The buddy system.

No signs of chest expansion or sound of breathing.

This is best prevented with the use of DEET or an equivalent product.

This injury is best prevented by wearing a proper floatation device.

He and his brother are considered the fathers of modern aviation.

A walkie talkie, land line, or cell phone in the possession of a youth leader.

A lack of palpable pulse.

This type of burn involves redness, pain and blistering of dermis and epidermis, but there is not charring or damage to deeper tissues?

This injury is best prevented by avoiding trees, mountain peaks and other tall objects during a thunderstorm.

He was the first Human to set foot on the moon. He famously described this moment as "one small step for man, one giant leap for mankind."

Before providing aid, check the scene and make sure it is safe for you to help.

This life-threatening condition is treated by embracing the victim from behind at the level of their umbilicus and thrusting upwards with your joined fists under the rib cage.

This condition starts with shivering, followed by clumsiness, slurred speech, confusion and finally drowsiness.

This method of carrying an injured victim involves interlocking 4 wrists and hands to create a seat.

She was the first female aviator to cross the Atlantic Ocean on a solo flight.

After assuring your safety, call or send for professional help.

Often caused by significant blood loss, this condition is characterized by a weak pulse, fast heart rate, pale/mottled skin and decreased level of consciousness.

This shot prevents a life-threatening illness that can occur after stepping on a rusty nail. Symptoms of this illness include difficulty swallowing, lockjaw and painful muscle spasms.

Especially in hot weather conditions, you are unlikely to survive more than 2 days without this.

Considered the greatest engineering feat of the early 20th century, this project dramatically shortened transoceanic voyages.

If the scene is safe and professional help is on the way, help those in need of assistance.

Often caused by an insect bite, this condition is characterized by a rash, flushing, nausea/vomiting, low blood pressure and difficulty breathing.

Often occurring on hot days, the symptoms of this condition include headache, dizziness, hot red skin, lack of sweating, muscle weakness, nausea, rapid heartbeat and rapid shallow breathing. May progress to coma and death.

This condition is best treated with moleskin.

He was the original proponent of today's pattern of electricity transmission involving alternating current. His proposal was in direct competition with Thomas Edison's Direct Current model.