If you remember one rule of scuba diving, make it this: Breathe continuously and never hold your breath. During open water certification, a scuba diver is taught that the most important rule in scuba diving is to breathe continuously and to avoid holding his breath underwater.
What is the most important rule in scuba diving quizlet?
What is the most important rule of scuba diving? Do not hold your breath, breathe continuously.
What are the skills needed in scuba diving?
Dive planning, Communication, situational & environmental awareness – plan the dive, dive the plan, agree in everything unanimously.
- maximum depths, maximum time, turn around time, separated diver protocols, emergency procedures, etc.
- hand signal.
- recall procedure.
- dangerous marine life to watch out for.
What are the three basic rules of scuba?
The three Basic Rules of Scuba stated in the proper order of importance are: Breathe continuously, ascend slowly and maintain control, and never dive alone or beyond your level of training.
What can happen if I don’t follow the most important rule in scuba diving?
The most important rule to remember scuba diving is to breathe continuously and never hold your breath. If you hold your breath on an ascent you could rupture your lungs, which in the worst case scenario could be fatal.
What is the most common injury in scuba diving?
The most common injury in divers is ear barotrauma (Box 3-03). On descent, failure to equalize pressure changes within the middle ear space creates a pressure gradient across the eardrum.
Why is scuba diving so dangerous?
Like nitrogen, the body absorbs extra oxygen under increased underwater pressure as well. For most divers this is not a problem, but at extreme depths so much extra oxygen is absorbed that this life-giving gas becomes toxic. The effects include tunnel vision, nausea, twitching, loss of consciousness and seizures.
What is the best scuba diving certificate you can earn what is the most common?
The PADI open water certification is the most common course, but it’s not the only game in town. There are quality schools under the SSI, SDI, NAUI, CMAS, and BSAC umbrella issuing the C-card to newly-trained scuba divers the world over.
Is scuba diving bad for your health?
Can I be seriously hurt while scuba diving? Yes. The most dangerous medical problems are barotrauma to the lungs and decompression sickness, also called “the bends.” Barotrauma occurs when you are rising to the surface of the water (ascent) and gas inside the lungs expands, hurting surrounding body tissues.