Chapter 19

Question 1

Where is the pre-& post- ganglion(s), both sympathetic and parasympathetic for the iris?

Answer 1

sympathetic pre- C8-T3; post- superior cervical ganglion

parasympathetic pre- Edinger-Westphal nucleus; post- ciliary ganglion

Question 2

Where is the pre-& post-ganglion(s), both sympathetic and parasympathetic for the parotid gland?

Answer 2

sympathetic pre- T1-3; post- superior cervical ganglion

parasympathetic pre- inferior salviatory nucleus; post- otic ganglion

Question 3

Where is the pre-& post-ganglion(s), both sympathetic and parasympathetic for the heart and coronary vessels?

Answer 3

sympathetic pre- T1-T5; post- superior cervical ganglion post- cervical & upper thoracic ganglion
parasympathetic pre- dorsal vagal nucleus; post- intracardiac ganglia

Question 4

Where is the pre-& post-ganglion(s), both sympathetic and parasympathetic for the bronchi?

Answer 4

sympathetic pre- T2-T5; post- upper thoracic ganglion

parasympathetic pre- dorsal vagal nucleus; post- pulmonary ganglia

Question 5

Where is the pre-& post-ganglion(s), both sympathetic and parasympathetic for the stomach?

Answer 5

sympathetic pre- T6-T10; post- celiac ganglion

parasympathetic pre- dorsal vagal nucleus; myenteric and submucosal ganglia

Question 6

Where is the pre-& post-ganglion(s), both sympathetic and parasympathetic for the sex organs?

Answer 6

sympathetic pre- T10-L2; post- inferior hypogastric ganglia

parasympathetic pre- S2-S4; cavernous ganglia

Question 7

Where is the pre-& post-ganglion(s), both sympathetic and parasympathetic for the urinary bladder?

Answer 7

sympathetic pre- T12-L2; post- hypogastric ganglia

parasympathetic pre- S2-S4; post- vesical ganglion

Question 8

The inferior hypogastric ganglia’s function is ___________ where the cavernous ganglia’s function is ________.

Answer 8

ejaculation (sympathetic); erection (parasympathetic)

Question 9

Where is the vasomotor cardioaccelerator and pressor center located and where does it send output too?

Answer 9

located - medullary reticular formation

output - to sympathetic nucleus in spinal cord

Question 10

Where is the depressor and cardiodecelerator center located and where does it send output too?

Answer 10

located - medullary reticular formation

output - to neurons in dorsal vagal nucleus and reticular formation

Question 11

Where is the respiratory (inspiration & expiration) center located and where does it send output too?

Answer 11

located - medullary reticular formation

output - to phrenic, intercostal, and abdominal motor neurons

Question 12

Where is the apneusis and pneumotaxis center located and where does it send output too?

Answer 12

located - pontine reticular formation

output - to medullary respiratory centers

Question 13

Where is the vomiting center located and where does it send output too?

Answer 13

located - medullary centers

output - to emetic center, vagal and parasympathetic preganglionic neurons

Question 14

Where is the micturition (initiation) center located and where does it send output too?

Answer 14

located - pontine reticular formation

output - to sacral parasympathetic neurons for detrusor contraction and inhibition of onuf neurons supplying sphincter

Question 15

Where is the micturition (cessation or prevention) center located and where does it send output too?

Answer 15

located - frontal lobe

output - to onuf nucleus for contraction of sphincter

Question 16

The hypogastric ganglia’s function is to contract the _______ muscle where the vesical ganglion’s function is contract the ________ muscle.

Answer 16

trigone; detrusor