1D. S3/b2 Neuro Ans

Front 1

Generalities of the ANS(2)

Back 1

1. Sympathetic uses energy (fight or flight)

2. Parasymp does not use energy

Front 2

3 systems of the ANS

Back 2

1. Sympathetic
2. Parasymp
3. Enteric

Front 3

What does the ANS effect to get the job done?(3)

Back 3

1. Smooth muscle
2. Cardiac muscle
3. Exocrine glands

Front 4

What does the Parasympatetic nerves do generally?(4)

Back 4

1. Contract Pupil, bladder and bronchi
2. Water secretions(tears and saliva)
3. Lower BP (Decrease HR and VasoD)
4. Digest

Front 5

What does the sympathetic do?(3)

Back 5

1. Dialate Pupil, bronchi and bladder
2. Increase BP(HR and VasoC)
3.Slow digestion

Front 6

Location of the parasympathetic nerves?

Back 6

1. Craniosacral NS
2. CN 3,7,9,10
3. S2-S4

Front 7

Sympathetic chain runs along which vertebrae?

Back 7

1. T1-L2/3

Front 8

Sympathetic outflow from the spine?

Back 8

1. Short Preganglionic ACh neuron(white)
2. Long Postganglionic(grey), type C fibers(Biogenic Amines or ACh)
3. Synapse on Smooth Muscle

Front 9

Sympathetic neurons end on what type of muscle? The release what types of NTs?

Back 9

Smooth muscle
1. ACh sweat glands
2. DA in kidney
3. Catcholamines everywhere else

Front 10

Parasympathetic outflow from the spine comes out what fibers?
What are the smooth muscle receptors?

Back 10

1. Long preganglionic white ACh nerves
2. Short pregang gray type C ACh nerves
3. Smooth muscle(M1-M3 = + IP3 and M4 = -cAMP)

Front 11

Parasympathetic ACh receptors(2)

Back 11

1. nAChR pre to post
2. mAChR on effectors

Front 12

Curare inhibits the release or receptor of what NT?

Back 12

Blocks nAChR

Front 13

Why do postganglionic fibers have a large effect?

Back 13

1. The end as varicosities so they affect a larger area

Front 14

Muscarinic Receptors, 3 types M1,M2 and M3 do what?

Back 14

1. M1 - autonomic ganglia in the CNS
2. M2 - cardiac muscles ....presynaptic receptors inhibit ACh release
3. M3 - SM, Glands, Endothelial cells

Front 15

Adrenergic receptors(5)

Back 15

1. Beta 1 = HR and inotropic
2. Beta 2 = VasoD, BronchoD
3. Lipolysis
4. Alpha 1 = VasoC
5. Alpha 2 = Inhibit NE

Front 16

Reciporical Innervation does what between systems?

Back 16

1. One system sends out fibers to other axons in the area, in order to enhance its own function

Front 17

Cholinergic receptors cause what response(4)

Back 17

1. Contrat Pupils, Bronchi and bladder(piss)
2. Salivate
3. decrease HR
4. Increase Acid and diarrhea

Front 18

Anticholinergics(4)

Back 18

Act on the sympathetic systems

1. Dialate Pupils, bronchi and help you not pee
2. Dry mouth
3. Increase HR
4. Decrease acid and diarrhea

Front 19

Pupillary reflex(parasympathetic)

Back 19

Retina > 2in > pretectal nuclei > EWN > 3out > ciliary ganglion > iris(constrict)

Front 20

Parotid PS reflex starting at the nucleus

Back 20

Solitary nucleus > 9 out > Parotid >salivate

Front 21

Vagus Motor Parasympathetic reflex travels out how?

Back 21

Dorsal motor nucleus of 10 > 10 out > Heart and lungs(RR)

Front 22

CN PS nerves innervate what and do what?

Back 22

3 - constrict
7 - Tears, Submandibular
9 - Parotid
10 - BronchoD, decrease HR, visceral organs

Front 23

Holmes/adie syndrome(2) classic triad?

