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If neutrophils are high...
If neutrophils are low...
Patient is immunocompromised (cancer patients, etc.)
Basophils do what?
Secrete histamine and heparin
Are stuck on blood vessel in connective tissue near capillary
Normal WBC count...
Normal neutrophil count...
Which lines of defense are you born with?
Skin and mucous membranes, and phagocytosis/inflammation
Which line of defense is acquired?
Skin and mucous membrranes do what?
Protective covering; secrete substance that inhibit the growth of bacteria
Acidic secretions from skin and mucous of GI?GU systems...
Inhibit growth of many pathogenic organisms
White blood cells are colorless cells that are able to...
Phagocytose (ingest) bacteria that can cause infection when they enter the body
Increase in parasitic infections or allergies
Increase in chicken pox, sinusitis, diabetes
Types of granulocyte
- BEN likes his GRANdmother
- Basophils, eosinophils, neutrophils
Lymphocytes and monocytes
In diverse infections and immune responses
Increase in viral infections and inflammation
Series of cellular changes that signal the body's response to injury or infection
Four manifestations of inflammation
- Rubor (redness)
- Calor (heat)
- Tumor (swelling)
- Dolor (pain)
Vasoactive chemicals are ??? and cause ???
Histamine, kinins, and leokotrienes
Cause vasodilatation and increase capillary permeability
In relation to size, Bacteria are ??? and Viruses are ???
Fungi are transferred by
Spores and air currents
- Spread by ticks
- Rocky mtn fever
6 steps of chain of infection
- Causative agent (microorganism)
- Reservoir (where CA lives)
- Portal of exit
- Mode of transfer
- Portal of entry
- Susceptible host
Infections caused by the treatment given to the person (antibiotic therapy for one infection can cause overgrowth of another microorganism that can cause disease-this is called superinfection)
Superinfection is caused by
Broad spectrum antibiotics
Medical vs. surgical asepsis
- Medical-limit spread of microorganisms
- Surgical-eliminate microorganisms