Match the following:
1.surgical removal of the ovary (ovaries)
2.spay
3.persistent penile erection not associated with sexual excitement
4.inflammation of the testes
5.inflammation of the prostate
6.difficult birth
7.pus in the uterus
8.inflammation of the mammary gland
a.oophorectomy
b.ovariohysterectomy
c.priapism
d.testitis or orchitis
e.prostatitis
f.dystocia
g.pyometra
h.mastitis