Ch 3 Quiz Flashcards
_________ is a state of equilibrium, or balance, in which biological conditions (such as body temperature) are maintained at optimal levels.
Homeostasis
Which gland creates melatonin and helps to regulate our sleep cycles?
Pineal
Which neurotransmitter is involved in brain function and sleep and can help decrease both anxiety and tension.
Dopamine
(T/F) Agonists block or impede the normal activity of a neurotransmitter at the receptor.
False
According to a study done by Tienari and colleagues in 2004, what percentage of adoptees whose biological mothers had schizophrenia (high genetic risk) and who were raised in disturbed family environments were likely to develop schizophrenia?
5.8%
Which term below refers to the area between neurons where neuronal transmission occurs?
Synaptic cleft
(T/F) A person’s phenotype is the internal genetic makeup of that person.
False
Which brain lobe is involved in processing information from the body’s senses?
Parietal lobe
Which term below refers to the way our nervous system and brain are able to adapt and change?
Neuroplasticity
Range of _________ asserts that our genes set the boundaries within which we can operate, and our environment interacts with the genes to determine where in that range we will fall.
Assertion
Reification
Action
Contraction
None of the above
None of the above
Which area of our forebrain is involved in our experience of emotion and in tying emotional meaning to our memories?
Amygdala
Once a neuronal signal is delivered, what are some things that may occur because of the process?
Excess neurotransmitters are broken down into inactive fragments
Excess neurotransmitters are reabsorbed in a process known as reuptake
Excess neurotransmitters drift away
Which type of cells provide scaffolding on which the nervous system is built, help neurons line up closely with each other to allow neuronal communication, provide insulation to neurons, transport nutrients and waste products, and mediate immune responses?
Glial
