Reproductive Hormones and Gestation Flashcards Preview

CTC Junior Vet science > Reproductive Hormones and Gestation > Flashcards

Flashcards in Reproductive Hormones and Gestation Deck (20)
Loading flashcards...
1
Q

Hormone

A

Chemical released into the blood and transported to affect cells in other parts of the body

2
Q

Hormones regulate

A
Growth and development 
Male and female sexual development 
How the body uses energy 
Level of sugar and salts in the body 
Amount (volume) of fluid in body
3
Q

Puberty

A

Process of physical changes by which an animal’s body becomes an adult capable of reproduction

4
Q

Puberty is initiated by

A

Hormones from the brain to the reproductive system (to either ovaries or testes)
Then organs create a variety of hormones stimulating growth, function, or transformation of the brain, bones, muscles, skin…

5
Q

Growth during puberty accelerates

A

in the 1st half puberty and stops at the completion of puberty

6
Q

Estrogen

Location, Function, Characteristics

A

Location: mostly females
Function : controls different stages of the reproductive cycle and (in females) controls development of 2nd sex characteristics
Characteristics : Promotes normal bone development

7
Q

Testosterone

Function, Important for

A

*Steroid hormone
Function : Controls development of male reproductive organs, 2nd sex characteristics, and sex drive
Important in : bone mass development, prevention of osteoporosis

8
Q

Fertilization

A

When sperm and egg unite, then cell division occurs

9
Q

Attachment

A

Embryo that has been through much cell division attaches self to uterus for further development

10
Q

Embryotic Stage

A

Period when body parts and organs start to form

11
Q

Fetal Stage

A

Period lasts until birth mainly time when body parts and organs start to mature

12
Q

Gestation

A

Length of pregnancy

13
Q

Cattle Average Gestation

A

279-292 days

9 months

14
Q

Goat Average Gestation

A

145-155 days

5 months

15
Q

Sheep Average Gestation

A

144-151 days

5 months

16
Q

Swine Average Gestation

A

112-115 days

3 months 3 weeks 3 days

17
Q

Horse Average Gestation

A

330-342 days

11 months

18
Q

Dog Average Gestation

A

58-70 days

2 months

19
Q

Cat Average Gestation

A

58-65 days

2 months

20
Q

Fetus develops where and the most when

A

In Uterus

In the last 1/3 of gestation

Decks in CTC Junior Vet science Class (51):