Both Mare and Stallion

GnRH

Gonadotropin Releasing Hormone

Gonadotropins

LH-Luteinizing Hormone

FSH-Follicle Stimulation Hormone

Reproductive Tract

(Mare)

Ovary 

Oviduct

Uterus

Cervix

Vagina

External Genitalia

Peritoneum

Double Layer of Connective Tissue

Suspends tract beneath rectum

Utero-overian Ligament

Mesovarium-supports the ovaries

Mesosalpinx-supports ovaducts

Mesometrium-supports uterus

Clitoris

Vulva

folds of skin to form closure

minimize exposure'location not ideal

increased blood glow at estrus

3 Regions of Vagina

1) vestibule-suburethral diverticulum

2)Vagina proper- secretory

3)fornix vagina- semen deposition

(cow,ewe,mare-not sow)

keeps pregnancy in

infection out

site of action 

estrogen,relaxin,progesterone

womb

transports sperm 

nurtures pregnancy

hormone production- ex.prostaglandin

recognition of pregnancy

parturition

Uterus

mare type

3 Distinct Layers 

of Uterus

1)perimetrium-outer layer

2)myometrium-middle muscular layer

3)endometrium-inner secretory layer

convoluted tubule

transport of ovum-cillia

site of fertilization-ampulla

recgnition of pregnancy

female gonad

exocrine -gamates

endocrine-estrogen,progesterone,oxytocin relaxin

site of action for lh,fsh eCG<hCG>PGF2a