1-AP Psych Brain #1

Action potential is...

• the sequence of shifts in the electrical charge of a neuron

• the summation of several neural impulse signals to produce an output signal

• when nerves communicate with other nerves or effectors at the synapse

• the brains use of force

If someone is able to understand speech, but has an impaired ability to produce speech, they most likely have an injury in their...?

• Basal Ganglia

• Wernicke's Area

• Broca's Area

• Substantia Nigra

This is in the brain stem, and it controls breathing.

• Suprachiasmatic Nucleus

• Limbic System

• Hippocampus

• Medulla

The endocrine system...

• produces hormones in the body

• circulates hormones throughout the body

• regulates hormonal levels

• all of the above

Which of these are located in the brain stem?

• Reticular Formation

• Limbic System

• Cerebellum

• Broca's Area

Olds and Milner located reward centers in the brain structure known as the...?

• cerebellum

• hypothalamus

• amygdala

• sensory cortex

Damage to the left cerebral hemisphere is most likely to reduce people's ability to...?

• speak fluently

• copy drawings

• see colors

• recognize faces

If a professor lesions the amygdala of a lab rat, the rat will most likely become...?

• hungry

• sexually aroused

• aphasic

• less aggressive

Split brain patients have had their [---] surgically cut?

• hippocampus

• reticular formation

• sensory cortex

• corpus callosum

Which brain structure receives information from all the senses except smell?

• pons

• thalamus

• hippocampus

• amygdala