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Mucous Information and Courses from MediaLab, Inc.

These are the MediaLab courses that cover Mucous and links to relevant pages within the course.

Learn more about laboratory continuing education for medical technologists to earn CE credit for AMT, ASCP, NCA, and state license renewal and recertification. Or get information about laboratory safety and compliance courses that deliver cost-effective OSHA safety training and continuing education to your laboratory's employees.

Laboratories Individuals

CLIA Microbiology / Serology Review
A 20 year-old female was admitted into the hospital complaining of 10 to 15 bloody mucous stools per day, fever, gastrointestinal disturbances, abdominal pain, and nausea. The preliminary O & P report went out as "Probable Entamoeba histolytica trophozoites and cysts, confirmation pending." This patient is most likely suffering from:View Page

HIV Safety for Florida
The type of health-care occupational exposure with the greatest risk of HIV transmission is:View Page
Occupational Exposures

HIV transmission, due to occupational exposure, occurs by: Percutaneous injury, such as a needlestick or a cut with a sharp object; Contact of mucous membrane or abraded skin with HIV-infected blood or body fluids. The risk of HIV transmission after a percutaneous exposure to HIV-infected blood is 0.3%.The risk of HIV transmission after a mucous membrane exposure to HIV-infected blood is .09%.The risk of HIV transmission after contact of abraded skin with HIV-infected blood is estimated to be less than .09%.

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Overview

Prevention of HIV exposure is the best line of defense to prevent occupational transmission of HIV as there is no vaccine available to develop specific immunity and the postexposure prophylaxis is toxic. Following appropriate workplace practices in the laboratory focus on preventing needlesticks or other sharps injuries and exposure of mucous membranes and abraded skin to HIV-infected blood or body fluids.

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Face and Eye Protection

Face shields, masks, and safety glasses protect your eyes and the mucous membranes of your nose and mouth.They must be worn whenever it is reasonably anticipated that splashing or spraying of blood or other contaminated materials may occur.Employees who wear prescription eyewear may be protected with a face shield, goggles, or with side shields attached to their glasses.

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Gloves

Gloves must be worn: when there is a reasonable chance of exposure to blood, other infectious body fluids, mucous membranes, or nonintact skin. during vascular access procedures, including phlebotomy. when handling contaminated items or surfaces.Wear only flat rings under gloves as large rings may tear gloves.Replace gloves: Between patient contacts If they are damaged or contaminated Before leaving the work area. Wash hands after removing gloves.Never wash disposable gloves.

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The following workplace practices minimize risk of HIV exposure to mucous membranes or abraded skin:View Page

Introduction to Bioterrorism
The general signs and symptoms of smallpox include:View Page
Agent: Pneumonic plague (Bacterium)

Most likely means of dissemination: AerosolPrimary route of entry: InhalationGeneral signs and symptoms: High fever, chills, headache, coughing up of blood (hemoptysis), and toxemia, progressing rapidly to difficulty in breathing (dyspnea), and bluish discoloration of the skin and mucous membranes (cyanosis).There is another form of the disease called “bubonic plague”. While it is caused by the same organism, it is not transmissible through human contact. Pneumonic plague is transmissible through human contact.

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Mycology: Yeasts and Dimorphic Pathogens
The growth of the yeast-like colonies shown in the upper image was obtained on blood agar from a skin culture only in the area overlaid by virgin olive oil. The lower image is a photomicrograph of a lactophenol blue mount made from a portion of the colony. The disease associated with this fungus is:View Page

OSHA Bloodborne Pathogens
How is HBV Spread?

Hepatitis B most often spreads when certain body fluids from an infected individual come in direct contact with another person.Contact may occur through: a break or sore in the skin a contaminated sharp contact with mucous membranes that line the insides of the mouth, nose, eyes, and the genital organs. HBV is not spread through casual contact, such as handshake, or through sweat.

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Who is infected?

Patients with Hepatitis B and other bloodborne infections can appear healthy, so you can't tell whose blood is infectious.So treat all:blood, body fluids, secretions (except sweat), excretions, non-intact skin, and mucous membranes as if they were infectious.That's what the term Standard Precautions means.

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Gloves Must be Worn

Gloves must be worn: when there is a reasonable chance of exposure to blood, other infectious body fluids, mucous membranes, or nonintact skin, during vascular access procedures, including phlebotomy, or when handling contaminated items or surfaces.

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Face and Eye Protection

The following protect your eyes and the mucous membranes of your nose and mouth: Face shields Masks and safety glasses They must be worn whenever it is reasonably anticipated that splashing or spraying of blood or other contaminated materials may occur.Employees who wear prescription eyewear may be protected with a face shield, goggles, or with side shields attached to their glasses.

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Exposure Incident

Even after taking all the proper precautions there is still a small chance of an exposure incident.Exposure incident: Blood or another potentially infectious body fluid coming into direct contact with mucous membranes or nonintact skin.Parenteral exposure: Needle stick or being cut by a contaminated sharp.

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Phlebotomy
What are bloodborne pathogens?

Bloodborne pathogens are infectious micro-organisms which live in the bloodstream.You can be exposed to bloodborne pathogens if you are injured with a contaminated needle.You can also be exposed if your mucous membranes, including eyes, mouth, or the inside of your nose come into contact with contaminated body fluids.

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The Urine Microscopic: Microscopic Analysis of Urine Sediment
Match the following:View Page
Sudan III will confirm the presence of:View Page
All of the following results are consistent with the finding of casts in urinary sediment EXCEPT:View Page
What element is present in this slide?View Page
What element is present in this slide?View Page
Squamous Cells Under Phase Contrast

Using phase contrast and high power the cytoplasm and nucleus appear much darker. Note the folded edge of the cytoplasm which is characteristic of squamous cells. The long, thread-like structures are mucous strands.

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Estimating Elements

The number of bacteria, yeast, crystals and mucous must be estimated. Examine 10 fields under high power (40X) magnification. Use phase-contrast if needed. Determine the average of each element found and record the findings according to the following criteria: Element fills <1/4 of each field = trace Element fills about 1/4 of each field = 1+ Element fills about 1/2 of each field = 2+ Element fills about 3/4 of each field = 3+ Element fills total field = 4+

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Match the following.Note: Answers may be used more than once.View Page
Iodine will confirm the presence of:View Page
Mucous Threads

Mucous threads are semi-transparent under brightfield microscopy and could be mistaken for hyaline casts. They occur as ribbon-like strands with poorly defined edges, pointed or split ends and longitudinal striations.

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Which of the following are artifacts often confused with urinary elements? (Choose ALL of the correct answers.)View Page
Mucous Threads Under Phase Contrast

Under phase contrast, mucous threads appear much darker. Longitudinal striations and pointed ends are easily visible.

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True or false? This slide shows mucous.View Page