The answer for this question is false
Answer:
no, Don't rinse with water straight after toothbrushing
After brushing, spit out any excess toothpaste. Don't rinse your mouth immediately after brushing, as it'll wash away the concentrated fluoride in the remaining toothpaste. This dilutes it and reduces its preventative effects.
Explanation:
The arteries carry oxygenated blood away from heart and then re-takes it back to your system
NAIL IN FOOT:
If your foot wound is bleeding from the nail, put a towel over it to stop the bleeding. Then use water to clean the wound. If you have any antibiotic cream, apply that and cover your wound with either bandages or some old pieces of clothes.
SWOLLEN TOE:
Raise and rest your foot with the swollen toe when you can. Put some ice wrapped in a towel on the toe for up to 20 minutes every 2 to 3 hours. Take a paracetamol if you can. Do not walk or stand for long period of times if it hurts a lot.
hope this helps and i hope you get better soon!