Mare Reproductive System (part 3)

Question 1

Progesterone function

Answer 1

• prevents conception and decrease the receptiveness of the mare to the stallion
• causes cervix to close
• suppresses hormonal activity to maintain pregnancy

Question 2

Luteinizing hormone function and secretion point

Answer 2

• assists the maturation of the follicle

- secreted by pituitary gland

Question 3

Follicle stimulating hormone function and secretion point

Answer 3

• stimulates the production of follicles

- secreted by pituitary, transported through the bloodstream to ovaries

Question 4

Poor conformation of the vulva leads to

Answer 4

Pneumonvagina or windsucking

Question 5

Caslicks

Answer 5

the surgery to fix pneumonvagina or windsucking

Question 6

The change in the cervix when under the influence of estrogen

Answer 6

(during Estrus)

• very pink
• vascular
• relaxed

Question 7

The change in the cervix when under the influence of progesterone

Answer 7

(during Diestrus)

• very thick
• sticky mucus
• tightly closed

Question 8

Corpus luteum produces

Answer 8

progesterone

Question 9

Signs of Estrus

Answer 9

(heat)
- responsive to stallion
- urination stance
- leaning into stallion
- winking

Question 10

Endocrinology

Answer 10

the study of hormones and their effects

Question 11

Hormones

Answer 11

chemical substances produced by various tissues that travel through the circulatory system to produce an effect on an organ(s)

Question 12

Hypothalamus location and function

Answer 12

• Mid-brain

- interprets environmental cues (day length/temp)

Question 13

GnRH

Answer 13

Gonadotropin-releasing hormone

Question 14

Anterior pituitary produces

Answer 14

FSH and LH