Proteins That Allow the Diffusion of Ions Across Membranes in the Direction

question 80

Multiple Choice

Proteins that allow the diffusion of ions across membranes in the direction of their concentration gradients are most likely

• A)channel proteins.
• B)carrier proteins.
• C)aquaporins.
• D)active transport pumps.

---

Definitions:

Electroencephalographic (EEG)

A non-invasive method that records electrical activity of the brain, widely used in neuroscience research to examine brain function.

Perfusion Imaging (PI)

A diagnostic imaging technique that measures the flow of blood through the body's tissues, often used in neurological and cardiac assessments.

Afferent Nerves

Are nerves that carry sensory signals from the body's periphery towards the central nervous system, allowing the brain to perceive sensations.

Efferent Nerves

Nerves that carry signals away from the central nervous system to effectors such as muscles and glands.