Term
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Definition
activation of m3 R in detrusor mm = contraction
expulsion of urine |
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Term
|
Definition
=activates beta 2 in detrusor mm = relaxation
=activates alpha 1 R in internal urethral 'sphincter' smooth mm = contraction
retention of urine |
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|
Term
| bladder wall input is predom... |
|
Definition
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|
Term
| smooth mm in neck of bladders input = predom... |
|
Definition
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|
Term
| name 3 drugs used to tx urinary retention |
|
Definition
bethanacol (muscarinic agonist)
phenoxybenzamine (irreversible alpha R antagonist)
ACP - last resort |
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|
Term
| tx of urinary incontinance due to lack of alpha 1 Rs in urethra = |
|
Definition
Oe supplement - stilboestrol
alpha 1 R agonist - phenylephrine
displacing agent - incr NA |
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|
Term
| tx of urinary incontinance due to detrusor mm overexcitability = |
|
Definition
| muscarinic antagonist - Propatheline (inhibit m3 R = decr contraction) |
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|
Term
| tx of urniary retention due to paralysis of detrusor mm = |
|
Definition
| muscarinic agonist - bethanecol |
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|
Term
| tx of urinary retention due to excessive contractionof urethral sphincter |
|
Definition
| phenoxybenzamine - irreversible alpha antagonist |
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