ANS Part 1

Question 1

ANS effectors?

Answer 1

1. Smooth muscle
2. Cardiac muscle
3. Glands

Question 2

SNS effectors?

Answer 2

1. Skeletal muscle

Question 3

ANS main purpose?

Answer 3

Maintain homeostasis

Question 4

Autonomic ganglia starting location?

Answer 4

Lateral grey horn

Question 5

Neuron that is myelinated?

Answer 5

Preganglionic neuron

Question 6

Neuron that is unmyelinated?

Answer 6

Postganglionic neuron

Question 7

Neuronal convergence?

Answer 7

Multiple preganglionic neurons synapsing on one postganglionic neuron

Question 8

Neuronal divergence?

Answer 8

One preganglionic neuron branches to affect multiple postganglionic neurons

Question 9

Parasympathetic covers what area of the spinal cord?

Answer 9

S2-S4 (head to butt) (Headass)

Question 10

In parasympathetic preganglionic axons are (length) and post ganglionic axons are (length)

Answer 10

Long, Short

Question 11

Preganglionic axons have few branches in the ____ division

Answer 11

Parasympathetic

Question 12

Sympathetic covers what area of the spinal cord?

Answer 12

T1-L2 (chest area)

Question 13

In sympathetic preganglionic axons are (length) and post ganglionic axons are (length)

Answer 13

Short, Long

Question 14

Preganglionic axons have many branches in the ____ division

Answer 14

Sympathetic

Question 15

What are the cranial nerves associated with the ANS? (numbers)

Answer 15

3,7,9,10

Question 16

What are the cranial nerves number and name associated with the ANS?

Answer 16

1. CN 3 Oculomotor
2. CN 7 Facial
3. CN 9 Glossopharyngeal
4. CN 10 Vagus

Question 17

What three regions regulate the ANS?

Answer 17

1. Hypothalamus
2. Brain stem
3. Spinal cord