The Toxin of Vibrio Cholerae Causes Profuse Diarrhea Because It

question 47

Multiple Choice

The toxin of Vibrio cholerae causes profuse diarrhea because it

• A) modifies a G protein involved in regulating salt and water secretion.
• B) decreases the cytosolic concentration of calcium ions, making the cells hypotonic.
• C) binds with adenylyl cyclase and triggers the formation of cAMP.
• D) signals IP₃ to act as a second messenger for the release of calcium.
• E) modifies calmodulin and activates a cascade of protein kinases.

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Definitions:

ASE T5

A certification exam conducted by the National Institute for Automotive Service Excellence, specifically focusing on the diagnosis, service, and repair of medium/heavy duty suspension and steering systems.

Vehicle Retarder

Auxiliary braking device used to supplement the service brakes; in most cases these convert chassis kinetic energy into hydraulic or electrical energy and are located in the driveline. Distinct from engine or transmission retarders.

Kingpin Lock

A security device that locks the kingpin of a semi-trailer to prevent unauthorized coupling or theft of the trailer.

Drive Axle

The axle specifically responsible for transmitting power from the transmission to the wheels, propelling the vehicle forward or backward.