Chapter 7 - Exam 2

Question 1

Estrus + mensural cycle

Answer 1

Multiple opportunities for pregnancy

Question 2

Estrus cycle

Answer 2

Predictable event, begins and ends with heat

Question 3

3 types of cycle

Answer 3

Polyestrus, seasonally polyestrus, monoestrus

Question 4

Polyestrus examples

Answer 4

Human, cattle, swine, rodents

Question 5

Seasonally polyestrus examples

Answer 5

Long day - mare
Short day - sheep, goat, deer, elk

Question 6

Monoestrus examples

Answer 6

Dogs, wolves, foxes, bears

Question 7

2 phases of estrus

Answer 7

Follicular phase, luteal phase,

Question 8

Follicular phase

Answer 8

Proestrus and estrus

Question 9

Primary structure of follicular phase

Answer 9

Follicle on ovary

Question 10

Primary hormone of follicular phase

Answer 10

E2 (estrogen)

Question 11

Luteal phase

Answer 11

Metaestrus and diestrus

Question 12

Primary structure of luteal phase

Answer 12

CL

Question 13

Primary hormones of Luteal phase

Answer 13

P4 (progesterone)

Question 14

What are the 4 stages

Answer 14

Proestus, estrus, metaestrus, diestrus

Question 15

Proestrus

Answer 15

Form + develop follicles ⬆️ E2

Question 16

Estrus

Answer 16

Sexually receptive to male, peak E2 cone

Question 17

Metaestrus

Answer 17

Formation of CL ⬆️ P4

Question 18

Diestrus

Answer 18

Sustained P4 production

Question 19

Anestrous

Answer 19

No estrus

Question 20

What causes Anestrous

Answer 20

Insufficient nutrition, stress, season, pregnancy, lactation, presence of offspring, pathology (infection of repro)

Question 21

True anestrous

Answer 21

Insufficient hormone stimuli

Question 22

Apparent anestrous

Answer 22

Failure to detect estrus/pregnancy