Chapter 24, 25, and 26 Flashcards
Thermoreceptor
A sensory receptor that is stimulated by temperature
Hypothermia
Abnormally low core body temperature
Radiation
Transfer of heat from one surface to another without physical contact
Convection
Loss of body heat to the atmosphere when air passes over the body
Wind Chill
Combined cooling effect of wind speed and environmental temperature
Conduction
Transfer of heat through the direct physical touch with nearby objects
Water Chill
Increase in rate of cooling in the presence of water or wet clothing
Evaporation
Conversion of liquid or solid into a gas
Respiration
The exchange of gases between an organism and its environment
Hyperthermia
Abnormally high core body temperature
Generalized Hypothermia
An overall reduction in body temperature, affecting the entire body
Urban Hypothemia
Hypothermia precipitated by a too cool indoor or outdoor environment
Myxedema Coma
A life-threatening late complication of hyperthyroidism
Local Cold Injury
Damage from cold exposure to tissues in a specific part of the body
Active rewarming
Technique of aggressively applying external sources of heat to a patient to rewarm his body
Passive Rewarming
The use of the patients own heat production and conservation mechanisms to rewarm him
Drowning
Submersion causing primary respiratory impairment whether the person survives or dies after the event
Surfactant
A substance responsible for maintaining surface tension in the alveoli
Mammalian Diving Reflex
the body’s natural response to submersion in cold water in which breathing is inhibited, the heart rate decreases, and blood vessels constrict in order to maintain cerebral and cardiac blood flow
Gastric Distension
Inflation of the stomach
Dysbarism
A medical condition that results from pressure changes that occur when a person descends in water or ascends in altitude
Behavioral Emergency
Abnormal behavior (actions)
Anxiety
A state of painful uneasiness
Phobia
An irrational fear a specific things, places, or situations
Depression
Deep feeling of sadness, worthlessness, and discouragement
Bipolar Disorder
Wide swings between depression and elation; manic depressive disorder
Paranoia
A highly exaggerated or unwarranted mistrust or suspiciousness
Psychosis
A state of delusion in which a person is out of touch with reality
Schizophrenia
A group of mental disorders characterized by distortions of speech and thought, delusions, hallucinations, social withdrawal, and lack of emotional expressiveness
Suicide
A willful desire to end one’s own life
Agitated Delirium
A mental and physiological state of arousal usually characterized by extreme strength and endurance, tolerance to pain, hostility and hyperactive behavior, also called excited delerium
Reasonable Force
The minimum amount of force required to keep a patient from injuring himself or others
Humaine Restraints
Padded soft leather or cloth straps used to tie a patient down to keep him from hurting himself or others
