yes
You should be able to drink coffee before a CBC (Complete Blood count) test, unless your doctor ordered additional blood tests and tells you to not drink after midnight (NPO=nothing by mouth).
yes they can eat
NPO is the medical abbreviation meaning nothing by mouth.
nothing it will go away First try and determine where it is coming from. Spit into a napkin and look for blood. If there is any then check the inside of your mouth for a cut. I wouldn't worry about it but if you are worried then get it checked out by a doctor.
You can eat sushi before a blood test. You may want to discuss with your doctor about your blood test to see if this is a good idea, though.
its mouth to mouth when the oral cavity is not obstructed or there isn't blood for eg, but when the oral cavity is obstructed then is mouth to nose
When I get those I just let it be and do nothing and eventually it will go away
No, that's gross. Just use your normal mouth, it will be fine.
Yes, it is possible for blood presure medications to cause dry mouth. However, one should not that there are several types and class of blood pressure medications, and each have their own unique side effects.
If the blood was infected with a disease and you put it into your mouth, yes you could have contracted some sort of disease from licking blood. You should see a doctor to see what the lesions are from.
No! What makes you think you would do that!
Your Mum should not only 'tell you off' for swearing, not only at home, but anywhere for that matter and she should then 'wash your mouth out with soap'. Swearing is for childish people who do not think before they speak and have nothing better to say.