Question 1

How do peptic ulcers differ from the condition known as GERD?

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Question 2

A _______________ is a mixture of two or more uniformly dispersed substances. It is typically composed of a _______________ dissolved in a solvent.

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Question 3

_______________ allows a substance to be moved from a region of lower concentration to a region of higher concentration, but requires both energy and the assistance of a transport protein.

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Question 4

The _______________ ranges from 0 to 14 and signifies the acidity or alkalinity of a solution.

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Question 5

The energy-requiring mechanism whereby molecules move into or out of cells by way of an enclosed vesicle, known as _______________ transport, takes two major forms: _______________ (in which substances are released into the cytoplasm) and _______________ (in which substances are released into the extracellular fluid).

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Question 6

When a substance crosses a cell membrane without the assistance of a transport protein or expenditure of energy, this process is categorized as a type of passive transport called _______________.

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Question 7

Why would someone who has suffered skeletal muscle injury and damage to the nerves in the head and neck be at risk for developing nutrition problems?

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Question 8

The general term or category for a non-energy-requiring mechanism whereby a substance moves from a region of higher concentration to a region of lower concentration is _______________.

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Question 9

The _______________ is a circular muscle that regulates the flow of food between the esophagus and the stomach.

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Question 10

Why might the dietitian who is working with a client who wants to lose weight suggest that that person eat 5-6 smaller meals that contain plenty of whole foods such as fruits, vegetables, and whole grains daily rather than 3 larger ones that contain refined foods and calorie-rich beverages?

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Question 11

A circular muscle called the _______________ regulates the flow of food between the stomach and the duodenum.

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Question 12

What happen iin all the foods thaea100% bioavailable?

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Question 13

_______________ beverages, such as sour lemonade, have a pH less than 7

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Question 14

Two types of inflammatory bowel disease are _______________, which usually affects the ileum and/or first portion of the large intestine, and _______________, which causes chronic inflammation of the colon.

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Question 15

In the form of passive transport called _______________ a substance crosses a cell membrane with the assistance of a transport protein.

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Question 16

_______________ typically affects the lower GI tract, causing abdominal pain, muscle spasms, diarrhea, and/or constipation, but results in no known structural abnormalities.

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Question 17

In _______________, which is caused by the weakening of the gastroesophageal sphincter, gastric juices reflux into the esophagus and irritate the mucosal lining.

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Question 18

_______________ is an autoimmune response to the protein gluten that damages the absorptive surface of the small intestine.

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Question 19

Why does the body have a different process for digesting and metabolizing fat than it does for carbohydrate and protein?

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Question 20

A _______________ releases or binds hydrogen ions in order to resist changes in pH.

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Quiz 3: Chemical, Biological, and Physiological Aspects of Nutrition