Medical Terminology Ch. 13 - Nervous System Questions With Complete Solutions

Medical Terminology Ch. 13 - Nervous
System Questions With Complete Solutions

Afferent Receptors Sensory; receives stimuli, detects changes from inside and outside

environments. Integrative functions create sensations, produce thoughts/memories




Efferent Signals Motor; response to sensory stimuli to muscles/glands




Somatic Nervous System Voluntary/conscious nervous system




Autonomic Nervous System Involuntary/automatic nervous system




Central Nervous System Control center; consists of brain and spinal cord




Peripheral Nervous System Consists of nerve processes that connect the brain and spinal

cord with receptors, muscles, and glands




Neurons Cell of the nervous system; conduct impulses to or from the nervous system

, Medical Terminology Ch. 13 - Nervous
System Questions With Complete Solutions
Dendrites Transmit impulses to the cell body of a neuron




Axon Transmit impulses away from the cell body of a neuron; cannot be replaced if

destroyed




Myelin Sheath White fatty covering that conduct nerve impulses faster than axons without

myelination




Neurilemma Outermost layer of the axon




Neuroglia Supporting structure of the nervous tissue; composes of glia cells (provide

support & protection; able to replace itself)




Aut/o Self




Cerebell/o Cerrebellum




Cerebr/o, Encephal/o Brain

, Medical Terminology Ch. 13 - Nervous
System Questions With Complete Solutions

Cervic/o Neck




Coccyg/o Coccyx




Crani/o Cranium (encloses the brain)




Dendr/o Tree




Dur/o Dura Mater




Gli/o Neuroglia or a sticky substance




Kerat/o Cornea, hard, or horny




Lumb/o Lower back