STEDI.ORG FINAL REVIEW PRACTICE
EXAMINATION 2026 QUESTIONS
WITH ANSWERS GRADED A+
◍ What are the seven characteristics of public health programs that are needed
for a program to be considered effective?.
Answer: 1. Safe; not hazardous to life or function2. Effective in reducing or
preventing the targeted disease, condition, or practice3. Easily and
efficiently implemented; minimum compliance required4. Potency
maintained for a substantial period5. Attainable regardless of socioeconomic
status (SES)6. Effective immediately upon application7. Affordable,
cost-effective, and within the means of the community
◍ What happens to temporal resolution with increased depth?.
Answer: It lowers temporal resolution.
◍ What happens to temporal resolution with decreased depth?.
Answer: It increases temporal resolution.
◍ What does TGC compensate for?.
Answer: It compensates for attenuation of the sound wave in deeper depths.
◍ the science and art of preventing disease, prolonging of life and promoting
physical health and efficiency through organized community efforts,
concerned with lifestyle and behavior, the environment, human biology, and
organizations of health programs and systems.
Answer: Public health
◍ What are the different types or levels of access to care for dental hygienists?
ie direct access or direct supervision
A. Direct
B. Indirect
, C. General
D. Direct Access
E. All of the above.
Answer: E. All of the above -Direct, Indirect, General, Direct Access
◍ what is the supervision level? - the dentist must be present, examines the
patient to authorize the work to be performed, and inspects it after to ensure
quality
A. Direct
B. Indirect
C. General
D. Direct Access.
Answer: direct supervison
◍ what is the supervision level? - the dentist must be present, generally
authorizes the work to be performed, examines the patient, either before or
after work is performed, and is available for consultation during treatment.
A. Direct
B. Indirect
C. General
D. Direct Access.
Answer: indirect supervison
◍ what is the supervision level? - the dentist must authorize the work to be
completed before services but does not need to be present during treatment;
the patient must be one of record.
A. Direct
B. Indirect
C. General
D. Direct Access.
Answer: general supervison
◍ what is the supervision level? - the dental hygienist can provide services as
they determine appropriate without specific authorization or supervision,
also referred to as unsupervised practice.
, A. Direct
B. Indirect
C. General
D. Direct Access.
Answer: direct access
◍ What are the determinants of health categories?
A. Economic Stability, Education, Social and Community Context
B. Economic Stability, Education, Social and Community Context, Health
and Health Care, Neighborhood and Built Environment
C. Neighborhood and Built Environment, Economic Stability, Education,
Social and Community Context
D. Education, Social and Community Context, Social and Community
Context.
Answer: C. Economic StabilityEducationSocial and Community
ContextHealth and Health CareNeighborhood and Built Environment
◍ What does gain do in ultrasound imaging?.
Answer: It makes the overall brightness of the screen brighter or darker and
amplifies the amplitude of the reflected sound waves.
◍ What is attenuation in ultrasound?.
Answer: The weakening of the sound beam as it goes through the tissue.
◍ What are specular reflectors?.
Answer: Large smooth surfaces that reflect ultrasound.
◍ What is reflection in ultrasound?.
Answer: The reflection of the transmitted ultrasound beam from structures
encountered, creating an ultrasound image.
◍ What is refraction in ultrasound?.
Answer: A side-by-side double image resulting from ultrasound refraction as
it passes through tissue.
◍ what is a example of Economic Stability determinants of health?.
Answer: Examples: Poverty, Employment, Food Security, Housing Stability
EXAMINATION 2026 QUESTIONS
WITH ANSWERS GRADED A+
◍ What are the seven characteristics of public health programs that are needed
for a program to be considered effective?.
Answer: 1. Safe; not hazardous to life or function2. Effective in reducing or
preventing the targeted disease, condition, or practice3. Easily and
efficiently implemented; minimum compliance required4. Potency
maintained for a substantial period5. Attainable regardless of socioeconomic
status (SES)6. Effective immediately upon application7. Affordable,
cost-effective, and within the means of the community
◍ What happens to temporal resolution with increased depth?.
Answer: It lowers temporal resolution.
◍ What happens to temporal resolution with decreased depth?.
Answer: It increases temporal resolution.
◍ What does TGC compensate for?.
Answer: It compensates for attenuation of the sound wave in deeper depths.
◍ the science and art of preventing disease, prolonging of life and promoting
physical health and efficiency through organized community efforts,
concerned with lifestyle and behavior, the environment, human biology, and
organizations of health programs and systems.
Answer: Public health
◍ What are the different types or levels of access to care for dental hygienists?
ie direct access or direct supervision
A. Direct
B. Indirect
, C. General
D. Direct Access
E. All of the above.
Answer: E. All of the above -Direct, Indirect, General, Direct Access
◍ what is the supervision level? - the dentist must be present, examines the
patient to authorize the work to be performed, and inspects it after to ensure
quality
A. Direct
B. Indirect
C. General
D. Direct Access.
Answer: direct supervison
◍ what is the supervision level? - the dentist must be present, generally
authorizes the work to be performed, examines the patient, either before or
after work is performed, and is available for consultation during treatment.
A. Direct
B. Indirect
C. General
D. Direct Access.
Answer: indirect supervison
◍ what is the supervision level? - the dentist must authorize the work to be
completed before services but does not need to be present during treatment;
the patient must be one of record.
A. Direct
B. Indirect
C. General
D. Direct Access.
Answer: general supervison
◍ what is the supervision level? - the dental hygienist can provide services as
they determine appropriate without specific authorization or supervision,
also referred to as unsupervised practice.
, A. Direct
B. Indirect
C. General
D. Direct Access.
Answer: direct access
◍ What are the determinants of health categories?
A. Economic Stability, Education, Social and Community Context
B. Economic Stability, Education, Social and Community Context, Health
and Health Care, Neighborhood and Built Environment
C. Neighborhood and Built Environment, Economic Stability, Education,
Social and Community Context
D. Education, Social and Community Context, Social and Community
Context.
Answer: C. Economic StabilityEducationSocial and Community
ContextHealth and Health CareNeighborhood and Built Environment
◍ What does gain do in ultrasound imaging?.
Answer: It makes the overall brightness of the screen brighter or darker and
amplifies the amplitude of the reflected sound waves.
◍ What is attenuation in ultrasound?.
Answer: The weakening of the sound beam as it goes through the tissue.
◍ What are specular reflectors?.
Answer: Large smooth surfaces that reflect ultrasound.
◍ What is reflection in ultrasound?.
Answer: The reflection of the transmitted ultrasound beam from structures
encountered, creating an ultrasound image.
◍ What is refraction in ultrasound?.
Answer: A side-by-side double image resulting from ultrasound refraction as
it passes through tissue.
◍ what is a example of Economic Stability determinants of health?.
Answer: Examples: Poverty, Employment, Food Security, Housing Stability
