Na⁺ Ions Are Continuously Forced into Neurons by

question 37

Multiple Choice

Na⁺ ions are continuously forced into neurons by

• A) their high internal concentration.
• B) their high external concentration.
• C) the negative resting potential.
• D) both B and C
• E) none of the above

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Definitions:

Parasitic Relationship

A non-mutual relationship between species, where one species, the parasite, benefits at the expense of the other, the host.

Pathogen

An organism, typically a microorganism, that causes disease in its host, including viruses, bacteria, fungi, and parasites.

Mutualistic Symbiont

An organism that lives in a mutualism, providing reciprocal benefits to its host without harm.

Predator-Prey Relationship

The interaction between two species where one species (the predator) hunts and consumes the other (the prey), influencing population dynamics and evolution.