Test 6 Flashcards
What is the proportion of nutrients compared to the number of calories the food contains?
nutrient density
The flow of blood from the heart to the lungs and back to the heart is called _______ circulation.
pulmonary
_______ pressure is the higher blood pressure and occurs during contraction of the ventricles.
systolic
The wasting away of muscle through lack of use is called _______.
atrophy
What is the thick bundle of nerves through which the brain communicates with the body?
spinal cord
_______ neurons relay signals from the central nervous system to other parts of the body.
motor
_______ are the leading cause of accidental deaths in the United States.
traffic accidents
You should never use water on fires associated with flammable liquids (including grease) or __________.
electricity
The steps to control bleeding are _________ and pressure bandage.
direct pressure
A _______ tumor shows no tendency to spread throughout the body.
benign
A substance that alters the function of the body in some way is a _______.
drug
What is the condition in which a drug user becomes unable to function normally without a drug?
dependence
Medicines that cause a loss of feeling are called _______.
anesthetics
The endocrine gland that is sometimes called the “master gland” because it affects the other endocrine glands is the _______.
pituitary gland
Which vitamins function as antioxidants?
vitamins C and E
What is the body’s largest internal organ?
liver
What is below-normal body temperature called?
hypothermia
The immediate medical attention given to a victim of an injury or sudden illness is called _______.
first aid
What is a life-threatening condition that can accompany almost any serious injury?
shock
If an infant is choking and cannot cry, what should you do?
alternate back blows and chest compressions
What treatment should be administered to a conscious adult who has a respiratory obstruction?
abdominal thrusts
An unconscious person who is not breathing should receive _______.
CPR
Abrasions, punctures, and ________ are all types of open wounds.
lacerations
The cells designed to search out and destroy any organism or substance they do not recognize as part of the body are called ______.
leukocytes
A substance that stimulates the immune system to develop an acquired immunity is a _______.
vaccine
An inflammation of the liver is called _______.
hepatitis
Bronchitis is an inflammation that affects the ______ system.
respiratory
Arteriosclerosis is a noninfectious condition affecting the _______ system.
cardiovascular
Diabetes mellitus is a disorder of the _______ system.
endocrine