POHS 7:6 true/false
false
after circulating, cerebrospinal fluid is absorbed into blood vessels by special structures called choroid plexuses
true
associative, or intermuncial, nerves carry both sensory and motor messages
true
cerebrospinal fluid acts as a shock absorber
true
computerized tomography (CT) scans are used to determine the cause of cerebrovascular accident
true
some of the spinal nerves are responsible for special senses such as sight, hearing, taste, and smell
true
the central nerves system consists of the brain and spinal cord
false
the dura mater contains blood vessels to nourish the nerve tissue of the brain
true
the medulla oblongata connects the brain with the spinal cord
false
the peripheral nervous system consists of 31 pairs of cranial nerves and 12 pairs of spinal nerves
true
the spinal cord ends at the first or second lumbar vertebrae
false
the thalamus regulates and controls temperature, appetite, water balance, and sleep
true
usually, the parasympathetic and sympathetic nervous systems work together to maintain homeostasis in the body
false
Parkinson's disease can be treated by the surgical implantation of a shunt
false
The myelin sheath insulates an axon to decrease the rate of impulse transmission
false
cerebrospinal fluid is produced by the arachnoid villi
false
efferent nerves carry messages to the brain and spinal cord
false
neurons contain several axons to carry impulses to a cell body
false
special chemicals, called neuroprotective agents, allow nerve impulses to pass from one neuron to another
false
the thick, tough outer meninges is the pia mater
false
a person with shingles can pass the virus to another individual who will then develop shingles
true
a synapse is a hollow space between the axon of a neuron and the dendrites of other neurons
true
a transient ischemic attack (TIA) is often a warning sign of an impending CVA