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53 terms

Chapter 13-14 quizzes

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microorganisms or their products
All infectious diseases are caused by_____ ______.
pathoginic flora
________ _____ is not terminology used for resident flora
the patient's own normal flora
Endogenous infectious agents arise from microbes that are
during, and immediately after birth
The human body typically begins to be colonized by its normal flora
skin, mouth, nasal passages, and large intestines
Resident flora are found in/on the
Bacteroides
Resident flora of the intestines include
Lactobacillus
Which genus is resident flora of the mouth, large intestine, and from puberty to menopause the vagina?
Streptococcus
Which genus is the most common resident flora of mouth surfaces?
large intestine
The body site with resident flora that produces beneficial body products, including vitamin K and several other vitamins is the
infections of the fetus and neonate
STOCH is an acronym that represents the most common
exoenzymes
Microbial hyaluronidase, coagulase, and steptokinase are examples of
virulence factors, toxins that target the intestines, proteins, and exotoxins
Entertoxins are:
incubation period
The time from when the pathogen first enters the body and begins to multiply, until symptoms first appear is the _____ ______.
sign
the objective, measurable evidence of disease evaluated by an observer is termed ____.
reservoir
The primary, natural habitat of a pathogen where it continues to exist is called the _____.
carrier
Someone who inconspicuously harbors a pathogen and spreads it to others is a _______.
vector
An animal, such as an arthropod, that transmits a pathogen from one host to another is a ______.
humans, animals soil, and water
Reservoirs include:
vehicle
A laboratory technologist splashed a blood specimen onto his face, eyes, nose, and mouth. This specimen was from an HIV positive patient. If this blood exposure leads to HIV infection in the technologist, the transmission route is _____.
medical personnel
Nonsocomial infections are only transmitted by _____ _____.
skatole
This is a mixture of amines and gases that gives feces it's characteristic stench
forest ranger
A person with this occupation is most at risk for a zoonotic disease.
urinary tract
Marion is going to the hospital for a triple bypass operation. She will have greater anesthesia, intravenous catheter, surgical wounds, and a urinary catheter. Which nosocomial infection is she at greater risk for contacting?
phagocytic white blood cells
Components of the first line of defense include-
lysozyme, lactic acid and electrolytes of sweat, skin's acidic pH and fatty acids, and stomach hydrochloric acid
Nonspecific chemical defenses include:
lysozyme
The chemical found in tears and saliva that hydrolyzes the peptidoglycan in certain bacterial cell walls is ______.
skin
This body region is protected by fatty acids, acidic pH, lactic acid, and a tough cell barrier with its own normal flora
Appendix
This is an example of GALT
eosinophils
The blood cells that particularly target parasitic worms and fungi are ______.
macrophages
The clearance of pus, cellular debris, dead neutrophils, and damaged tissue after inflammation is performed by ______.
neutrophils
The most numerous WBC's, that have multilobed nuclei and are very phagocytic are ______.
hemopoiesis
The production of white blood cells, red blood cells, and platelets is called _______.
antibodies
Plasma cells produce and secrete ______.
reticuloendothelial system
The _________ system is a support network of CT fibers, that originates in the cellular basal lamina. It provides a passageway within and between tissues and organs. It is also heavily populated with macrophages.
Thymus
Which gland shrinks in size during adulthood, and has hormones that function in maturation of T-lymphocytes?
GALT
The lymphoid tissues of the intestinal tract are collectively refferred to as ______.
interferon alpha and beta
This inhibits viral replication
vasoactive mediators
Histamine, serotonin, and bradykinin are all _____ ______.
membrane attack
The ____ _____ stage of the complement cascade involes a ring-shaped protein digests holes in bacterial cell membranes and virus envelopes.
pain
Joe cut his finger on a sharp twig and is now experiencing dolor. This means ____.
redness
Maria was scratched on her arm by her cat and the site is experiencing rubor. This means _____.
neutrophils and macrophages
The key pathocytic cells of the body are the ____ _____.
prostaglandins
Joan's inflamed and painful joints are likely due to the chemical ______.
lymph
This composition is made mostly of water and is similar to plasma. It transports numerous white blood cells in vessels simmilar to blood vessels.
virulence factors
The pathogenic capacity of an organism is determined by its _____ _____. That is, virulence is the degree of pathogenicity of an organism: the relative ability of a pathogen to cause disease.
incubation period
the period between infection and the appearance of symptoms of the disease
bone marrow
B lymphocytes and T lymphocytes mature in _____.
PAMPs
These are molecules shared by many microorganisms but not present in mammals.
inflamation and phagocytosis
Certain complement components stimulate ____ _____.
pyrogen
Endotoxin and exogenous can be classified as a _____; which is a trigger of the fever.
interleukin-2
stimulate T cell mitosis and B cell antibody production
serotonin
causes smooth muscle contraction
tumor necrosis factor
increases chemotaxis and phagocytosis