Signaling Pathway Defects and Pathogenic Organisms Quiz
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Questions and Answers

Cholera is caused by the gram-negative bacterium Vibrio ______, which secretes the cholera toxin (CT) that causes severe water low, vomiting and muscle cramps.

cholerae

Rous sarcoma, a cancer of tissues of mesodermal origin such as muscle or connective tissue, caused by the Rous sarcoma ______.

retrovirus

Pertussis (whooping cough) is caused by ______ pertussis, a bacterium which secretes the disease-causing pertussis toxin.

Bordetella

______ survives by switching off the phagosome maturation process that macrophages use to kill infectious organisms.

<p>Mycobacterium tuberculosis</p> Signup and view all the answers

Bacterial dysentery is caused by ______ flexneri, which acts by interfering with the PIP2 regulation of actin remodeling and is also able to activate the PIP 3 – kinase signaling pathway.

<p>Shigella</p> Signup and view all the answers

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