Book 1 Flashcards
what joint type are the sacroiliac?
diarthroidal synovial
What nerve innervates the pelvic floor muscles?
pudendal n.
Root value of pudendal n.
S2/S3/S4
What does the sup. / inf. vesical arteries supply?
seminal vesicles, bladder, prostate
What is the origin of the superior rectal aa.?
inferior mesenteric artery
What is the origin of the testicular / ovarian aa.?
abdominal aorta, L2
Name of the vascular structure posterior to the prostate gland?
internal vertebral venous plexus
The ____ nerve originates from __ and enters the inguinal canal at the ___ inguinal ring to supply ____
ilioinguinal
L1
superficial
- skin at the root of the penis in the male and the labia in the female.
The genitofemoral nerve originates at __ and enters at the ____ inguinal ring.
L1-2
deep
The genitofemoral nerve originates at __ and enters at the ____ inguinal ring.
L1-2
deep
What are the functions of the genitofemoral n. (genital branch)
supplies the scrotal skin and cremasteric muscle.
The autonomic nerve supply to the pelvis originates from the ____ plexus (or _____ _____)
pelvic
inferior hypogastric
The sympathetic fibres originate from ___ via the _____ nerve and terminal aspect of the sympathetic trunk.
L1 and L2
hypogastric
What do the sympathetic nerves supply?
In a male they supply the vas deferens, seminal vesicles, prostate and epididymis. (EJACULATION)
In a female they supply the ovaries, uterus, fallopian tubes and vagina.
What are the parasympathetic nerves?
pelvic splanchnic nerves
Actions of the parasympathetic innervation
innervate erectile tissues in both male and female.
Erection
Root value of parasympathetic nerves
S2-S4
Root value of sympathetic nerves
L1/L2
