ISSA Nutrition Exam Questions and
Answers (Latest Update 2026)
Approximately what percentage of a cell's mass is comprised of
water? -
correct answer ✅80
A thin polar membrane made of pairs of lipid molecules, is known
as a(n) -
correct answer ✅lipid bilayer
Epithelial cells can be classified as squamous, cuboidal, or -
correct answer ✅cubodial
Tendons and ligaments are made of -
correct answer ✅dense regular connective tissue
The three types of muscle found in the human body are: cardiac
muscle, skeletal muscle, and -
correct answer ✅smooth muscle
How many organ systems are in the human body? -
correct answer ✅11
,ISSA Nutrition Exam Questions and
Answers (Latest Update 2026)
Which organ system works closely with the nervous system to
produce, release, and regulate hormones? -
correct answer ✅endocrine system
Which of the following is a pulpy, acidic fluid passing from the
stomach to the small intestine, consisting of gastric juices and
partially digested food? -
correct answer ✅chyme
Specialized cells on the pancreas, which secrete insulin, glucagon,
and somatostatin are referred to as the -
correct answer ✅islets of Langerhans.
The small intestine is divided into three sections, in the following
order: -
correct answer ✅duodenum, jejunum, ileum
The process of converting ingested nutrients into energy within the
body is known as -
correct answer ✅metabolism
, ISSA Nutrition Exam Questions and
Answers (Latest Update 2026)
calorie is the amount of energy needed to raise the temperature of
1 gram of water by -
correct answer ✅1° Celsius at a pressure of 1 atmosphere.
What is the caloric (kcal) yield of nutritional fat? -
correct answer ✅9 kcal
Which method of measuring energy expenditure measures oxygen
consumed, and carbon dioxide produced? -
correct answer ✅Indirect calorimetry
Which of the following is widely used to predict an individual's
resting metabolic rate (RMR)? -
correct answer ✅Bland-Altman analysis
Which of the following is a principle stating energy cannot be
created or destroyed, but only changed from one form to another?
-
correct answer ✅Law of Conservation of Energy
Answers (Latest Update 2026)
Approximately what percentage of a cell's mass is comprised of
water? -
correct answer ✅80
A thin polar membrane made of pairs of lipid molecules, is known
as a(n) -
correct answer ✅lipid bilayer
Epithelial cells can be classified as squamous, cuboidal, or -
correct answer ✅cubodial
Tendons and ligaments are made of -
correct answer ✅dense regular connective tissue
The three types of muscle found in the human body are: cardiac
muscle, skeletal muscle, and -
correct answer ✅smooth muscle
How many organ systems are in the human body? -
correct answer ✅11
,ISSA Nutrition Exam Questions and
Answers (Latest Update 2026)
Which organ system works closely with the nervous system to
produce, release, and regulate hormones? -
correct answer ✅endocrine system
Which of the following is a pulpy, acidic fluid passing from the
stomach to the small intestine, consisting of gastric juices and
partially digested food? -
correct answer ✅chyme
Specialized cells on the pancreas, which secrete insulin, glucagon,
and somatostatin are referred to as the -
correct answer ✅islets of Langerhans.
The small intestine is divided into three sections, in the following
order: -
correct answer ✅duodenum, jejunum, ileum
The process of converting ingested nutrients into energy within the
body is known as -
correct answer ✅metabolism
, ISSA Nutrition Exam Questions and
Answers (Latest Update 2026)
calorie is the amount of energy needed to raise the temperature of
1 gram of water by -
correct answer ✅1° Celsius at a pressure of 1 atmosphere.
What is the caloric (kcal) yield of nutritional fat? -
correct answer ✅9 kcal
Which method of measuring energy expenditure measures oxygen
consumed, and carbon dioxide produced? -
correct answer ✅Indirect calorimetry
Which of the following is widely used to predict an individual's
resting metabolic rate (RMR)? -
correct answer ✅Bland-Altman analysis
Which of the following is a principle stating energy cannot be
created or destroyed, but only changed from one form to another?
-
correct answer ✅Law of Conservation of Energy
