12.1 – Overview of the Nervous System Flashcards

1
Q

the brain and spinal cord are components of the ___ nervous system, while the nerves and ganglia are components of the ___ nervous system

A

central, peripheral

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2
Q

the knoblike swelling in a nerve where neuron cell bodies are found is called a(n) ___

A

ganglion

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3
Q

which term refers to the part of the PNS that carries signals from various receptors to the CNS?

A

visceral sensory neurons

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4
Q

the sensory division of the PNS is further subdivided into the ___ sensory division, which carries signals from receptors in the skin, muscles, bones, and joints, and the ___ sensory division, which carries signals from organs of the thoracic and abdominal cavities.

A

somatic
visceral

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5
Q

the sensory and motor divisions of the peripheral nervous system are further split into which 2 subdivisions?

A

somatic and visceral

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6
Q

the motor division is also called the ___ division

A

efferent

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7
Q

what are the 2 major anatomical subdivisions of the nervous system?

A

central and peripheral nervous systems

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8
Q

the plural form of ganglion is ___

A

ganglia

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9
Q

taken together, the sensory and motor subdivisions make up which of the following?

A

peripheral nervous system

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10
Q

the motor division of the PNS is further subdivided into the ___ motor division that carries signals to the skeletal muscles and the ___ motor division (also known as the autonomic nervous system), which carries signals to glands, cardiac muscle, and smooth muscle.

A

somatic
visceral

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11
Q

which term describes all neurons that carry signals towards the CNS?

A

afferent

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