National Building Code of Canada 2025 (NBC): Full PDF Guide & Updates

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NBC-HIS EXAM AND STUDY GUIDE NEWEST 2025 TEST

BANK| COMPLETE 450 REAL EXAM QUESTIONS AND

CORRECT VERIFIED ANSWERS/ ALREADY GRADED

A+| NBC HIS CERTIFICATION EXAM PREP 2025/2026

(MOST RECENT!!)

The MOST common cause of sudden loss of hearing at 4000Hz is:

A. Presbycusis

B. Noise Induced

C. Acoustic Trauma

D. Acoustic Neuroma

.....ANSWER..... C. Acoustic Trauma

During the course of taking a care history, which if the following

is LEAST important?

A. Any unilateral tinnitus experienced

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B. Any vertigo symptoms

C. Concussion in the previous six months

D. Sudden hearing loss

.....ANSWER..... C. Concussion in the previous six months

Younger mother comes I'm concerned that her hearing has gone

down. And taking her history, it's found that her mother also

developed a hearing loss after the birth of her first child. What

would be the MOST probable ideology of this problem?

A. Cholesteatoma

B. Otitis media

C. Ménière's disease

D. Otosclerosis

.....ANSWER..... D. Otosclerosis