The Paraventricular Nucleus (PVN) Regulates Many Short-Term and Long-Term Signals

question 72

Multiple Choice

The paraventricular nucleus (PVN) regulates many short-term and long-term signals that affect appetite. One of these signals is via regulation of ___________.

• A)neuropeptide Y
• B)neuropeptide Q
• C)leptin
• D)cholecystokinin (CCK)

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Definitions:

Endosome

Membrane-bound compartments inside cells, involved in sorting and directing vesicular traffic of proteins and lipids.

Liposomes

Artificially prepared vesicles made of lipid bilayers, used in drug delivery systems.

Glucose Transport

The process of moving glucose molecules across cell membranes, often involving specific transporter proteins, to supply cells with energy.

Concentration Gradient

The process of particles, which are sometimes called solutes, moving through a solution or gas from an area with a higher number of particles to an area with a lower number of particles.