An Engine Has a Warped Cylinder Head

question 36

Multiple Choice

An engine has a warped cylinder head. Technician A says that this could be caused by running the engine with a faulty thermostat. Technician B says that this could be because the engine was overheated. Who is right?

• A)Technician A only
• B)Technician B only
• C)Both A and B
• D)Neither A nor B

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Definitions:

Acetylcholine

A neurotransmitter in the brain and peripheral nervous system important for muscle activation, and involved in attention, learning, and memory.

Antagonist

In pharmacology, a substance that acts against and blocks an action within the body, or in literature, a character who opposes the protagonist.

Hallucinations

Perception-like experiences without an external stimulus, evident in conditions like schizophrenia, characterized by seeing, hearing, or feeling things that aren't present.

GABA

Gamma-Aminobutyric Acid, an inhibitory neurotransmitter in the brain that reduces neuronal excitability.