What are pyrogens?

A. A set of 20 inactive proteins activated by the presence of a pathogen
B. Chemicals released by damaged tissue to cause blood vessels to widen
C. Chemicals released by virally infected cells that encourage the production of antiviral proteins
D. Chemicals released by activated macrophages that raise the body temperature


Answer: D

Anatomy & Physiology

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Graves disease, the most common form of hyperthyroidism, is caused by

A) an excess of iodine. B) an improper diet. C) an autoimmune disorder. D) a lack of iodine.

Anatomy & Physiology

The infectious agent of ____________________________________ fever can be inhaled which can put workers in slaughter facilities at a high risk

Fill in the blank(s) with correct word

Anatomy & Physiology

Which hormones promote facultative water reabsorption?

A) atrial natriuretic peptide (ANP) and parathyroid hormone B) aldosterone and antidiuretic hormone (ADH) C) aldosterone and atrial natriuretic peptide (ANP) D) antidiuretic hormone (ADH) and atrial natriuretic peptide (ANP)

Anatomy & Physiology

Aldosterone from the adrenal cortex causes sodium ions to be

A) conserved and potassium ions to be conserved. B) excreted and potassium ions to be excreted. C) conserved and potassium ions to be excreted. D) excreted and potassium ions to be conserved.

Anatomy & Physiology