Breeding & Fertilization
What is the act of breeding called?
Copulation
What is a fertilized ovum called?
Zygote
What is the life-support system for the developing fetus called?
The placenta
What is another term for birth?
Parturition
What is milk production called?
Lactation
What process do sperm undergo in the female reproductive tract to increase fertility?
Capacitation
What is the rapid mitotic division of the zygote called?
Cleavage
Name the three placental layers from innermost to outermost.
Amnion, allantois, chorion
What hormone stimulates the myometrium to contract during labor?
Oxytocin
What is the first milk secretion produced before true milk?
Colostrum
What structure releases digestive enzymes to help sperm penetrate the ovum?
The acrosome
What stage resembles a tiny raspberry?
Morula
What tube carries waste fluid from the fetal bladder to the allantoic sac?
The urachus
What hormone helps relax the ligaments and birth canal late in pregnancy?
Relaxin
Why is colostrum essential for newborns?
It Provides antibodies/immunoglobulins for passive immunity
What hormone causes uterine contractions that help transport sperm toward the oviducts?
Oxytocin
What is the hollow ball of cells ready for implantation called?
Blastocyst
What type of placental attachment is found in dogs and cats?
Zonary placental attachment
What term describes difficulty during birth?
Dystocia
What are the milk-secreting units of the mammary gland called?
Alveoli
Why must sperm reach the oviducts before the ovum arrives?
To allow time for capacitation before fertilization
During implantation, the blastocyst embeds into what structure?
The endometrium (uterine lining)
What are the attachment sites in a cotyledonary placenta called?
Placentomes
Name two causes of dystocia.
Fetus is too large
Abnormal fetal position/presentation
What is mastitis?
Infection and inflammation of the mammary gland