NBDHE Exam Version 1: Practice Test Guide & Study Material

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NBDHE Exam Version 1 / National Board
Dental Hygiene Examination Newest
2025/2026 Complete Questions And Correct
Detailed Answers (Verified Answers) |Brand
New Version!!


downward slanting eyes, small jaw, small chin, hearing
and vision loss. Alter development of facial bones and
tissue, some have cleft palate - . . ANSWER ✔
✔characteristics of treacher collins syndrome?


cleft lip - . . ANSWER ✔ ✔whats more common, cleft lip
or cleft palate?


4- 7 weeks - . . ANSWER ✔ ✔when does cleft lip develop
in utero?


6-9 weeks - . . ANSWER ✔ ✔when does cleft palate
develop in utero?


HIPPA - . . ANSWER ✔ ✔federal law for confidentiality of
a patient... the need for conformed consent

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Class I - . . ANSWER ✔ ✔occlusal of molars/premolars
and lingual of anteriors


Class II - . . ANSWER ✔ ✔proximal surfaces of posterior
teeth


Class III - . . ANSWER ✔ ✔Proximal surface of anterior
teeth not involving the incisal edge


Class IV - . . ANSWER ✔ ✔Proximal surface of anterior
teeth involving the incisal edge


Class V - . . ANSWER ✔ ✔gingival 1/3 of facial or lingual
surface of anterior or posterior teeth


Class VI - . . ANSWER ✔ ✔cusp tip of molars, premolars
and cuspids


Vitamin A - . . ANSWER ✔ ✔which vitamin is associated
with night blindness