Search 5,000,000+ questions and answers.

Frequently Asked Questions

What are indicator bacteria?

Ocean Monitoring Program
Microorganisms are a natural component of the environment, and they also inhabit the intestinal tracts of birds and mammals. When these bacteria are released into the environment, there is a chance that they may cause illnesses in people who come in contact with contaminated water. Indicator bacteria are selected groups of microorganisms that are found to indicate the likelihood of the presence of disease-causing pathogens.
Related Questions

What levels of indicator bacteria are considered safe?

Frequently Asked Questions
The United States Environmental Protection Agency (EPA) has guidelines for the amount of bacteria acceptable in water bodies designated for primary body contact recreation, including swimming and water skiing. In Iowa, these waters are called "Class A waters." The bacteria level in the water is acceptable if the "geometric mean" is not greater than 126 colonies per 100 milliliters of water for E. coli bacteria. According to U.S.
Related Questions

Q) What should I do if I cannot see the indicator move?

FAQ Pelvic Floor Educator
A) First check that you have put the educator together correctly. Lie down with your head and shoulders supported and your knees slightly bent and apart. Next make sure that you have the body of the educator inserted into the vagina correctly. Try contracting your pelvic floor muscles again. If you can still not see any movement of the indicator it means that there is either no contraction or an insufficient contraction of the pelvic floor muscles.
Related Questions

Why are coliforms used as indicator bacteria to monitor fecal contamination in water?

SoSafe - A complete world of Top Quality Water Purification ...
Various pathogenic microorganisms may be present in water and to check each drinking water supply for each possible pathogen would be difficult, laborious and costly. In practice, indicator bacteria are used instead. These are bacteria that are associated with the intestinal tract of warm-blooded organisms, whose presence in water indicates fecal contamination. The most widely used fecal pollution indicators are the Coliform bacteria.
Related Questions

What are bacteria and viruses?

Frequently Asked Questions | CDC Get Smart
Bacteria are single-celled organisms usually found all over the inside and outside of our bodies, except in the blood and spinal fluid. Many bacteria are not harmful. In fact, some are actually beneficial. However, disease-causing bacteria trigger illnesses, such as strep throat and some ear infections. Viruses are even smaller than bacteria. A virus cannot survive outside the body's cells. It causes illnesses by invading healthy cells and reproducing.
Related Questions

What are Bacteria?

Bacteria are a major group of living organisms. Bacteria are both harmful and useful to the environment, animals including humans. The role of bacteria in disease and infection is important. Some bacteria act as pathogens and cause deseases and illness.
Related Questions

FAQ's
Bacteria are living organisms. They are microscopic and mostly unicellular, with a relatively simple cell structure lacking a cell nucleus, cytoskeleton, and organelles such as mitochondria and chloroplasts. Bacteria are the most abundant of all organisms. They are ubiquitous in soil, water, and as symbionts of other organisms. Many pathogens are bacteria. Most are minute. They generally have cell walls, like plant and fungal cells, but with a very different composition (peptidoglycans).
Related Questions

What is the difference between spoilage bacteria and pathogenic bacteria?

NSF Consumer Information: Food Frequently Asked Questions
Spoilage bacteria cause food to deteriorate and spoil. Spoiled food generally has an unpleasant taste, odor, or appearance. For example, fruits and vegetables can get mushy or slimy, or meat products may develop a bad smell. According to the U.S. Department of Agriculture, most people will not become ill from consuming spoiled food, provided it has not also been contaminated with pathogenic bacteria.
Related Questions

What is the CLIP Indicator on my amp telling me?

Amplifier Frequently Asked Questions
Crown CE Series, Contractor Series (CH/CL Series) and K Series amplifiers feature a Clip Indicator for each channel. These amplifiers also have internal compressor circuitry to prevent excessive clipping. When amplifier clipping reaches the point that the compressor turns on, the Clip Indicator also turns on to alert the operator that the input signal is being compressed.
Related Questions

What is the cause of the EE Error Indicator?

Automatic Blood Pressure Monitors Frequently Asked Questions
The most common error symbol that appears on the display panel is a EE with a down arrow and two numerals. The reason for the EE Error Indicator is generally caused because the cuff has been wrapped too loose. The cuff was under-inflated during the measurement. This error will also display if the cuff is worn and needs to be replaced. The EE symbol with a down arrow indicates the cuff is over-inflated.
Related Questions

Q) What should I do if I see an upward movement of the indicator?

FAQ Pelvic Floor Educator
A) An upward movement indicates that you are doing your pelvic floor muscle contractions incorrectly. It indicates that you are bearing downwards (like when you are trying to open your bowels) rather than lifting and squeezing the pelvic floor muscles inwardly. Concentrate on the correct muscles by visualising as though you are trying to stop urine and passing wind at the same time whilst using the pelvic floor muscles to grip the vaginal part of the educator tightly. Try this for a few days.
Related Questions

Q) What should I do if I see a downward movement of the indicator?