Back 23

1. Abnormal Pupillary reflex due to virus
2. Classic 3 = Tonic pupil(slow and large), Hyperhydrosis, Areflexia,

THAd likes Holmes and is not horny for PAM

Front 24

PS Sacral division(3) goes to where?

Back 24

1. Sacral outflow to the hindgut viscera
2. Pregang leaves as sphlancnic nerves
3. Post gang in the the Distal colon, rectum and genitalia

Front 25

Sympathetic NS, contolled by what part of brain?Starts where and ascends and descends how?(4)

Back 25

1. T1-L2/3
2. Controlled the hypothalamus
3. Ascends as superior cervical ganglion @T1
4. Descend as paravertebral chain ganglion

Front 26

What is significant about the sympathetic sphlancnic tracts?(2)

Back 26

1. They travel through the paravertebral chain without synapsing
2. They synapse in the prevertabral ganglia and go to the gut

Front 27

What is raynaud Dz?

Back 27

Excessive peripheral constriction of the extremities, especially the digits

Ray is having a bad Day cause his Fingers are cold

Front 28

What is anaphylactic shock?

Back 28

1. Allergic rxn
2. Systemic VasoD and BroncoC
3. Decrease BP to Shock levels

Front 29

What do greater sphlancnic nerves do?

Back 29

1. Synapse directly on the chromafin cells of the adrenal medulla
2. Release ACh to stimulate adrenaline release

Front 30

How does Diabetes 2 give neuropathy?

Back 30

1. High blood sugar causes microvascular problems
2. Affects small diameter fibers such as the STT
2. Lose Pain/temp
3. Autonomic fibers are small unmyelinated fibers too = CV, GI, BP and pupil problems

Front 31

What happens in a Pheochromocytoma(3) and what is the key indicator?

Back 31

1. Adrenal gland tumor(NE and E)
3. Increased HR and BP
4. VMA in urine tests for it

Front 32

What is Riley Day syndrome?(3)

Back 32

1. AR jewish Dz
2. Loss of all ANS and sensory ganglia
3. Orthostatic Hypotension and loss of sensation among many other things

Front 33

How does the body maintain BP?(4) through CN 9 and 10?

Back 33

1. CN 9 and 10 have baroreceptors
2. Sense changes in vasomotor tone
3. Symp is the cardioaccelerator
4. PS is the Cardiobrakes

Front 34

How do the Symp and PS affect the heart?(2)

Back 34

1. PS send signals down the Vagus to slow the heart
2. Symp sends signals via the thoracic preganglionis to speed it up and VasoC

Front 35

How does CO2 affect your HR in exercise?(4)

Back 35

1. CO2 increase will decrease the Ph
2. Carotid Chemoreceptor senses
3. Cardioaccelerator says speed up man!
4. increase HR to decrease CO2

Front 36

What is Shy Drager?(4)

Back 36

1. Parkinson like symptoms With TRA and no P
2. Orthostatic Hypotension
3. Urinary incontinence
4. Impotence

Shy had a Parkinson's without the P

Front 37

What is the Enteric NS?(3)

Back 37

1. Portion of the ANS bewtween the walls of the gut
2. CNS independent
3. Gut motility, endo and exocrine secretions

Front 38

What does the myenteric plexus do?

Back 38

1. Gut motility

Front 39

What does meissner's plexus do?

Back 39

1. Secretion and absorption because they are PS nerves in the SI

Front 40

What are the Enteric NT's(2+2)

Back 40

Excite with
1. ACh
2. and Substance P

Inhibit with
1. Dynorphin
2. and Vasoactive Intestinal Peptide

Front 41

What is Hirschsprungs Dz?

Back 41

1. NCC migration failure
2. Portion of the colon is Aganglionic
3. Get obstruction, constipation, and distension of the gut

Front 42

What is autonomic dysreflexia?

Back 42

1. Severe damage at T6
2. A bladder infection will cause distension
3. Activates massive abnormal sympathetic outflow
4. Abnormal response ensues
5. Hypertension and Hyperhydrosis