If doctors wanted to examine a mucus sample from your throat could they detect any trace of marijuana that you smoked and if so how far back?

A doctor would have to draw a small sample of blood and test it.

No. Unless the Doctors are specifically looking for marijuana in your system, the answer is no. I thought the same thing when I went for a normal check up & urine sample. But I found out that unless they are looking for marijuana in your system, then it wont be a problem. ...

Yes they can. They can detect lots of other illegal drugs by taking urine samples too. ...

The simple answer...Yes, you can use a urine sample to detect E Coli.

approximately 3 months

doctors take a small blood sample at birth

Sure, you can detect chlamydia on sperm or in semen, but a urine sample will suffice for diagnosis of urethral chlamydia in men. ...

They suck you off and collect it in a cup.

i think there will be trace marijuana in there for awhile, not to mention if they want a hair sample there are a million different places to get a sample of hair from..dont do drugs your better off ...

NEISSERIA GONORRHOEAE DNA from a urine sample

sample is a noun. sampling is a verb. Statistically speaking, a sample is where we gather and examine part of a population. A sampling is where we take the means of samples in order to gather info about the whole... ...

Not long unless kept by doctors.

They look for the HIV antibodies.

doctors usaully look for something wrong in your kidneys and sometimes stds or other diseases ...

It is a faeces (poo) sample, which can be used by a biomedical scientist to determine the cause of diarrhoea for instance, or detect the presence of occult (hidden) blood. ...

When a doctor needs to examine a sperm sample, they will typically give you a cup and an empty room and ask that you masturbate into it, and when you are done to give the sample to a nurse. The sperm sample must be examined within two hours of ejaculation in order to have any use, but the fresher the better. Once the lab has your sample, they will check it for many things, including the total volume of the sperm sample,...

Depends on the steroid - it can be a few weeks or over a year!

Normally, a sample of water is put on a microscope slide and examined using the microscope. ...

The sample is examined under a microscope by a doctor who specializes in the effects of disease on body tissues (a pathologist) to detect any abnormalities. ...

For blood or urine sample, cocaine is out of your system in about 48hrs, unless they are going to take a hair sample (very unusual). Cannabis (marijuana) however remains detectable for up to 3 months! ...

me honestly, not even a day

repeat sample analysis,check for clots, make a slide of the blood, and examine the slide microscopically if their are clots present then request for a new blood sample. ...

To detect the DNA of a dog, it would require lots of scientific and medical equipment. Taking a blood sample would be a good place to start, but without the correct knowledge of how to use the blood sample, it is likely to be a waste of time and a painful experience for the dog. ...

Doctors actually know a lot about endometriosis. A doctor can diagnose this very easy with just a small sample of tissue. ...

Only if he got someone pregnant or if he leave a sample at the doctors.