Dental Hygiene Local
Anesthesia 2026 | Study
Guide, Practice Questions,
Answers, Rationales &
Exam Review | Complete
Ethics Study Guide
Updated 2026 Questions and Answers
100% Verified Exam Prep and Comprehensive
Rationales
Included
, Where mandibular nerve passes through in the skull Foramen Ovale
Where nasopalatine nerve passes through Incisive Foramen
Maxillary division of Trigeminal Nerve is Sensory
Nerve NOT associated with the mandibular nerve branch Infraorbital nerve
Teeth that PSA innervates 1st, 2nd, and 3rd maxillary molars, but may not innervate MB root of the maxillary
1st molar
What injection is needed to anesthetize linguals of max Nasopalatine
anteriors
What injections are needed to anesthetize the entire palate Greater Palatine and Nasopalatine
on one side
How far do you insert the needle on an IANB? 20-25 mm or 3/4 the length of the needle
What happens during depolarization? Sodium in and Potassium out
When do you aspirate? Right before anesthetic is to be deposited
Which local anesthetic is metabolized by Esters
pseudocholinesterase?
Topical anesthetics are least effective on? Keratinized tissues
Anesthesia 2026 | Study
Guide, Practice Questions,
Answers, Rationales &
Exam Review | Complete
Ethics Study Guide
Updated 2026 Questions and Answers
100% Verified Exam Prep and Comprehensive
Rationales
Included
, Where mandibular nerve passes through in the skull Foramen Ovale
Where nasopalatine nerve passes through Incisive Foramen
Maxillary division of Trigeminal Nerve is Sensory
Nerve NOT associated with the mandibular nerve branch Infraorbital nerve
Teeth that PSA innervates 1st, 2nd, and 3rd maxillary molars, but may not innervate MB root of the maxillary
1st molar
What injection is needed to anesthetize linguals of max Nasopalatine
anteriors
What injections are needed to anesthetize the entire palate Greater Palatine and Nasopalatine
on one side
How far do you insert the needle on an IANB? 20-25 mm or 3/4 the length of the needle
What happens during depolarization? Sodium in and Potassium out
When do you aspirate? Right before anesthetic is to be deposited
Which local anesthetic is metabolized by Esters
pseudocholinesterase?
Topical anesthetics are least effective on? Keratinized tissues
