Male Genitalia and Hernias Flashcards
What forms the shaft of the penis?
corpus spongiosum (containing the urethra) two corpora cavernosa
What forms the bulb of the penis?
corpus spongiosum
What is smegma?
cheesy whitish secretions of the glans penis
What do the testes contain?
interstitial tissue and seminiferous tubules
What triggers pubertal growth in men?
5-alpha dihydrotestosterone
What regulates sperm production?
FSH
Where do sperm mature? Where are the stored?
epididumus
Secretions from which 3 structures make up the seminal fluid?
seminal vessicle
vasa diferentia
prostate
Increased levels of what result in vasodilation?
NO and cyclic GMP
Where do lymphatics from the penile and scrotal surfaces drain into? testes?
inguinal nodes
LN in abdomen (clinically undetectable)
What is an inguinal hernia?
When loops of bowel force their way through weak areas of the inguinal canal
What types of hernias are more likely to present as emergencies? Why?
femoral; due to bowel incarceration or strangulation
Where do indirect inguinal hernias develop?
at the internal inguinal ring, where the spermatic cord exits the abdomen.
Where do Direct inguinal hernias develop?
more medially from weakness in the floor of the inguinal canal
What are direct hernias associated with?
heavy straining or lifting
What may cause a lack of libido?
psychogenic causes such as depression, endocrine dysfunction or medication side effects
What is yellow penile discharge indicative of? white?
gonorrhea
chlamydia
What is the client-centered counseling approach?
interactive and informative about general risk reduction