Immune System Overview

To protect the body from foreign substances and pathogenic organisms. (correct)

To improve cognitive function and memory.

To enhance muscle growth and repair.

To regulate metabolic processes in the body.

Kidneys and liver.

Pancreas and spleen.

Thyroid gland and adrenal cortex.

Thymus and bone marrow. (correct)

By producing hormones that regulate digestion.

By activating nerve signals to the brain.

By increasing blood flow to injured areas.

By generating an immune response. (correct)

<p>They are involved in the production and activation of immune cells.</p> Signup and view all the answers

<p>Heart.</p> Signup and view all the answers