HNF 150 EXAM 4 QUESTIONS WITH
DETAILED VERIFIED ANSWERS
Functions of proteins
1) Supporting growth and maintenance
2) Building enzymes, hormones, and other compounds
3) Transport and recognition proteins
4) Building antibodies
5) Maintaining acid base balance
6) Maintaining fluid and electrolyte balance
7) Energy (and energy storage)
Amino acids have
Backbone: amine group (contains nitrogen), acid group.
and
Side chain
Amino acid side chains
Valine- 3 carbon
Leucine- 4 carbon
Tyrosine- 7 carbon
Peptide bond is a
Chemical bond that link two amino acids together
Dipeptide is
Made of two peptides
Each amino acid can bond with ____ other amino acids
Two
Which of the following is a characteristic of LDL?
,It is less dense than HDL
About how many amino acids are considered to be essential amino acids?
9
Which of the following is not a use of fat in our body
Precursors of protein
Which is NOT a complementary protein combination
Pasta with tomato sauce.
Food security
Access, availability, food safety, and socially-acceptable means.
Food secure households
80.5%
Food insecure households
19.5%
Food insecure children and adults
9.9%
Food insecurity is
The limited or uncertain availability of nutritionally adequate and safe foods or limited, or
uncertain ability to acquire acceptable foods in socially acceptable ways.
Hunger is
The recurrent and involuntary lack of access to food. Food intake has been reduced to an extent
that it implies that family members have repeatedly experienced the physical sensation of
hunger.
Food assistance programs
, Government (public) programs
emergency food assistance network (public + charity): food banks, shelters, soup kitchens, and
community kitchens.
Food security programs
SNAP (formerly food stamp)
WIC (women)
Which product can be bought using food stamps?
A. Tobacco
B. Alcohol
C. Household cleaner
D. Diapers
E. Coffee
Coffee
Which is a federally funded program that serves meals to children?
A. WIC
B. Food Stamp Program
C. Summer Food Service
D. Competitive
Summer Food Service
What was the purpose of the Semi-Starvation study? Who were the subjects?
The purpose was in order to figure out the best treatment to bring people back from starvation.
The subjects were volunteers, people who did alternative public service. 36 people who were in
good physical and mental health, and able get along with others under stress.
What are the symptoms of semi-starvation?
Body weight loss, exhaustion, cold intolerance, hunger, irritable, no longer polite, loss of interest
in women, and weak.
What caused edema?
DETAILED VERIFIED ANSWERS
Functions of proteins
1) Supporting growth and maintenance
2) Building enzymes, hormones, and other compounds
3) Transport and recognition proteins
4) Building antibodies
5) Maintaining acid base balance
6) Maintaining fluid and electrolyte balance
7) Energy (and energy storage)
Amino acids have
Backbone: amine group (contains nitrogen), acid group.
and
Side chain
Amino acid side chains
Valine- 3 carbon
Leucine- 4 carbon
Tyrosine- 7 carbon
Peptide bond is a
Chemical bond that link two amino acids together
Dipeptide is
Made of two peptides
Each amino acid can bond with ____ other amino acids
Two
Which of the following is a characteristic of LDL?
,It is less dense than HDL
About how many amino acids are considered to be essential amino acids?
9
Which of the following is not a use of fat in our body
Precursors of protein
Which is NOT a complementary protein combination
Pasta with tomato sauce.
Food security
Access, availability, food safety, and socially-acceptable means.
Food secure households
80.5%
Food insecure households
19.5%
Food insecure children and adults
9.9%
Food insecurity is
The limited or uncertain availability of nutritionally adequate and safe foods or limited, or
uncertain ability to acquire acceptable foods in socially acceptable ways.
Hunger is
The recurrent and involuntary lack of access to food. Food intake has been reduced to an extent
that it implies that family members have repeatedly experienced the physical sensation of
hunger.
Food assistance programs
, Government (public) programs
emergency food assistance network (public + charity): food banks, shelters, soup kitchens, and
community kitchens.
Food security programs
SNAP (formerly food stamp)
WIC (women)
Which product can be bought using food stamps?
A. Tobacco
B. Alcohol
C. Household cleaner
D. Diapers
E. Coffee
Coffee
Which is a federally funded program that serves meals to children?
A. WIC
B. Food Stamp Program
C. Summer Food Service
D. Competitive
Summer Food Service
What was the purpose of the Semi-Starvation study? Who were the subjects?
The purpose was in order to figure out the best treatment to bring people back from starvation.
The subjects were volunteers, people who did alternative public service. 36 people who were in
good physical and mental health, and able get along with others under stress.
What are the symptoms of semi-starvation?
Body weight loss, exhaustion, cold intolerance, hunger, irritable, no longer polite, loss of interest
in women, and weak.
What caused edema?
