The Immune response

What is a pathogen

• Any bacteria

• An organism that can cause disease

• An antibody

• A disease

Tags

NGSS.MS-LS1-3

Which of the following is NOT a type of pathogen?

• Bacteria

• Fungi

• Viruses

• Eukaryotes

What is the body's first line of defense against infection by foreign organisms?

• antibodies

• lymph nodes

• white blood cells

• the skin

A nonspecific defensive response of the body to tissue injury characterized by dilation of blood vessels and swelling.

• immunity

• interferon

• immunization

• inflammation

What is the role of a mast cell?

• Make antibodies

• Release histamine

• consume and digest pathogens

• Remember antigens

Tags

NGSS.MS-LS1-3

What is the role of a macrophage?

• Make antibodies

• Release histamine

• consume and digest pathogens

• Remember antigens

Antibodies are produced by

• B cells

• Helper T cells

• Macrophages

• Platelets

Which cells activate B cells

• Red blood cells

• memory T cells

• Helper T cells

• Cytotoxic T cells

How to Cytotoxic T cells help the body?

• The destroy infected cells after being summoned by the helper T cells

• Cytotoxic T cells do not aid in the body's immune response

• Cytotoxic T cells provide more fluid for the body to hydrate

• Cytotoxic T cells do not exist

What are antibodies?

• Disease causing agents

• Proteins that aid the body in retaining fluid and expelling mucus

• Proteins that bind to the pathogen and deactivate it

• Antibodies do not exist