male parts Flashcards
time of testicular descent in horse
9-11m
time of testicular descent in cattle
3.5-4 m
time of testicular descent in dogs
5 d after birth
time of testicular descent in sheep, pig
80-90 days
time of testicular descent in cats
2-5d after birth
responsible for testicles’ thermoregulation
tunica dartos
peritoneal evaginated pouch surrounding the testicle
vaginal process
scrotum has a lot of sc fat
false
testis thermoregulation temp
4-6C
Extends from inguinal ring to suspend testis in scrotum
spermatic cord
Striated muscle from internal abd oblique
cremaster muscle
____ testis: has Horizontal w/ epididymal tail caudal to the testis & epididymal body dorsal to the testis
stallion
has Oblique running dorso-caudally w/ epididymal body caudomedial to the testis. what animal’s testis
boar and tomcat
primary function of testis exocrine and endocrine
exo - spermatozoa
endo- hormones
Divides testis into lobules
tunica albuginea
Penetrates parenchyma
tunica albuginea
segments of epididymis
caput
corpus
cauda
has efferent ducts for fluid resorption
caput
part of epididymis for maturation
corpus
function of cauda
storage of spermatozoa
glandular, Thickened terminal fusiform portion of ductus deferens which is prominent part in stallion
ampulla
part Absent in pigs, dog & ca
ductus deferens and ampulla
lobular in shape in bull,ram, boars
accesory glands?
Provides: volume, protein, sugar, salts
vesicular glands
Present in all mammals
Located on the pelvic floor, caudal to the bladder and on/around the bladder neck or cranial portion of the urethra
prostate
Pre-ejaculate fluid
bulbourethral gland
Absent in boar & cat
glans penis
Erectile copulatory organ
penis
venous sinuses causing erection
corpus
most sensitive to temp changes
epididymis
bulbourethral are paired
true
surrounds urethra and extends to the glans
corpus spongiosum
very large in board - dribbling
bb gland
Very prominent in the stallion (belling)
corpus spongiosum
In cattle, sheep and horses, the uterine horns are poorly developed
true
species with musculo-cavernosus
stallion dog
the boar and tomcat scrotum location
caudal to the thigs
species with vesicular gland
rat, stallion, guinea pig
Cleansesurethra&reducesacidity in (Ram,Bull,Stallion)
bb glnad
absent in dogs, bears, mustelids and aquatic mammals
bb gland
has cranial portion isspirally twisted counterclockwise
boar
has terminal cap w/ 120 papillae pointing towards base of the penis
cat
pointed with urethral process, a 3-4cm long filiform appendage
bull
surrounded by prominent denticulated margin with mushroom-like formation
stallion
Dog - _____distally & proximal 1/3 as
pars-longa glandis
bulbous glandis
has pointe dpenis
bull
w/ “internal prepuce” w/c the anterior penis lies
stallion
has Ovoid preputial diverticulum dorsally
boar