1|Page
DHN 101 EXAM 2 PREP 2026 ALL QESTIONS AND
CORRECT DETAILED ANSWERS ALREADY A
GRADED WITH EXPERT FEEDBACK |NEW AND
REVISED
You go to your next class, but because you're so full from lunch, you
doze off. You awake to your classmate poking you in the arm as you
realize the teacher is calling your name to answer a question. With your
heart racing, your body now releases _____, which increases glycogen
breakdown in the liver and raises your blood sugar. - ANSWER-
epinephrine
Nutritive sweeteners - ANSWER- sugar, corn syrup, polydextrose,
maltodextrin, & sorbitol
Nonnutritive sweeteners - ANSWER- sucralose & Acesulfame-K
Contrary to popular belief, all of the alternative sweeteners approved for
sale in the U.S. are safe for human consumption and have never been
proven to be carcinogenic (cancer-causing) in humans. Of the following
alternative sweeteners, which one is banned for sale in the U.S. because
of controversial research that indicated the substance caused bladder
cancer in mice? - ANSWER- Cyclamate
Insulin does what? - ANSWER- allows cells to take in glucose
,2|Page
Individuals with type 1 diabetes - ANSWER- do not produce insulin
Digestible carbs - ANSWER- amylose, amylopectin, glycogen
Indigestible carbs - ANSWER- cellulose, gums, pectins, and mucilages
Amylase does what? - ANSWER- begins breakdown of starch in mouth
Lactase does what? - ANSWER- breaks disaccharide into glucose and
galactose
Maltase does what? - ANSWER- breaks disaccharide into two molecules
of glucose
Sucrose does what? - ANSWER- breaks disaccharide into glucose and
fructose
True of false: Because animals store glycogen in their muscles, meat,
fish, and poultry are good sources of carbs because you are eating the
dead animal's stored glucose - ANSWER- False
If a diet does not provide adequate carbs to meet immediate energy
needs, the body compensates by altering its metabolism of other
nutrients. Insufficient dietary carbs can lead to elevated levels of ketone
bodies. Ketone bodies are the byproducts of partial breakdown of -
ANSWER- fat
,3|Page
Fiber plays an important role in bowel health; a diet that is low in fiber
leads to ____ stools - ANSWER- small, hard
A low-fiber diet and the lack of water in fecal matter can cause ______.
- ANSWER- constipation
If excessive straining occurs during defecation, the anal veins can swell,
causing _______ - ANSWER- hemorrhoids
High pressure inside the large intestine during bowel movements can
cause small pouches called ______ to protrude through the intestinal
wall. - ANSWER- diverticula
When these pouches are painfully inflames, the condition is known as
_____ - ANSWER- diverticulitis
If pouches in the large intestine exist without painful symptoms, the
condition is known as _____ - ANSWER- diverticulosis
Fiber increases satiety which does what? - ANSWER- helps produce
weight loss
Fiber reduces cholesterol absorption and increases cholesterol excretion
which - ANSWER- reduces cardiovascular disease
, 4|Page
Soluble fiber slows digestion and minimizes dramatic swings in blood
glucose ans - ANSWER- improves diabetes management
Insoluble fiber increases stool bulk and increases regularity which -
ANSWER- promotes colon health
The majority of Americans with diabetes have type 2 diabetes, formerly
called ______ - ANSWER- adult-onset diabetes
The major type of diabetes is characterized by _____ - ANSWER-
insulin resistance
Approximately 5-10% of diabetes cases are type 1 diabetes, formerly
called _____ - ANSWER- juvenile-onset diabetes
The less common form of diabetes is an autoimmune disease that results
in ______ - ANSWER- no pancreat
In a person with type II diabetes, the blood sugar level remains high
after a meal because - ANSWER- muscle and liver cells do not receive a
signal
In 2008 FDA approved a sweetener derived from a South African shrub
called - ANSWER- Stevia
In the US the artificial sweetener _____ has been used for over 100
years - ANSWER- saccharin
