Chapter 2

The endocrine system consists of

glands

While listening to operatic solos, musicians process the lyrics and the tunes in separate brain areas. This most clearly illustrates the functioning of different

neural networks

Botox injections smooth facial wrinkles because botulin is a(n)

ACh antagonist

Which of the following would be most useful for detecting the brain areas that are most active as a person performs mathematical calculations?

a PET scan

The regions of the parietal lobes that are involved in mathematical and spatial reasoning are known as

association areas

Which region of the brain appears to have the oldest evolutionary history?

brainstem

A neuron is best described as a(n)

cell

After suffering an accidental brain injury, Kira has difficulty walking in a smooth and coordinated manner. She has probably suffered damage to her

cerebellum

Natural, opiate like neurotransmitters linked to pain control are called

endorphins

Which portion of the cerebral cortex is most directly involved in making plans and formulating moral judgments?

frontal lobes

The limbic system structure that regulates hunger is called the

hypothalamus

Speech is processed primarily in the right hemisphere by the ________ of those who are left-handed and by the ________ of those who are right-handed

minority; minority

Which hormone enables contractions associated with birthing and milk flow during nursing?

oxytocin

The successful functioning of children who have experienced the surgical removal of an entire cerebral hemisphere best illustrates the value of

plasticity

Drugs that block the reuptake of serotonin will thereby increase the concentration of serotonin molecules in the

synaptic gaps