nutrient density
is the proportion of nutrients compared to the number of calories the food contains
pulmonary circulation
the flow of blood from the heart to the lungs and back to the heart
systolic
pressure is the higher blood pressure and occurs during contraction of the ventricles
atrophy
the wasting away of muscle through the lack of use
spinal cord
the thick bundle of nerves through which the brain communicates with the body
motor neurons
relay signals from the central nervous system to other parts of the body
traffic accidents
are the leading cause of accidental deaths in the US
electricity
you should never use water on fires associated with flammable liquids (including
grease)
direct pressure
the steps to control bleeding are pressure bandage and ?
benign tumor
shows no tendency to spread throughout the body
drug
a substance that alters the function of the body in some way
dependence
the condition in which a drug user becomes unable to function normally without a
drug
anesthetics
medicines that cause a loss of feeling
pituitary gland
the endocrine gland that is sometimes called the "master gland" because it affects
the other endocrine glands
vitamins c and e
the vitamins that function as antioxidants
liver
the body's largest internal organ
hypothermia
below-normal body temperature
first aid
the immediate medical attention given to a victim of an injury or sudden illness
shock
a life-threatening condition that can accompany almost any serious injury
alternate back blows and chest compressions
if an infant is choking and cannot cry, what should you do?
abdominal thrusts
a conscious adult who has a respiratory obstruction should be administered ?
CPR
an unconscious person who is not breathing should receive ?
abrasions, punctures, lacerations