FREE COHN ABOHN Questions and Answers

Question 1

Perchloroethylene is frequently subjected to dry cleaners (PERC). It is known that specific chemical agents cause:

Accepted Answer

Renal toxicity

Answer

Liver toxicity

Answer

Neurotoxicity

Answer

Ototoxicity

Question 2

What type of fire extinguisher is most suited to extinguish kerosene fire?

Accepted Answer

Class B

Answer

Class D

Answer

Class A

Answer

Class C

Question 3

A packing plant employee reports experiencing soreness at the base of their right thumb. Over the tendons towards the distal radius, he has swelling and pain. He has probably developed the following:

Accepted Answer

De Quervain disease

Answer

Epicondylitis

Answer

Dupuytren disease

Answer

Trigger finger

Question 4

An employee complaining of weakness, lightheadedness, and exhaustion collapses while working in a heated setting. Average body temperature and a temporary loss of consciousness are both present. He is most likely afflicted with the following:

Accepted Answer

Heat exhaustion

Answer

Heat stroke

Answer

Poor conditioning

Answer

Heat cramps

Question 5

Initial De Quervain disease treatment entails:

Accepted Answer

Thumb spica splint and a 2-week course of NSAIDs

Answer

Corticosteroid injections

Answer

Physical therapy

Answer

Surgery

Question 6

When a worker enters a grain storage bin, the main risk they encounter is:

Accepted Answer

Suffocation

Answer

Limb amputation

Answer

Heat stroke

Answer

Anaphylactic reaction

Question 7

A front tooth is knocked out when a worker stumbles. A coworker finds the tooth as it falls into the dirt. Which of the following methods is most effective for getting a tooth to a dentist's office?

Accepted Answer

Advise the worker to keep the tooth under her tongue and get dental attention as soon as possible

Answer

Place the tooth in a covered container with a small amount of saliva and advise the worker to seek care after the work shift is over

Answer

Scrub and clean off the root of the tooth and preimplant it in its socket

Answer

Place the tooth in a small container of alcohol and get care immediately