The heart is made of a unique muscle type known as cardiac and it never tires. But the body also has many other paired muscles, some voluntary that are attached to the skeleton and help the body move, some involuntary that work the internal organs and cannot be controlled.hey are attached to the skeleton and can be controlled. Voluntary muscles have fast twitch and slow twitch fibres. Fast twitch fibres contract quickly, but do not use oxygen well and tire quickly. Slow twitch fibres contract slowly, but use oxygen well and keep going for a long time.
While all boats in the United States must meet minimum standards established by the. U. S. Coast Guard (USCG), the NMMA ensures manufacturers participating in its voluntary certification program adhere to standards set by the American Boat and Yacht Council (ABYC), as well as those of the USCG.
Helpful links for you to obtain the other USCG Requirements to receive your CPR & First Aid. Applicants for original U.S. Coast Guard licenses must document completion of a Coast Guard approved First Aid course, including CPR, within one year prior to application for the license. Our approved 8 hour course is also a part of the four element STCW Basic Training program. All aspects of adult CPR and First Aid are covered in this course as they relate to the maritime environment. Most courses are offered in one 8 hour session. In some locations this course is offered in two sessions of 4 hours each, making it ideal for completion during evening hours.