HPEX 310 EXAM 2 CORE EXERCISE
PHYSIOLOGY AND BODY COMPOSITION
CONCEPTS REVIEW 2026
◉ Lipids.
Answer: A class of compounds that do not readily dissolve in water;
these include fats,oils, and waxes
◉ Fats.
Answer: most common types of lipids found in foods and in your
body, an important important fuel source
◉ Fatty Acid.
Answer: consist of a small chain of carbon, hydrogen, and a few
oxygen atoms; body stores this in fat cells as triglycerides; released
into the bloodstream
◉ Unsaturated Fatty Acids.
Answer: include monounsaturated and polyunsaturated fatty acids;
found in plants (including nuts, seeds, grains,and vegetable oils); are
liquid at room temperature; more heart- healthy
◉ Essential fatty acids.
, Answer: two polyunsaturated fatty acids linoleum acid and alpha-
linoleic acid) from your diet
◉ Saturated fatty acids.
Answer: solid at room temperature; found in both animal (meat and
diary) and plant (coconut and palm oil); increase blood levels of
total cholesterol and LDL cholesterol
◉ Phospholipids.
Answer: vital components of cell membranes and play a key role in
emulsification
◉ Protein.
Answer: Major part of lean tissue, totaling 17-20% of body weight
◉ Amino Acids.
Answer: basic structural units of proteins;20 different types of this
◉ Essential Amino Acids.
Answer: 9 types of this acid; body cannot make them and they must
be consumed in the diet
◉ Nonessential Amino Acids.
PHYSIOLOGY AND BODY COMPOSITION
CONCEPTS REVIEW 2026
◉ Lipids.
Answer: A class of compounds that do not readily dissolve in water;
these include fats,oils, and waxes
◉ Fats.
Answer: most common types of lipids found in foods and in your
body, an important important fuel source
◉ Fatty Acid.
Answer: consist of a small chain of carbon, hydrogen, and a few
oxygen atoms; body stores this in fat cells as triglycerides; released
into the bloodstream
◉ Unsaturated Fatty Acids.
Answer: include monounsaturated and polyunsaturated fatty acids;
found in plants (including nuts, seeds, grains,and vegetable oils); are
liquid at room temperature; more heart- healthy
◉ Essential fatty acids.
, Answer: two polyunsaturated fatty acids linoleum acid and alpha-
linoleic acid) from your diet
◉ Saturated fatty acids.
Answer: solid at room temperature; found in both animal (meat and
diary) and plant (coconut and palm oil); increase blood levels of
total cholesterol and LDL cholesterol
◉ Phospholipids.
Answer: vital components of cell membranes and play a key role in
emulsification
◉ Protein.
Answer: Major part of lean tissue, totaling 17-20% of body weight
◉ Amino Acids.
Answer: basic structural units of proteins;20 different types of this
◉ Essential Amino Acids.
Answer: 9 types of this acid; body cannot make them and they must
be consumed in the diet
◉ Nonessential Amino Acids.
