Urinary Tract

Question 1

Name the four muscles associated with compressing the urethra

Answer 1

1) internal urethral sphincter, involuntary
2) external urethral sphincter, voluntary
3) compressor urethrae
4) pubovesicalis

Question 2

Features of the bladder?

Answer 2

1- smooth trigone 
2- rugae 
3- peritoneum covering superior surface 
4- internal urethral orifice 
5- external urethral orifice

Question 3

How long are the female and male urethras? What is the clinical relevance?

Answer 3

Female - 4 cm
Male - 18-20 cm

Female urethra is much shorter, therefore women are more likely to get urinary tract infections