Portage Nutrition BIOD 121 Exam 1
2025 Questions and Answers
True or False. If false, explain why it is false.
Nutritional value and taste are often the 2 most important reasons specific foods
are consumed in North America. - --ANSWER--False: Taste and texture are often
the 2 most important reasons specific foods are consumed in North America.
True or False: Nutrition is the science that links foods to health and disease. - --
ANSWER--True
Explain the difference between Internal and External drives that influence our
desire to eat. - --ANSWER--The internal drive is hunger and is associated with
negative sensations like churning, growling and pain in the stomach. External
drives have to do with appetite and are associated with positive food sensations
and lead us to eat when we are not hungry.
You are at an "all you can eat'' buffet. On the first pass through the line, you fill
your plate with a large quantity of foods. After eating it, you go back for a second
portion of the foods you liked. However, the food is less appealing the second
time around, and you place a smaller quantity on your plate because you feel full.
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, Considering the physiology as you eat, (1) explain what hormones are released (list
specifically) as the stomach stretches. (2) List the area of the brain that provides
neural regulation and appetite suppression to inhibit eating. - --ANSWER--As the
stomach is filled and stretches, hormones are released that cause satiety (Leptin,
serotonin, cholecystokinin (CCK). These hormones can travel to the brain
(hypothalamus) and activate the satiety center.
1. The hormones being released as the stomach stretches is leptin, seratonin, and
CCK. These hormones decrease hunger, in specific leptin. They acitvate the satiety
center in the brain which creates a sense of fullness.
2. The area of the brain that provides nerual regulation and appetite suppression to
inhibit eating is the satiety center.
A _________ is a substance that can promote growth and development, maintain
tissues and cells, fuel the body for physical and metabolic work, or regulate a body
process. - --ANSWER--nutrient
Macronutrient - --ANSWER--needed in large amounts in the body
Micronutrients - --ANSWER--needed in small amounts
organic - --ANSWER--A compound that contains carbon and hydrogen
inorganic - --ANSWER--any substance that does not contain carbon
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 2
2025 Questions and Answers
True or False. If false, explain why it is false.
Nutritional value and taste are often the 2 most important reasons specific foods
are consumed in North America. - --ANSWER--False: Taste and texture are often
the 2 most important reasons specific foods are consumed in North America.
True or False: Nutrition is the science that links foods to health and disease. - --
ANSWER--True
Explain the difference between Internal and External drives that influence our
desire to eat. - --ANSWER--The internal drive is hunger and is associated with
negative sensations like churning, growling and pain in the stomach. External
drives have to do with appetite and are associated with positive food sensations
and lead us to eat when we are not hungry.
You are at an "all you can eat'' buffet. On the first pass through the line, you fill
your plate with a large quantity of foods. After eating it, you go back for a second
portion of the foods you liked. However, the food is less appealing the second
time around, and you place a smaller quantity on your plate because you feel full.
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 1
, Considering the physiology as you eat, (1) explain what hormones are released (list
specifically) as the stomach stretches. (2) List the area of the brain that provides
neural regulation and appetite suppression to inhibit eating. - --ANSWER--As the
stomach is filled and stretches, hormones are released that cause satiety (Leptin,
serotonin, cholecystokinin (CCK). These hormones can travel to the brain
(hypothalamus) and activate the satiety center.
1. The hormones being released as the stomach stretches is leptin, seratonin, and
CCK. These hormones decrease hunger, in specific leptin. They acitvate the satiety
center in the brain which creates a sense of fullness.
2. The area of the brain that provides nerual regulation and appetite suppression to
inhibit eating is the satiety center.
A _________ is a substance that can promote growth and development, maintain
tissues and cells, fuel the body for physical and metabolic work, or regulate a body
process. - --ANSWER--nutrient
Macronutrient - --ANSWER--needed in large amounts in the body
Micronutrients - --ANSWER--needed in small amounts
organic - --ANSWER--A compound that contains carbon and hydrogen
inorganic - --ANSWER--any substance that does not contain carbon
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 2
