chapter 3 Flashcards

1
Q

Do spicy foods cause ulcers?

A

No, though spicy or acidic foods may irritate an existing ulcer.

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2
Q

what is the difference between probiotic & prebiotic?

A

PROBIOTIC: contain live bacterial cultures that can survive transit through the gastrointestinal tract & take up residence in large intestine.
PREBIOTIC: contain substances that stimulate the growth of beneficial bacteria that are already present in the large intestine.

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3
Q

what are drawbacks of using laxative medications for the treatment of functional constipation?

A

Most are associated w/ side effects, they can cause addiction, & can only be used for limited period(s).

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4
Q

For a person with celiac disease, exposure to dietary gluten results in damage to what?

A

The small intestine.

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5
Q

arrange the following levels of organization of the human body from smallest/least complex to largest/most complex:
tissue, organ, cell, organism, organ system.

A

cell, tissue, organ, organ system, organism.

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6
Q

The cell membrane is a double membrane made of what?

A

phospholipids.

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7
Q

fat-soluble molecule cholesterol does what for the membrane?

A

provides rigidity & stability

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8
Q

what are the purposes of the 4 main tissues: epithelial, nervous, connective, muscle.

A

epithelial: tissue that lines the outside of the body & all external passages w/in it. Epithelial cells secrete important substances, absorb nutrients, and excrete waste.
NERVOUS: tissues w/ branched cells that transmit impulses, designed for communication.
CONNECTIVE: tissue that holds different structures in the body together. Supports & protects the body, stores fat, & produces blood cells.
MUSCLE: tissue adapted to contract to cause movement.

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