Chapter 9.3 Flashcards
What organ produces pancreatic juice?
Pancreas
What is the waste substance removed from the bloodstream by the kidneys?
Urea
What is the combination of secretions of mucus, hydrochloric acid, gastric enzymes, and other substances?
Gastric juice
What is the primary organ of digestion and absorption?
Small intestine
What is the hormone released by the pancreas that signals the liver to remove glucose from the blood?
Insulin
What is the sac-like, three-layered storage structure of the digestive system?
Stomach
What is the movement of water, digested food, and other dissolved substances enter the bloodstream?
Absorption
What is the organ that stores undigested materials that have passed through the digestive system?
Rectum
What are the tiny extensions of the cell membrane?
Microvilli
What organ lies on top of the small intestine and follows it in the order of digestion?
Large intestine
What glands produce intestinal juice to aid in digestion?
Intestinal glands
What is the area of thickened circular muscles where the esophagus joins the stomach?
Cardiac sphincter
What is located at the lower end of the stomach and keeps the food in the stomach until the food is mixed with juices?
Pyloric sphincter
What are the tiny, hair-like projections of the small intestine whose primary function is to absorb digested food?
Villi
What are the tube-like vessels in the middle of each villus that are for absorbing and distributing fat?
Lacteals