DHN 101 EXAM 2 PREP 2026 ALL QESTIONS AND
CORRECT DETAILED ANSWERS ALREADY A
GRADED WITH EXPERT FEEDBACK |NEW AND
REVISED
You go to your next class, but because you're so full from lunch, you
doze off. You awake to your classmate poking you in the arm as you
realize the teacher is calling your name to answer a question. With your
heart racing, your body now releases _____, which increases glycogen
breakdown in the liver and raises your blood sugar. - ANSWER-
epinephrine
Nutritive sweeteners - ANSWER- sugar, corn syrup, polydextrose,
maltodextrin, & sorbitol
Nonnutritive sweeteners - ANSWER- sucralose & Acesulfame-K
Contrary to popular belief, all of the alternative sweeteners approved for
sale in the U.S. are safe for human consumption and have never been
proven to be carcinogenic (cancer-causing) in humans. Of the following
alternative sweeteners, which one is banned for sale in the U.S. because
of controversial research that indicated the substance caused bladder
cancer in mice? - ANSWER- Cyclamate
Insulin does what? - ANSWER- allows cells to take in glucose
,2|Page
Individuals with type 1 diabetes - ANSWER- do not produce insulin
Digestible carbs - ANSWER- amylose, amylopectin, glycogen
Indigestible carbs - ANSWER- cellulose, gums, pectins, and mucilages
Amylase does what? - ANSWER- begins breakdown of starch in mouth
Lactase does what? - ANSWER- breaks disaccharide into glucose and
galactose
Maltase does what? - ANSWER- breaks disaccharide into two molecules
of glucose
Sucrose does what? - ANSWER- breaks disaccharide into glucose and
fructose
True of false: Because animals store glycogen in their muscles, meat,
fish, and poultry are good sources of carbs because you are eating the
dead animal's stored glucose - ANSWER- False
If a diet does not provide adequate carbs to meet immediate energy
needs, the body compensates by altering its metabolism of other
nutrients. Insufficient dietary carbs can lead to elevated levels of ketone
bodies. Ketone bodies are the byproducts of partial breakdown of -
ANSWER- fat
,3|Page
Fiber plays an important role in bowel health; a diet that is low in fiber
leads to ____ stools - ANSWER- small, hard
A low-fiber diet and the lack of water in fecal matter can cause ______.
- ANSWER- constipation
If excessive straining occurs during defecation, the anal veins can swell,
causing _______ - ANSWER- hemorrhoids
High pressure inside the large intestine during bowel movements can
cause small pouches called ______ to protrude through the intestinal
wall. - ANSWER- diverticula
When these pouches are painfully inflames, the condition is known as
_____ - ANSWER- diverticulitis
If pouches in the large intestine exist without painful symptoms, the
condition is known as _____ - ANSWER- diverticulosis
Fiber increases satiety which does what? - ANSWER- helps produce
weight loss
Fiber reduces cholesterol absorption and increases cholesterol excretion
which - ANSWER- reduces cardiovascular disease
, 4|Page
Soluble fiber slows digestion and minimizes dramatic swings in blood
glucose ans - ANSWER- improves diabetes management
Insoluble fiber increases stool bulk and increases regularity which -
ANSWER- promotes colon health
The majority of Americans with diabetes have type 2 diabetes, formerly
called ______ - ANSWER- adult-onset diabetes
The major type of diabetes is characterized by _____ - ANSWER-
insulin resistance
Approximately 5-10% of diabetes cases are type 1 diabetes, formerly
called _____ - ANSWER- juvenile-onset diabetes
The less common form of diabetes is an autoimmune disease that results
in ______ - ANSWER- no pancreat
In a person with type II diabetes, the blood sugar level remains high
after a meal because - ANSWER- muscle and liver cells do not receive a
signal
In 2008 FDA approved a sweetener derived from a South African shrub
called - ANSWER- Stevia
In the US the artificial sweetener _____ has been used for over 100
years - ANSWER- saccharin
