How Long Can Food Stay in the Fundus Before Being

question 27

Multiple Choice

How long can food stay in the fundus before being mixed with gastric juices?

• A)10 minutes
• B)20 minutes
• C)30 minutes
• D)45 minutes
• E)1 hour

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Definitions:

Maximal Stimulus

The level of stimulus at which the maximum rate of contraction or response is achieved in a muscle or nerve.

Treppe Stimulus

A phenomenon where muscle contractions become more forceful with subsequent stimulations, due to increased calcium availability.

Threshold

The minimum level of stimulation required to trigger a neural impulse or a response in a sensory system.

AChE

Acetylcholinesterase, an enzyme that breaks down acetylcholine, a neurotransmitter, in the synapse, terminating the signal between nerves.