orginization of autonomic nervous system: sympathetic division

The central control of the autonomic nervous system is within the ______

hypothalamus

What part of the hypothalamus regulates the parasympathetic division

rostral

what part of the hypothalamus regulates the sympathetic division

caudal

the autonomic nervous system coordinates what 3 things

• internal response to external stimuli

• involuntary reactions

• response to stress

What are the target structures for the autonomic nervous system

• cardiac muscle

• smooth muscle

• glandular muscle

How many neurons make up the autonomic nervous system

2

What type of fibers are apart of the autonomic nervous system

• preganglionic

• postganglionic

What system fibers has short preganglionic fibers and long postganlionic factors

sympathetic

What system has long preganglionic fibers and short post ganglionic fibers

parasympathetic fibers

The origin of the sympathetic nervous system can be found where?

lateral horn of the spinal cord

what two types of ganglia are present in the sympathetic system

• paravertebral ganglia

• prevertebral ganlia

What are the two sympathetic paravertebral ganglia structures

• sympathetic trunk ganglia

• cervical ganglia

what are the cervical ganglia

• cervicothoracic ganglia

• middle cervical ganglia

• cranial ganglia

The prevertebral ganglia are wrapped around the _________

aortic blood vessels

What are the prevertebral ganglia

• celiac

• cranial mesenteric

• caudal mesenteric

what are peripheral targets for sympathetic innervation

• sweat glands

• erector pilli muscles

• vascular muscles

What is the sympathetic innervation pathway to the head

1. spinal cord

2. ramus communicans

3. sympathetic trunk

4. cervicothoracic ganglion

5. ansa subclavia

6. middle cervical ganglion

7. vagosympathetic trunk

8. cranial cervical ganglion