Artificially stimulating antibodies to a disease is a(
immunization
vaccination
variolation
virus

Immunization

An immunization is a process in which an organism is made immune by administration of vaccine. The vaccine stimulate immune response in the body of the organism to fight against a disease causing pathogen. A vaccine is a biological preparation that contains an agent that mimics the one already present in the body producing disease related symptoms. The agent fights with the disease causing pathogen and prevents its growth in the body.

the major parts of the digestive system:

salivary glands.

pharynx.

esophagus.

stomach.

small intestine.

large intestine.

rectum.

accessory digestive organs: liver, gallbladder, pancreas.