NUSCTX 10 Final Exam||Verified Exam – Nutritional
Sciences UC Berkeley Complete Test Bank with
Questions and Answers | Final Exam Study
Guide||Newest Exam!!
Which of the following statement is FALSE regarding the
phases of digestions?
(a) Cephalic phase is the first phase of digestion that can
be triggered by the smell of the sound of foods.
(b) Salt channels in the body act as receptors for sodium
and create a salty sensation
(c) The breakdown of food only occurs in the intestinal
phase of digestion, and not in the gastric phase of
digestion
(d) The stomach produces strong acids to destroy most of
the bacteria, but some bacteria can still enter the intestinal
tract
(e) Pancreatic and intestinal digestive enzymes are
involved in the breakdown of the macronutrients -
ANSWER-(c) The breakdown of food only occurs in the
intestinal phase of digestion, and not in the gastric phase
of digestion
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Immediately following a meal, which part of blood
circulation is the most nutrient-rich? - ANSWER-hepatic
portal circulation
Which organelle participates in the chemical processes
that transfers energy from the chemical bonds of nutrient
molecules to newly created ATP molecules? - ANSWER-
mitochondria
The body's main source of energy is _____________ and
should be the major part of total daily food intake. -
ANSWER-carbohydrates
To be considered an essential nutrient, a substance must
have all these characteristics except...
(a) it has a specific biological function.
(b) removal from the diet leads to a decline in human
biological function.
(c) return of the omitted substance to the diet if done
before permanent damage occurs, restores normal
biological function impaired by its absence.
(d) it is made in abundance by the body.
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(e) none of the above. - ANSWER-(d) it is made in
abundance by the body.
Nutrient dense refers to foods that - ANSWER-provide
more nutrients relative to calories
Several ways we use energy include
(a) basal metabolism
(b) thermic effect of food
(c) physical activity
(d) non-exercise activity thermogenesis
(e) all of the above - ANSWER-(e) all of the above
Fiber is primarily made of - ANSWER-carbohydrates
An antioxidant, such as vitamin C, can donate electrons to
higher reactive compounds. The loss of electrons is -
ANSWER-oxidation
Which of the following are true about enzymes?
(a) Enzymes are biological catalysts.
(b) Enzymes lower the activation energy for a reaction.