2020 - Immune system 1

If the thymus shrank and stopped making hormones in a child, we would expect to see a decrease in the number of:

• B lymphocytes

• neutrophils

• T lymphocytes

• eosinophils

Tags

NGSS.HS-LS1-4

What type of immunity exists even in the absence of a stimulus or exposure to a pathogen?

• cell-mediated immunity

• specific immunity

• innate immunity

• adaptive immunity

Which of the following is NOT part of a surface barrier serving as the first line of defense?

• antibody

• mucus

• stratified epithelium

• keratin

Which is a non-phagocytic cell that mediates inflammation?

• basophil

• eosinophil

• neutrophil

• macrophage

Which is not an effect of activated complement proteins?

• antibody production

• enhanced inflammation

• enhanced phagocytosis (opsonization)

• membrane attack complex (MAC) forms

Antibody-mediated immunity is generated by:

• neutrophils

• B lymphocytes

• natural killer (NK) cells

• T lymphocytes

Interferons help provide immunity against:

• bacteria

• fungi

• cancer

• viruses

Which is not associated with the inflammatory response?

• decreased capillary permeability

• release of cytokines

• vasodilation

• activation of mast cells

Tags

NGSS.HS-LS1-3