The Science Of Nutrition

Question 1

What is the science of nutrition?

Answer 1

The science of nutrition is the study of nutrients and other substances in foods and the body ‘s handling of them

Question 2

What is nutritional genomics?

Answer 2

The science of hour mutriets affect the activities of genes and how genes affect the interactions between nutrients and disease

Question 3

What is anecdote in nutrition?

Answer 3

To gather information on nutrition consumers look into personal experiences or social media never personal accounts

Question 4

What two group do researchers use?

Answer 4

Experimental group

Control group

Question 5

What randomization ?

Answer 5

Subjects chosen randomly from the same population by flipping a coin or some other method involving chance

Question 6

What is a genome?

Answer 6

The complete set of genetic material in an organism or a cell. The study of genomes is called genomes

Question 7

Scientific method ?

Answer 7

• observation and question
• hypothesis and prediction
• experiment
• results and interpretations
• hypothesis supported * It is a theory
• hypothesis not supported* new observations and questions

Question 8

What is a blind experiment?

Answer 8

An experiment in which the subjects do not know whether they are members of the experimental group or the control group

Question 9

What is a control group ?

Answer 9

A group of individuals similar in all possible respects to the experimental group except for the treatment. The control group usually receives a placebo

Question 10

What is a correlation ?

Answer 10

The simultaneous increase, decrease, or change in two variables.

Question 11

What is double blind experiment ?

Answer 11

An experiment in which neither the subjects nor the researchers know which subjects are members of the experimental group and which are serving as control subjects, until after the experiment is over

Question 12

What is an experimental group ?

Answer 12

A group of individuals similar in all possible respects to the control group except for the treatment. This group receives the real treatment

Question 13

What is a hypothesis ?

Answer 13

An unproven statement that tentatively explains the relationship between two or more variables

Question 14

What is peer review ?

Answer 14

A process in which a panel of scientists rigorously evaluate a research study to ensure that the scientific menthol was followed

Question 15

What is a placebo ?

Answer 15

An inert, harmless medication given to provide comfort and hope, used in controlled research studies

Question 16

What is the placebo effect ?

Answer 16

A change that occurs in response to expectations about the effectiveness of a treatment, but that actually has no pharmaceutical effects

Question 17

What is replication ?

Answer 17

Repeating an experiment and getting the same results

Question 18

What are subjects ?

Answer 18

The people or animals participating in a research project

Question 19

What is a theory ?

Answer 19

A tentative explanation that integrates many diverse findings to further the understanding of a defined topic

Question 20

What is validity ?

Answer 20

Having the quality of being founded on fact or evidence

Question 21

What is a variable?

Answer 21

Factors that change

Question 22

Types of research designs

Answer 22

• Cross sectional studies
• Case control studies
• Cohort studies
• laboratory based animal studies
• laboratory based in vitro studies
  - human intervention or clinical trials

Question 23

What is systematic review ?

Answer 23

a critical and integrative summary of evidence gathered from multiple selected studies to answer a specific question and develop a qualitative review

Question 24

What is a meta-analysis?

Answer 24

an objective and statistical summary of evidence gathered from multiple selected studies to develop a quantitative review; often derived from a systematic review