The body's ability to resist pathogens and disease is called_.
Immunity
100
What delays the electrical impulse for muscle contraction, giving the atria time to contract completely and fill the ventricles?
AV node
100
Which of the following measures and evaluates a patient's lung capacity and volume?
Pulmonary Function Test
100
Sterilization, or eradication of all organisms on the surface of instruments and equipment before they can be used on patient's or in a procedure, is performed by a(n) _.
Autoclave
100
Which laboratory tests examine blood, urine, sputum, reproductive fluids ad fluids from wounds to identify the presence of pathogenic organisms?
Microbiologic Tests
200
Which type of infection is caused when a healthcare worker transfers staph bacteria from his hands to a surgical site?
Exogenous Infection
200
What is the primary pacemaker of the heart?
SA node
200
In which disorder do misaligned or unbalanced eye muscles cause the eyes to appear to be looking in two different directions?
Strabismus
200
The first step in preventing a nonsurgical wound from becoming infection is?
cleansing
200
Which laboratory test uses samples of whole blood to identify problems with the count, size or shape of blood ells that could indicate disease?
Hematologic Tests
300
What type of infection is caused by a microorganism that is normally beneficial or harmless to humans?
Endogenous Infection
300
Where does the transmission of electrical impulses in the heart begin?
SA node
300
Which progressive eye disease causes loss of vision in the center of an image, while peripheral vision remains intact?
Macular Degeneration
300
What defines debridement?
The surgical removal of debris or dead tissue from a wound.
300
What routine tests are most often performed at the physician's office laboratory?
Chemistry and Hematology
400
The infection cycle begins when a pathogen is established in a reservoir host?
True
400
What is the process by which a graphic pattern is created from the electrical impulses generated in the heart as it pumps?
Electrocardiography
400
Cloudy, opaque area on the lens that prevent light from going through the lens are?
Cataracts
400
A jagged, open wound in the skin that extends down into the underlying tissue is a(n)_?
Laceration
400
What is the advantage of completing laboratory tests in the physician's office laboratory?
Turnaround time is faster for finding out results.
500
Is Contact with the blood of an infected person direct transmission?
True
500
In what process do you place 10 electrode pads on a patient and connect them with conductive leads?
EKG
500
A common eye disorder that develops with age and results in the loss of lens elasticity, causing difficulty seeing objects close us, is?
Presbyopia
500
A small amount of tissue removed from the body for examination under a microscope is a?
Biopsy Specimen
500
Which of the following occurs during the inflammatory phase of healing?