Click the answer button to see the answer.
The top of a wave is called the a. crest b. waveheight c. trough d. wavelength Answer a
Waves are generated by a. currents b. wind c. gravity d. electromagnetic force Answer b
The best time to enter the water on a beach dive is during a a. lull b. set c. tsunami d. surfing contest Answer a
The best way to get out of a rip current is to swim a. hard against the force b. out to sea c. parallel to shore d. underwater Answer c
The time is takes for two successive wave crests to pass by is called the a. wavelenght b. period c. set d. lull Answer b
The most common problem involved with scuba accidents is a. entanglement b. equipment failure c. rapid ascent d. mixed gases Answer c
Bubbles form in divers a. only when the get the bends b. when they use doppler testing devices c. rarely d. on every dive Answer d
Neurological symptions appearing one hour after a dive suggests a. arterial gas embolism b. decompression sickness c. subcutaneous emphysema d. spontaneous pneumothorax Answer b
The best hyperbaric treatment for a mild case of DCS would be the a. table 6 b. table 6a c. comex 30 d. Australian in-water recompression procedure Answer a
The recommended first aid treatment prior to reaching a hyperbaric facility is a. get the patient into the trendelenburg position b. give aspirin and lidocane c. take the victim back underwater to repeat safety/deco stop d. give oxygen Answer d
The incidence of drowning is highest a. for children under 4 years old b. kids 16 to 18 years old c. for females d. for senior citizens Answer a
The three "Ds" of drowning include all except a. drinking b. drugs c. dares d. don't know how to swim Answer d
Most drownings are a. dry drownings (intractable laryngospasm) b. wet drownings (aspiration of 10 ML/KG or more of water) c. wet drownings (aspiration of 4 ML/KG or less of water d. significantly impacted by changes in electrolytes, hemoglobis and fluid volume Answer c
The possibility of resuscitation may be increased if a. water is extremely cold and clean b. total submergence time is less than 50 minutes c. there are no other life threatening injuries d. all of the above Answer d
If rescuers do not have an accurate time of submersion it is a. not reasonable to attempt resuscitation at the scene b. only possible to resuscitate victim at a hyperbaric facility c. reasonable to attempt resuscitation at the scene unless there are obvious physical signs of death d. best to wait and let the firemen attempt resuscitation Answer c
Copyright 1999 by The Training Officer (dbye@pacbell.net) Self-Study Quizzes for ESL Students is at http://www.aitech.ac.jp/~iteslj/quizzes/