Which of the Following Conditions in Muscle Fibers Would Contribute

question 219

Multiple Choice

Which of the following conditions in muscle fibers would contribute to muscle fatigue?

• A) The emotional state of an individual
• B) Depletion of ATP reserves
• C) Inability of the motor neuron to produce sufficient quantities of acetylcholine
• D) Depletion of neurotransmitter
• E) Blocked receptors in the postsynaptic membrane

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Definitions:

Cohesion

The attraction between molecules of the same substance, which contributes to the integrity and stability of that substance.

Transpiration

The process by which moisture is carried through plants from roots to small pores on the underside of leaves, where it changes to vapor and is released to the atmosphere.

Hydrogen Bonds

These are weak bonds formed between a hydrogen atom in one molecule and an electronegative atom (usually oxygen or nitrogen) in another molecule.

Cohesion

The force that holds molecules of the same substance together, important for phenomena such as surface tension and the movement of water through plant vessels.