ANS tutorial Flashcards
1
Q
what do the symptoms: • Agited • Flushing of face • Tremor • Sweat a lot and a lump in the suprarenal section of the abdomen suggest
A
an adrenal tumour
2
Q
what is the effect of an adrenal tumour
A
increased adrenaline and NA
this means increased stimulation of the SNS
3
Q
what is confirmed by the fact that clonidine did not supress levels of adrenaline and NA
A
that there is an autonomic nature to the catecholamine secretion
4
Q
what is a cause for light headedness when standing
A
postural hypotension
5
Q
how can you test for postural hypotension
A
lying and standing bp test
6
Q
why is light headedness more sympathetic when not walking
A
not activating the skeletal muscle pump
blood is not pushed to the brain
instead blood pools in the legs
7
Q
what do the symptoms: lack of sweat constipation difficulty emptying bladder sexual function
suggest
A
they are controlled by PNS and ANS
so it is a general autonomic disorder
