Increases and Decreases of the Heart Rate Result from Changes

question 12

Multiple Choice

Increases and decreases of the heart rate result from changes in the activity of the

• A) corpus callosum.
• B) medulla oblongata.
• C) thalamus.
• D) pituitary.
• E) cerebellum.

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Definitions:

Mitochondrion

Double-membraned organelle that produces ATP by aerobic respiration in eukaryotes.

Aerobic Respiration

A metabolic process that uses oxygen to convert glucose or other organic molecules into energy (ATP), carbon dioxide, and water.

Electrons

Negatively charged subatomic particles orbiting the nucleus of an atom.

Citric Acid Cycle

A key metabolic pathway that takes place in the mitochondria, involving the oxidation of acetyl-CoA to carbon dioxide and ATP production, also known as the Krebs cycle.