HESI Dental Hygiene Exam with 100% Correct Answers 2025/2026

HESI Dental Hygiene Exam with 100% Correct Answers 2025/2026 Under which classification of gingival diseases and conditions is puberty-associated gingivitis found? - answer-Plaque-Induced Gingival diseases modified by systemic factors A patient presents with a short, thick lingual frenum that results in limited tongue movement affecting speech. Which is the most likely diagnosis of this condition? - answer-Ankyloglossia When is tooth eruption complete? - answer-Tooth has made contact with its antagonists in opposing jaw When does mixed dentition begin? - answer-Eruption of first permanent tooth How many succedaneous teeth are in permanent dentition? - answer-20 The junction of a buccal and lingual triangular ridge is a transverse ridge. The oblique ridge of a maxillary molar is an example of a transverse ridge. - answer-The first statement is true and the second is false Which factor makes aging enamel less susceptible to caries? - answer-reduced permeability Which groove is the most identifying characteristic of a three-cusp mandibular second premolar? - answer-Distolingual Which is true regarding the height of contour? - answer-Greatest elevation of tooth either incisocervically or occlusocervically How many primary and permanent teeth are typically present in an eight yr old child? - answer-14 primary; 10 permanentWhich describes the junction of two surfaces of a crown? - answer-line angle Which G.V. Black classification involves the proximal surfaces of anterior teeth including the incised edge or angle? - answer-IV Which ridge is a unique characteristic of permanent maxillary molars? - answer-Oblique Which division of the fifth cranial nerve innervates the temporomandibular joint? - answer-Mandibular Facial paralysis can result from damage to the motor neurons of which cranial nerve? - answer-VII Which is the target area for the inferior alveolar nerve block? - answer-mandibular foramen on medial surface of mandible Which salivary gland is encapsulated? - answer-Sublingual Which type of joint is the temporomandibular? - answer-Synovial Which peripheral nervous system and subdivision are responsible for a shutdown of salivary gland secretion? - answer-autonomic; sympathetic Destroyed enamel cannot reform since the cells that formed it no longer exist. Cavitated enamel can repair itself by the incorporation of calcium and phosphate ions from saliva? - answer-First statement is true second statement is false Which bacterium is most important in causing the progression of carious lesions? - answer-Aciduric Anaerobe bacteria - answer-grow only in the absence of oxygen Which bacterial structure interferes with phagocytosis? - answer-capsuleWhich bacteria grow best in refrigerated conditions? - answer-Psychrophils Endotoxin is a virulence property of - answer-gram-negative bacteria When comparing viruses to bacteria, viruses - answer-enter host cells before they can multiply Which is treated with nystatin? - answer-Candidiasis Which is detected in the blood within two months after successful immunization with the hepatitis B vaccine? - answer-Anti-HBs