Psych 210 Chapter 2 quiz 2

The endocrine system consists of

Glands

The limbic system structure that regulates hunger is called the

Hypothalamus

The vast majority of neurons in the body's information system are

Interneurons

The right hemisphere of Julie's brain is better than her left hemisphere at recognizing facial expressions of emotion. This best illustrates

Lateralization

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

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

Oxytocin

Adoptive parents are LEAST likely to influence the ________ of their adopted children

Personality traits

In emphasizing that heredity's effects on behavior depend on a person's home environment, psychologists are most clearly highlighting the importance of

nature-nurture interactions

The brain devotes more tissue within the ________ for body areas requiring the most precise movement control such as the fingers.

Motor Cortex

Which of the following is a major source of genetic diversity?

Mutations

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

A PET scan

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

ACh antagonist

The prevalence of genetically predisposed traits that have a reproductive advantage is best explained in terms of

Natural Selection

Which of the following is most clearly characterized by a temporary inflow of positively charged sodium ions through an axon membrane?

An action potential

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

Association areas

The brain's oldest region is the

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

An evolutionary psychologist would suggest that people are genetically predisposed to

Do all of these things

Natural, opiate-like neurotransmitters linked to pain control are called

Endorphins

The study of molecular mechanisms by which environments can trigger or block gene expression is called

Epigenetics

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

Frontal Lobes

If you lose a foot, the somatosensory cortex that received its input will begin to pick up signals from the formerly adjoined leg. This best illustrates the value of

Plasticity

As needed, the sympathetic nervous system ________ blood sugar levels and ________ the pupils of the eyes.

Raises; Dilates

Dmitry Belyaev and Lyudmila Trut successfully domesticated wild foxes by means of

Selective mating

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

Synaptic Gaps

Which brain structure relays information from the eyes to the visual cortex

Thalamus

The limbic system's hippocampus

helps process explicit memories for storage

Compared with fraternal twins, identical twins are

more similar in their risk of developing autism spectrum disorder and more similar in risk of being emotionally unstable.