Which Group Is Incorrect

question 19

Multiple Choice

Which group is incorrect?

• A)First line of defense: skin,mucous membrane,tears,sneezing
• B)Specific immunity: B cells,T cells
• C)Mechanical barriers: skin,mucous membrane
• D)Chemical barriers: tears,saliva,stomach acid,B cells,T cells

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Definitions:

High Current Circuit

An electrical circuit designed to handle large amounts of current, typically used in power distribution or large electrical devices.

Starter Relay

An electrical device that transmits power to the starter motor, initiating the engine's operation in a vehicle.

Starter Solenoid

An electromagnetic switch that engages the starter motor of a vehicle, initiating the engine's starting process.

Pinion Gear

A small gear that engages with a larger gear or rack, often used in automotive differentials to transfer rotational motion.