FAQ Pelvic Floor Educator
A) Congratulations, you are contracting your pelvic floor muscles correctly! Try and contract your pelvic floor muscle for as long as you can (the indicator should stay down during this, do not worry if it seems to shake a little!) When you have found out how long you can hold for (anything up to 10 seconds) repeat it again. Find out how many you can do - as many as 10 of them - this becomes the number of contractions that you practice at each exercise session.
Related Questions

What is an environmental indicator?

FAQs - GLEI Pub
environmental indicator tells us about the condition of an ecosystem. A good indicator is relatively easy and inexpensive to measure and gives a clear signal of condition. Animal and plant communities often make good indicators because healthy plant and animal communities require quality habitat and ecosystems.
Related Questions

How can I get a 'Cache Hit' indicator for my ZipGSx?

Apple II Csa2 FAQs: 1Main-Start, Part 1/25 - Apple
This latest ZipGSx modification is pretty straightforward. When I decided I wanted a Cache HIT light instead of a Cache MISS light, I went to Rat Shack and bought a pack of Green LEDs (I like green. Blue or Orange will work just as well.) I tried adding an inverter to the circuit but it just didn't want to play (obviously a cache HIT is the opposite of a cache MISS, and the LED on the board lights up for cache MISSes).
Related Questions

What is an indicator?

IMLS - Grant Applicants - Outcome Based Evaluation - Frequen...
Indicators are the specific, observable, and measurable characteristics, actions, or conditions that tell a program whether a desired achievement or change has happened. To measure outcomes accurately, indicators must be concrete, well-defined, and observable; usually they are also countable.
Related Questions

Frequently Asked Questions
Bacteria are very simple organisms which are found throughout the environment including in other living organisms. They are spherical or rod-shaped cells which generally measure several micrometres in length. Some bacterial cells are surrounded by the cell wall; a tough coat designed to protect the bacterium. Inside the cell wall is a cell membrane which commonly encloses a single compartment where the DNA, proteins and other small molecules are held.
Related Questions

What are coliform bacteria?

FAQ
Coliform bacteria are germs found in the intestines of warm-blooded animals and, therefore, occur in sewage, soil, surface water and vegetation.
Related Questions

What should I do if I think I was exposed to Legionella bacteria?

Disease Listing, Legionellosis, General Information | CDC Ba...
Legionellosis is an infection caused by the bacterium Legionella pneumophila. The disease has two distinct forms: Legionnaires' disease acquired its name in 1976 when an outbreak of pneumonia occurred among persons attending a convention of the American Legion in Philadelphia. Later, the bacterium causing the illness was named Legionella.
Related Questions

Where doLegionella bacteria come from?

Disease Listing, Legionellosis, General Information | CDC Ba...
The Legionella bacteria are found naturally in the environment, usually in water. The bacteria grow best in warm water, like the kind found in hot tubs, cooling towers, hot water tanks, large plumbing systems, or parts of the air-conditioning systems of large buildings. They do not seem to grow in car or window air-conditioners.
Related Questions

What are resistant bacteria?

Tennessee Department of Health
Antibiotics do not kill some bacteria. These bacteria are considered to be "resistant" to the antibiotic. Resistant bacteria emerge because of the proper use of antibiotics as well as the overuse of antibiotics. Once bacteria develop resistance to antibiotic treatment, they can continue to live and/or multiply even after an antibiotic is taken.
Related Questions

What about bacteria in raw foods?

BARF Diet - Frequently Asked Questions - Pet Diet, Raw Food ...
The presence of bacteria in raw food often worries pet owners and vets. They assume these bacteria will make pets sick. However, dogs, being scavengers, have evolved to eat and thrive on bacteria laden food, requiring them for immune system maturity. Wild dogs eat the gut contents of their prey, and the feces of many different animals. They eat soil, contaminated meat, buried bones, infected meat and so on. These are all a source of microbes and any toxins they might produce.
Related Questions

How can bacteria affect me?

FAQs | Klaris
Bacteria are microscopic living organisms that reproduce through simple cell division. Bacteria live everywhere in and around us. They can benefit us by recycling waste, affect nitrogen-fixing in plants, and by making certain types of food. But they can also harm us by causing diseases and food spoilage. Bacteria are classified according to their shape and behavior. They have round, rod-like, spiral or filamentous single-celled or non-cellular bodies, and often gather into colonies.
Related Questions

FAQs
The presence of bacteria and pathogenic (disease-causing) organisms is a concern when considering the safety of drinking water. Pathogenic organisms can cause intestinal infections, dysentery, hepatitis, typhoid fever, cholera, and other illnesses. Human and animal wastes are a primary source of bacteria in water. These sources of bacterial contamination include runoff from feedlots, pastures, dog runs, and other land areas where animal wastes are deposited.
Related Questions

What does the error indicator of AL or AH mean?

Thermometry - FAQ's and What you should know about fevers
The Omron Instant Ear Thermometer will display this indicator after the On-Measure Button is pushed if the thermometer's own temperature is too cold or too hot to operate. The operating range is 50 to 104 degrees Fahrenheit. Put the thermometer in a room within the operating range. Wait 30 minutes and take the measurement again.
Related Questions

Got A Question? Ask Our Community!


More Questions >>

© Copyright 2007-2008 QueryCAT
About • Webmasters • Contact