Which of the following conditions would be least likely to increase a person’s risk of hypothermia?
blood-clotting abnormalities. Which of the following conditions would be the LEAST likely to increase a person’s risk of hypothermia? The two MOST efficient ways for the body to eliminate excess heat are: sweating and vasodilation.
When a warm hand is immersed in water that is 70?
When a warm hand is immersed in water that is 70 °F (21°C), heat is transferred from the hand to the water through a process called: conduction. A patient with a core body temperature of 95°F (35°C) will MOST likely experience: rapid breathing.
Which of the following most accurately describes hyperthermia?
Which of the following MOST accurately describes hyperthermia? The body is exposed to more heat than it can lose.
What is the most dangerous and most common emergency in scuba diving?
Air embolism is the most dangerous, and most common, emergency in scuba diving. You are treating a patient who was climbing a 10,000-foot mountain when he began to experience a severe, constant, throbbing headache; ataxia; and extreme fatigue.
Which organ or organ system has the greatest tolerance for lack of perfusion shock )?
spleen. Which organ or organ system has the greatest tolerance for lack of perfusion ( shock)? Which portion of the blood carries oxygen to and wastes away from body tissues? A 67-year-old male presents with weakness, dizziness, and melena that began approximately 2 days ago.
What is the body temperature of hypothermia?
Hypothermia is a medical emergency that occurs when your body loses heat faster than it can produce heat, causing a dangerously low body temperature. Normal body temperature is around 98.6 F ( 37 C ). Hypothermia (hi-poe-THUR-me-uh) occurs as your body temperature falls below 95 F ( 35 C ).
Which of the following is an early sign of pit viper?
Symptoms of a pit viper snakebite usually appear within a few minutes to a few hours after a bite and may include: Severe, immediate pain with rapid swelling. Bruising of the skin. Trouble breathing.
When your body loses sweat do you lose it?
When the body loses sweat, it also loses: electrolytes. The body’s natural protective mechanisms against heat loss are: vasoconstriction and shivering.
Which of the following medications blocks the release of histamines?
Antihistamines are a class of agents that block histamine release from histamine -1 receptors and are mostly used to treat allergies or cold and flu symptoms, although some first-generation antihistamines may also be used for other conditions.
When splinting an injury of the wrist should the hand be placed?
When splinting an injury of the wrist, the hand should be placed: in a functional position. A 77-year-old woman slipped and fell on a throw rug and landed on her left hip.
What layer of the skin forms a watertight?
What layer of the skin forms a watertight, protective seal for the body? The germinal layer of the epidermis contains melanin granules that are responsible for skin: A. color.
Which of the following sets of vital signs depicts Cushing’s triad?
Calculate the Price
|Meninges||-three distinct layers of tissue that surround and protect the brain and the spinal cord within the skull and the spinal canal|
|Which of the following sets of vital signs depicts Cushing’s triad?||blood pressure, 190/110 mm Hg; pulse, 55 beats/min; respirations, 30 breaths/min|
What are 3 common emergencies experienced by divers?
Diving Emergencies Start of the Dive. General Environmental Considerations: Hypothermia, Hyperthermia & Dehydration. Barotrauma. Ears & Sinuses. Effects on the Lungs. DCS: “The Bends” DCI Treatment. Nitrogen Narcosis.
How deep can you dive without having to decompress?
The need to do decompression stops increases with depth. A diver at 6 metres (20 ft) may be able to dive for many hours without needing to do decompression stops. At depths greater than 40 metres ( 130 ft ), a diver may have only a few minutes at the deepest part of the dive before decompression stops are needed.
What is decompression sickness?
Decompression sickness is a disorder in which nitrogen dissolved in the blood and tissues by high pressure forms bubbles as pressure decreases. Symptoms can include fatigue and pain in muscles and joints.