Question

elaina has been diagnosed with a small brain tumor. she first went to see her doctor after experiencing symptoms such as feeling very cold, almost fainting, a reduced appetite, and reduced sexual desire. which of the following structures is her tumor most likely affecting? a substantia nigra b hypothalamus c thalamus d brocas area

Explanation:

The hypothalamus regulates body - temperature, hunger, thirst, and sexual behavior. Symptoms like feeling cold, reduced appetite, and reduced sexual desire suggest hypothalamus involvement. The substantia nigra is related to movement control, the thalamus is a sensory relay center, and Broca's area is related to speech production.

Answer:

B. hypothalamus