Neuroanatomy Learning Objectives

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Which division of the autonomic system controls the 'fight or flight' response?

Sympathetic division

Where does the neuraxis begin and end?

At the base of the spinal cord and ending at the front of the brain

Which component of the nervous system includes both the brain and spinal cord?

Central nervous system

In which part of the nervous system are sensory afferent nerves located?

Peripheral nervous system

Which system controls voluntary muscles?

Somatic system

What does biologists use to describe locations in three dimensions within the nervous system?

Neuraxis

Which division of the autonomic nervous system dominates during times of stress, excitement, and exertion?

Sympathetic division

Where are the soma of efferent parasympathetic neurons located?

In the brain (cranial nerves III, VII, IX, and X)

Which neurotransmitter do preganglionic sympathetic neurons release?

Acetylcholine

Which layer of the meninges is the outermost and toughest?

Dura mater

What is the function of the parasympathetic division of the autonomic nervous system?

To slow heart rate and decrease respiration

Where do axons of efferent sympathetic nerves synapse with cells?

Near the spinal cord in the sympathetic ganglia

What do cranial nerves primarily serve?

Head and neck

What does the sympathetic division of the autonomic nervous system increase during times of stress, excitement, and exertion?

Blood pressure and heart rate

What is the function of the sympathetic division of the autonomic nervous system?

To dominate during times of stress, excitement, and exertion

Where do axons of postganglionic sympathetic neurons extend to release neurotransmitters?

Long distances to target tissues

Enhance your understanding of neuroanatomy by exploring the organization of the nervous system and the localization of function. Delve into the anatomical relationships of nervous system components to gain comprehensive knowledge in this field.

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