Final answer:
Blood borne pathogens can enter the body through contaminated needles, wounds, or intravaginal products. It is important to practice proper hygiene and safety precautions to prevent exposure to these pathogens.
Step-by-step explanation:
A blood borne pathogen can enter the body through various routes. One common route is through contaminated needles or other medical instruments, such as catheters or dental tools. Another route is through wounds or injuries, where the pathogen can directly enter the bloodstream. Additionally, blood borne pathogens can be introduced to the bloodstream via intravaginal products, such as tampons. It is important to practice proper hygiene and safety precautions to avoid exposure to blood borne pathogens.