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BIOD 121 (Portage): Module 1 Practice Questions and Answers (100% Pass)
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BIOD 121 (Portage): Module 1 Practice Questions and Answers (100% Pass)
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©PREP4EXAMS@2024 [REAL-EXAM-DUMPS] Monday, July 29, 2024 12:15 PMBIOD 121 (Portage): Module 1 Practice
Questions and Answers (100% Pass)
What is nutrition? - ✔️✔️Nutrition by definition is the science that links foods to health and
disease.
When is nutrition important? - ✔️✔️from conception to death
When considering one's health, five dimensions can be evaluated: physical health,
intellectual health, emotional health, social health, and spiritual health. - ✔️✔️physical
health - body's ability to perform daily functions for survival
intellectual health - the cognitive ability to learn and adapt
emotional health - the ability to express or suppress emotion
social health - ability to interact with others
spiritual health - purpose for human existence, cultural practices
What is the difference between food and nutrients? - ✔️✔️Food provides energy in terms
of calories, while nutrients are substances found in food that provide the materials for
building and maintaining our bodies and regulating of key metabolic processes that
sustain life.
What two motives drive people to eat certain foods? (it isn't nutritional value) - ✔️✔️taste
and texture
Nutrients - ✔️✔️substances in food
Why do we get hungry? - ✔️✔️1) hunger 2) appetite
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, ©PREP4EXAMS@2024 [REAL-EXAM-DUMPS] Monday, July 29, 2024 12:15 PM
hunger - ✔️✔️internal drive often experienced as a negative sensation such as churning,
growling, or a painful sensation in the stomach
appetite - ✔️✔️external drive often related to pleasant sensations associated with food
and can lead us to eat even if we are not hungry
satiety - ✔️✔️the feeling of being full
hypothalamus - ✔️✔️a region of the brain that plays a role in hunger as well the feeling of
being full
gastrointestinal tract (GI) - ✔️✔️the main site in the body used for digestion and
absorption of nutrients
stomach - ✔️✔️plays a major role in satiety and weight regulation (expands as it starts to
fill with food adding to the feeling of satiety)
hormones - ✔️✔️compounds secreted into the bloodstream by one type of cell that acts
to control the function of another type of cell.
Hormones that increase hunger - ✔️✔️ghrelin, endorphins, neuropeptide-Y
Hormones that decrease hunger (cause satiety) - ✔️✔️leptin, serotonin, cholecystokinin
(CCK)
Leptin - ✔️✔️alerts the brain to turn off the hunger center and activates the satiety center
when consuming a meal
- produced in adipose cells (fat cells)
Ghrelin - ✔️✔️is produced by the stomach and has an opposing role: Traveling to the
brain, it stimulates the hunger center as it deactivates the satiety center
appetite is defined as - ✔️✔️psychological external influences that encourage us to find
food and consume it
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