Select the Correct Statement About the Neural Mechanisms of Respiratory

question 17

Multiple Choice

Select the correct statement about the neural mechanisms of respiratory control.

• A) The pontine respirator group (PRG) continuously stimulates the medulla to provide inspiratory drive.
• B) The pons is thought to be instrumental in the smooth transition from inspiration to expiration.
• C) The dorsal respiratory group neurons depolarize in a rhythmic way to establish the pattern of breathing.
• D) The ventral respiratory group is contained within the pons.

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Definitions:

Enzyme Concentration

The amount of enzyme present in a solution, which affects the rate of enzyme-catalyzed reactions.

Energy Of Activation

The minimum amount of energy that reacting species must have in order to undergo a specified reaction.

Enzyme

Biological molecules (typically proteins) that significantly speed up the rate of virtually all of the chemical reactions that take place within cells.

Oxidized

Pertains to a process where a substance loses electrons or gains oxygen, often resulting in a change in physical and chemical properties.