts of the body are the parts of the excretory system
Kidneys and bladder because together they work to get rid (extract) waste.
digested
The food must be changed into a liquid form (digestion) in your small intestine
esophagus
The long muscular tube connecting your pharynx (throat) to the stomach; food passes through in 4 to 5 seconds
absorption
The process by which food is made available to your body; uses energy by using more 02 and gives off more C02 during absorption.
bicuspids
They have two points or cusps and TEAR and CRUSH food
pharynx
Throat. Just before you swallow, your tongue forms the chewed food into a ball and pushes it here.
What is another important function of your small intestine?
To move water, vitamins, minerals, and the digested food into your bloodstream, where it is transported to all part of your body
What part of your body still contracts even if you are standing on your head?
Your esophagus
small intestine
a 20 foot-long tube of muscles and other tissues that is coiled up just below the stomach. holds partly digested food leaving the stomach.
cirrhosis
a build up of scar tissue from alcohol in the liver.
saliva
a digestive juice that is a colorless liquid that your food is mixed with in your mouth. (mixed from 6 salivary glands changes complex starches (potatoes, breads) into sugar which can be digested.)
gastric juice
a digestive juice that your stomach is lined with which softens food, kills bacteria, and starts digestion.
bile
a greenish colored digestive juice that is mixed with food in your small intestine.; helps absorb fats and oils and carries out waste.
Stomach
a small elastic bag made of bands of muscles that stretch as food enters it from the esophagus and it releases it a little at a time
epiglottis
a tiny flap of cartilage that closes the opening to your trachea
What is the esophagus and its job?
a tube which carries food from the mouth to the stomach
custpids
also called canine have one point., these teeth TEAR APART food nlike coarse fruits, vegetables, and meats
pancreas
an organ near the stomach that secretes digestive juices and hormones; makes insulin (located between stomach and small intestine) produces pancreatic juice - digests carbs, proteins and fats; produces a substance that destroys acid in the gastric juice.
salivary glands
as you chew your food saliva pours from these six glands in your upper and lower jaws and under your tongue.
What is the job of the colon?
carries the waste part of the food from the body
Heartburn
condition when excess acid in the stomach is carried up the esophagus causing pain or burning behind the sternum
diabetes mellitus
disease which causes unused glucose (sugar) to collect in the blood and can overload brain and cause comma.
What is the job of the small intestine and what are the characteristics of the small intestine?
food is absorbed by the blood. A twenty foot long tube of muscle and other tissues that is coiled up just below the stomach.
What happens in the stomach and what are the characteristics of the stomach?
food is churned and mixed with digestive juices. small elastic bag made of band of muscles that stretch as food enters it from the esophagus
colon
large intestine - 5 ft long ; made of muscles that allow remaining food through the alimentary canal automatically.
liver
largest human organ inside your body, located just below the diaphragm in the upper right portion of your abdominal cavity.
pancreatic juice
pours through a duct into small intestine; digests carbohydrates, proteins and fats
Fiber
rough parts of fruits, vegetables, and grain that cannot be digested; clean intestinal walls/ helps body rid itself of waste. (ex apples)
gallbladder
stores 1 quart of bile per day.
Caffeine
substance found in coffee, tea, cola that speeds up the heart and central nervous system
Insulin
substance made in the pancreas which help the liver store excess sugar
digestion
the breaking down of food into a liquid form that can be used by the body.
What happens in the mouth?
the food is chewed and mixed with saliva
wisdom tooth
the last molar on each side of the jaw. This teeth will probably grow in when you are between 17 and 25 (ADOLESCENCE YEARS)
What are the parts of the digestive system (5 parts)
the mouth, esophagus, stomach, small intestine and colon
molars
they are in the back part of your mouth and are the teeth which GRIND your food into tiny pieces.
Villi
tiny finger like projections sticking out into the intestines (in the path of the digested food) allows digested food to enter the capillaries and into the blood stream.
What is the major purpose of the stomach
to store food
ducts.
tubes which allow digestive juices from pancreas, liver and gallbladder to enter the small intestine. These juices complete digestion of carbs and proteins that begin in mouth and stomach.
What happens to solid fats when they get digested
turn to oil in stomach's heat (6 hours)
What passes through your esophagus faster than food?
water
trachea
windpipe
