Exam 20: The Digestive System and Nutrition

If you took a new, strong antibiotic, which vitamin would you most likely need that you didn't need before?

These sharply pointed teeth on the sides of the mouth tear food.

Triglycerides initially travel in the bloodstream away from the small intestine in ________ of the lymphatic system.

A hormone released in the small intestine that stimulates the pancreas to release digestive enzymes and the gallbladder to release bile is known as ________.

Beneficial bacteria that synthesize vitamin K and some of the B vitamins are an important part of our digestion. The part of the digestive system where these bacteria are found is the ________

Chyme travels from the stomach to which specific structure?

During digestion, sodium bicarbonate is released into the small intestine to help neutralize the pH of the acids coming from the stomach. The hormone responsible for stimulating the release of this bicarbonate is called ________.

Each time Cyrus drinks milk, he develops gas, bloating, and abdominal discomfort. Cyrus is probably ________.

Adding ________ to municipal water supplies will reduce the rate of tooth decay.

The type of inflammation of the gum in which bacteria grow in pockets between the gums and the teeth and in which teeth may become loose is called ________.

Which of the following is a common ailment characterized by a burning sensation caused by gastric juices backing up into the esophagus?

Your friend is trying to tell you that human teeth are not alive. You disagree. Why would you say that a tooth in an adult is alive?

If a person were born with the inability to produce pepsin, how would this affect his or her digestion?

Emery believes mucus is unhealthy, so he is always spitting it out. Explain to Emery why mucus produced by the GI tract is beneficial.

Pepsinogen is converted to pepsin by the presence of what other substance?

The amount of energy required by your body to simply exist is called the ________.

If a gallstone were to block the bile duct, which type of food would become more difficult to digest?

This digestive organ absorbs water from indigestible food residue, stores feces, and eliminates feces from the body.

It is considered healthy to have high levels of high-density lipoproteins (HDL). Why is this true?

________ cancer is the second-leading cause of cancer deaths, but early detection by using a long, flexible fiber tube to screen for precancerous polyps can save many lives.