The Nervous System

What name is given to the specialized cells that make up most of the central nervous system?

• leukocytes

• pneumocytes

• neurons

• chemoreceptors

Pathways of bundled neurons that transmit electrochemical signals are called ___

• glands

• arteries

• vessels

• nerves

Your nervous system basically has a big bureaucracy of neurons, and it's divided into two main departments ___

• central and peripheral

• proximal and distal

• major and minor

• large and small

Tags

NGSS.HS-LS1-2

The central nervous system, responsible for analyzing and interpreting data, is formed by ___

• your brain

• your spinal cord

• your brain and spinal cord

• your brain, spinal cord and all or your nerves

Tags

NGSS.MS-LS1-3

Afferent systems carry ___

• things to a central point

• things away from a central point

• electrical signals

• sodium and potassium ions

Which type of system carries things away from a central point?

• afferent systems

• efferent systems

• proximal systems

• distal systems

In the peripheral nervous system, afferent neurons (which carry information to a central point) are called ___

• nonpolar neurons

• interneurons

• motor neurons

• sensory neurons

In the peripheral nervous system, efferent neurons (which carry information out of the center) are called ___

• nonpolar neurons

• interneurons

• motor neurons

• sensory neurons

Which part of the peripheral nervous system is associated with the voluntary control of body movements?

• the somatic system

• the autonomic system

• the sympathetic system

• parasympathetic

The fancy nerve-work that lets the spinal cord make decisions rather than the brain is called ___

• a knee-jerk reaction

• an autonomic response

• the reflex loop

• the hot stove effect