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Terms in this set (26)
Which gland of the endocrine system controls the activity of other glands?
Painkilling substances produced by the brain are known as
For most people, which of the following is an activity based in the right hemisphere of the brain?
Simple spatial reasoning
Dopamine, norepinephrine, and acetylcholine are all
Neurotransmitters that excite or inhibit a neural signal across a synapse
A brain tumor that results in obesity would most likely be located in the
Area of the hypothalamus
The human brain differs from the brains of most other animals by the relative amount of brain
The cerebral cortex
Which of the following is a brain-imaging technique that produces the most detailed picture of brain structure?
Magnetic resonance imaging (MRI)
Which of the following neurotransmitters is most directly associated with Alzheimer's disease?
Which component of the limbic system has an essential role in the formation of new memories?
A person who has a brain injury is having difficulty seeing and hearing. These symptoms indicate that damage has occurred in the
Occipital and temporal lobes
Which of the following is considered the fundamental building block of the nervous system?
An increase in respiratory rate
Activation of the sympathetic branch of the autonomic nervous system results in
A bundle of nerve fibers that interconnects the two brain hemispheres is the
Which of the following are most involved in the action potential of a neuron?
Sodium and potassium
For most people, speech functions are primarily localized in the
Left cerebral hemisphere
In an emergency situation, the adrenal glands secrete hormones that cause all of the following EXCEPT
reduced mood swings
Which of the following allows the examination of living brain tissue visually without performing surgery?
Computerized axial tomography
Which of the following occurs when a neuron is stimulated to its threshold?
The movement of sodium and potassium ions across the membrane creates an action potential
Which of the following is true of the reticular activating system?
It regulates levels of arousal
Which of the following parts of the brain is most active in decision-making?
Which of the following is a hormone that is most directly related to human sex drive?
Computer-generated color images of the brain that provide information about glucose metabolism are produced by which of the following techniques?
Positron-emission tomography (PET)
Stimulation of the sympathetic nervous system most frequently results in which of the following?
Acceleration of heart and breathing rates and dilation of pupils
In neurons, neurotransmitters are released at the
The occipital lobes contain
The primary visual cortex
Neurosurgeons cut the corpus callosum in the brain disrupting communication between the right and left hemispheres to
prevent the spread of epileptic seizures
Stimulation of portions of the left temporal lobe of the brain during surgery will cause the patient to
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