Consider the Following Diagram of a Membrane

question 22

Multiple Choice

Consider the following diagram of a membrane. Which of the following cannot pass through this membrane?

• A) ethanol
• B) CO₂
• C) alanine
• D) water
• E) All of these can pass through the membrane.

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Definitions:

Olfactory Cilia

Hair-like structures located in the nasal passages that are responsible for transmitting odor molecules to the brain, resulting in the sense of smell.

Sensory Receptors

Specialized cells or structures in organisms that detect and respond to external stimuli, such as light, sound, or touch.

Gate Control Theory

A theory proposing that the spinal cord contains a neurological "gate" that blocks or allows pain signals to pass to the brain.

Pain Relief

Methods or treatments used to reduce or alleviate discomfort and pain.