Question

which system is most responsible for ensuring that the immune system can swiftly reach any foreign substances in the body

f circulatory
g endocrine

j nervous

Answer 1

Explanation:

Circulatory system.

Because most of the pathogens and foreign particles are spread in our body through blood after their entry.

Answer 2

Artificially acquired active immunity can be induced by a vaccine, a substance that contains antigen. A vaccine stimulates a primary response against the antigen without causing symptoms of the disease.The immune system is made up of a network of cells, tissues, and organs that work together to protect the body. One of the important cells involved are white blood cells, also called leukocytes, which come in two basic types that combine to seek out and destroy disease-causing organisms or substances.