Ch 6. Protein
Which of the following is true of an amine group?
a. It is the carbon-containing portion of an amino acid., b. It is the unique chemical structure attached to the backbone of each amino acid., c. It represents the acid group attached to the central carbon atom., d. It is the oxygen-containing portion of an amino acid., e. It is the nitrogen-containing portion of an amino acid.
e. It is the nitrogen-containing portion of an amino acid.
what is the definition of a vitamin
a caloric nutrient
What makes up about 60% of an adults body weight?
water
What is not a risk of being underweight?
a. Early death during a famine or in a siege
b. High risk of developing heart disease
c. Death from starvation when suffering from cancer
d. High risk of death following surgery
e. Deterioration of nutrition status during hospitalization
b
Successful treatment for a young woman with anorexia nervosa at 80% of her ideal body weight includes:
cognitive behavioral therapy, family counseling, and expert nutrition guidance
What factor helps distinguish one amino acid from the other
the side chain
name the important roles of vitamin D
what is the first sign of dehydration
thirst
what is basil metabolic rate (BMR)
A measure of energy output taken while a person is awake but relaxed
Which of the following is a symptom of heat stroke?
a. Profuse sweating
b. Reduced heart rate
c. Rapid breathing
d. Gradual decline in body temperature
e. Gradual decline in body temperature
c
What is the name of the bond formed between the amine group end of one amino acid and the acid group end of the next amino acid
peptide
List the fat soluble vitamins
K, A, D, E
what is the most abundant mineral in the body?
calcium
what hormone is released by the stomach to stimulate appetite
Ghrelin
Athletes who lose a great deal of sodium in their sweat may be prone to
heat cramps
How many essential amino acids are there
9
what is a symptom of vitamin A deficiency
night blindness
what element makes teeth resistant to decay
floride
Identify the outside-the-body factor that contributes to obesity
a. Prolonged physical inactivity, b. Inherited familial genes, c. Reduced screen time, d. Neighborhoods with public parks, e. Access to many supermarkets
a
what is the by-product of anaerobic break down of glucose
lactate
what does the body do with oversupplied amino acids
the removes and secretes their amine groups
what are carotenoids
They are members of a group of pigments in foods that range from light yellow to reddish orange in color.
what is the effects of zinc deficiency
impaired immune system leading to a rise in infection
If a person fasts to lose weight, then how will his or her body react?
By breaking down fat molecules into ketone bodies
A person who continues moderate-intensity activities for more than _____ minutes begins to use less glucose and more fat for fuel.
20 minutes