Unit 2: Biological Bases of Behavior (3)

Unconsciousness

\________ is characterized by loss of responsiveness to the environment, resulting from disease, trauma, or anesthesia.

Cerebral cortex center

\________ for higher- order processes such as thinking, planning, judgment; receives and processes sensory information and directs movement.

endocrine system

consists of glands that secrete chemical messengers called hormones into your blood.

Hypothalamus

portion of brain part that acts as endocrine gland and produces hormones that stimulate (releasing factors) or inhibit secretion of hormones by the pituitary.

GABA

inhibits firing of neurons.

Lucid dreaming

the ability to be aware of and direct ones dreams, has been used to help people make recurrent nightmares less frightening.

Hypnosis

\________ is an altered state of consciousness characterized by deep relaxation and heightened suggestibility.

dissociation theory

hypnotized individuals experience two or more streams of consciousness cut off from each other.

Antagonists

\________ block a receptor site, inhibiting the effect of the neurotransmitter or agonist.

Tolerance

decreasing responsivity to a drug.