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35 terms

Psych Chapter 3 Test - Multiple Choice

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What is the order in types of neuron that a message is transmitted from its inception through your response?
Sensory neuron, Interneuron, Motor neuron
Because the human brain is born already programmed for language, we can say that language is an _____ behavioral tendency.
Innate
The long, complex molecule that encodes directions for the inherited physical and mental characteristics of an organism is ___.
DNA
All brain scanning techniques have weaknesses. What is the best explanation of the weakness of the PET scan?
Not as good as the MRI
What are hormones?
a chemical messenger used by the endocrine system
What secretes the hormone that is the primary determinant of a women's sexual desire?
Adrenal glands
Sperry and Gazzaniga found that split-brain patients could verbally identify a spoon when?
When it was in the right visual field
_________ developed the concept of __________. (relating to function)
Franz Gall, phrenology - localization of function
What controls functions such as reasoning, creating, and problem-solving?
Cerebral cortex
Be able to identify what genes, DNA, chromosomes, and nucleotides are and what their relationship is to each other.
Genes are made of DNA
What would a person who has damage to his hippocampus have difficulty with?
Memory for new information
What brain structure is responsible for trafficking almost all of the brain's incoming and outgoing sensory and motor information?
Thalamus
Know the components of the endocrine system and be able to identify from the list.
NOT: Thalamus
In most people, the _________ of the brain is most involved in visual-spatial activities.
Right side
Be able to identify what is true and not true of neuronal function from the provided list.
NOT true: Nerve cells will only use electrical signals to communicate
What brain structure accounts for two-thirds of its total mass?
Cerebral cortex
If a person works as a bike messenger, the production of _______, which carry information between ___________, enables him to maneuver safely.
Neurotransmitters, Nerve cells
What are (according to Evolutionary Psychology) the oldest to newest parts of the brain in correct order?
Brain stem, Limbic system, Cerebral cortex
What was damaged and caused the late actor Christopher Reeve to become paralyzed?
Spinal cord
Which animal has the most fully developed limbic system, a snake, an elephant, a frog, a fish, or an alligator?
Elephant
The story of H.M. shows that damage to the _____________ would be expected to impair your ability to remember events that occurred after the injury.
Hippocampus
The ______ is a limbic region that sends messages to the "master gland," which in turn controls the endocrine system.
Hypothalamus
What do afferent neurons do?
Carry messages from sense organs to nervous system
What does Prozac do?
What is TRUE: Raises serotonin
______________ are biochemical substances that are released into the synaptic cleft to stimulate or suppress other neurons.
Neurotransmitters
Which scanning method produces a computerized image of X-rays that have been passed through the brain at various angles?
CT scan
The ____________ is the basic unit or "building block" of the nervous system.
Neuron
What causes a neuron to fire?
Exitedtory signals out weigh the inhibitory signals
You are sleeping and are suddenly startled by the fire alarm in your house going off. Almost immediately you are awake and ready to find your family and help them outside. What area(s) of the brain stem would most likely be responsible for your speedy alert behavior?
Reticular formation
Eddie has just stepped on a nail. There are pain messages moving through many of his neurons. What would be the best summation of how that message will move from one neuron to the next?
Neurotransmitters generated by the pain receptor neurons carry messages to the receptor sites of the next neuron
German surgeons Fritsch and Hitzig found that when they stimulated the exposed cortex on injured soldiers, the soldiers would occasionally move an arm or leg when a certain location was touched. Which area of the brain did they discover?
Motor cortex
Be able to differentiate between statements in a listing that supports evolution and those that do not.
Food preferences
Rhesus monkeys who had their ________ lesionsed changed from foul-tempered beings to docile creatures.
Amygdula
Given a list of neurotransmitters, be able to discern which is most closely linked to pleasurable sensations in the limbic system.
Dopamine
What do secretions from the thyroid gland control?
Metabolism