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Name _____________________________

Date ___________________

Select the definition that most nearly defines the given word.

1.   peristalsis    These are the tiny, finger-shaped projections in the small intestine through which nutrients pass into the bloodstream.    This is the opening through which feces pass from our body.    This is a wave of muscular movement that pushes food through the digestive system.    This is the digestive juice made by glands in the mouth.

2.   rectum    A gland that secretes juices in the small intestine to help the digestion of food.    This is the last part of the large intestine.    This is the solid waste material which remains after food is digested. This will leave the body through the anus.    This is the largest gland in the human body. This gland stores nutrients, removes poisons and wastes, and produces bile.

3.   papillae    These are the bumps on the surface of the tongue that contain taste buds.    This is the part of the body that contains the stomach and other organs.    This is the soft ball of food formed in the mouth after chewing. It is then swallowed and enters the esophagus.    This is a wave of muscular movement that pushes food through the digestive system.

4.   esophagus    This is a tube made of muscles that allows food to move from the mouth to the stomach.    This is partially digested food that leaves the stomach.    This is the part of the digestive system that comes after the stomach. The big part of digestion and absorption happens here.    This is the process of breaking down food into small units that the body can use.

5.   pancreas    A gland that secretes juices in the small intestine to help the digestion of food.    This is the baglike digestive organ in which food is churned and mixed. This also secretes juices that help to break up food particles.    A small sac in which bile is stored.    This is a tube made of muscles that allows food to move from the mouth to the stomach.

6.   saliva    These are chemicals found in our digestive juices that help break down food.    This is the main portion of the large intestine.    This is the digestive juice made by glands in the mouth.    This is the burning feeling from the backup of stomach acid into the esophagus.

7.   duodenum    This is the part of plant foods that we can’t digest.    This is the part of digestion which follows the small intestine where food that the body cannot use is prepared for elimination. It is made up of the colon and rectum.    These secrete digestive enzymes in the mouth to help the digestive process begin in the mouth.    This is the first part of the small intestine.

8.   bolus    These are the bumps on the surface of the tongue that contain taste buds.    This is the last part of the large intestine.    This is the soft ball of food formed in the mouth after chewing. It is then swallowed and enters the esophagus.    These are chemicals found in our digestive juices that help break down food.

9.   salivary glands    These secrete digestive enzymes in the mouth to help the digestive process begin in the mouth.    This is the largest gland in the human body. This gland stores nutrients, removes poisons and wastes, and produces bile.    This is the burning feeling from the backup of stomach acid into the esophagus.    This is the last part of the large intestine.

10.   digestion    This is the process of breaking down food into small units that the body can use.    A small sac in which bile is stored.    This is the first part of the small intestine.    This is the part of the digestive system that comes after the stomach. The big part of digestion and absorption happens here.

11.   colon    This is a tube made of muscles that allows food to move from the mouth to the stomach.    This is the main portion of the large intestine.    These are the tiny, finger-shaped projections in the small intestine through which nutrients pass into the bloodstream.    This is the solid waste material which remains after food is digested. This will leave the body through the anus.

12.   chyme    A gland that secretes juices in the small intestine to help the digestion of food.    This is partially digested food that leaves the stomach.    These secrete digestive enzymes in the mouth to help the digestive process begin in the mouth.    This is the part of the body that contains the stomach and other organs.