Questions with Correct Answers
Scope of Practice
The actions, procedures, and processes that a professional is allowed to undertake in keeping with the
terms of the professional's license or credential.
Registered Dietitian Nutritionist (RDN)
This term is used interchangeably with a Registered Dietitian (RD) and it is also a legally protected
designation.
Commission on Dietetic Registration (CDR)
The CDR acts as the credentialing arm of the Academy of Nutrition and Dietetics for the purpose of
establishing and enforcing certification standards for registered dieticians and other licensed nutritional
professionals and issues credentials to those who successfully meet said standards. The CDR also
provides a professional code of ethics and recertification standards.
Certified Diabetes Educator (CDE)
A licensed healthcare professional or certified allied health professional who works with those who have
diabetes - 1000 contact hours in diabetes education is required for certification.
Advanced Registered Nurse Practitioners
An advanced nursing degree requiring 2 more years of college beyond an RN - many then choose a
specialty or primary focus of care.
Physician Assistant (PA)
A licensed healthcare professional who works under the supervision of a doctor or other medical
professional, typically requires a 4-year degree plus a post-graduate program.
Doctor of Pharmacy (PharmD)
A pharmacist with an advanced degree who works in conjunction with a medical doctor to prepare
and/or dispense prescription drugs or compounds.
Licensed
Licensing is typically provided on a state or federal level. Common prerequisites of licensing include
formal education/training, a predetermined number of supervised contact hours, and successful
completion of a standardized test. Most healthcare providers require licensure.
Certified
Certification is granted to a person who has participated in an educational course (either live or online)
and successfully completed a standardized test: written, practical, or both.
,Nutritionist
A generic term for someone who provides nutrition counseling - certification and licensing parameters
are vague
Macronutrients
Nutrients required in large quantities, including carbohydrates, proteins, and fats.
Micronutrients:
Nutrients required in smaller quantities, including vitamins and minerals.
The SCOFF Questionnaire
Basic yet reliable set of five questions that help assess whether an eating disorder exists.
Hypoglycemia
A condition of an abnormally low blood glucose (blood sugar) level in the blood.
Science
A method of attempting to arrive at objective truths.
Hypothesis
A proposed explanation for a problem or set of observations.
The Scientific Method
The process of formulating explanations about the natural world and testing those explanations with
experiments and data.
Evidence-Based Practice
A three-pronged approach to working with clients, which consists of making decisions based on the
weight of the scientific evidence, field observations, and individual client needs and preferences.
Prediction
An expected outcome generated from a hypothesis.
Theory
A hypothesis or set of hypotheses for which a large body of high-quality evidence has been
accumulated.
Anecdote
An account of a person's experience or event.
Uncontrolled Variable
A variable in an experiment that a scientist makes no effort to manipulate or account for.
, Observational Research
Research in which a researcher observes ongoing behaviors to determine correlation.
Correlation
A relationship between two or more variables.
Randomized Control Trial (RCT)
A type of scientific study/trial where participants are randomly assigned into different groups - one or
more will be the intervention to be tested and one will be the control group. Groups are randomized
and a control is used in an attempt to reduce potential bias in the trial.
Independent Variable
The variable scientists manipulate in an experiment.
External Validity
The ability to generalize the results of a study.
Systematic Review
A review where scientists systematically gather all research on a topic and evaluate it based on
predefined criteria and rules.
Meta-Analysis
A statistical analysis of a group of studies to assess the overall weight of the evidence.
Test-Retest Reliability
The ability to get similar results when something is measured under the same conditions.
Empirical
Based on observation or experience.
Reliability
The consistency of a measure.
Validity
The assessment of whether a tool is measuring what it is supposed to measure.
Selection Bias
A sample of people under study is not representative of the larger population that scientists are looking
to make inferences about.
Retrospective
Describes a study that looks backward in time.