Undermining the Theory That the VMH Is the Satiety Center

question 48

Multiple Choice

Undermining the theory that the VMH is the satiety center is the fact that selective lesions of the __________ nuclei of the hypothalamus lead to hyperphagia and obesity.

• A) paraventricular
• B) lateral
• C) ventromedial
• D) mammillary
• E) dorsomedial

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Definitions:

Glutamate

An important neurotransmitter in the brain that plays a key role in cognitive functions such as learning and memory.

Interneurons

Neurons that transmit signals between other neurons, especially as part of a reflex arc in the central nervous system.

Cortical

Relating to the outer layer of the cerebrum or cortex, involved in complex brain functions such as memory and consciousness.

Echolocation

A biological sonar used by several kinds of animals, such as bats and dolphins, to navigate and locate prey by emitting sound waves and listening for echoes.