Reproduction Anatomy

Question 1

Are are the three types of uteruses

Answer 1

Duplex
Bicornuate
Simplex

Question 2

What animals have a duplex uterus

Answer 2

Opossum
Rabbit
Mouse

Question 3

What is a duplex uterus

Answer 3

2 cervixes
NO uterine body
1-2 vaginas

Question 4

What is a bicornuate uterus

Answer 4

1 cervix
Uterine body/ horns
1 vagina

Question 5

What animals have a bicorunate uterus

Answer 5

Cow
Sow
Ewe
Bitch

Question 6

What animals have a simplex uterus

Answer 6

Primate

Question 7

What is a simplex uterus

Answer 7

1 cervix
Uterine body
NO uterine horns
1 vagina

Question 8

True or False: mice have uterine horns

Answer 8

False

Question 9

True or False: a duplex uterus has a uterine body

Answer 9

False

Question 10

True or False: a bicornuate uterus has a uterine body

Answer 10

True

Question 11

What is special about a sow’s uterus?

Answer 11

They have extremely long uterine horns for multiple births(litter)

Question 12

What holds uterine horns?

Answer 12

Broad ligaments

Question 13

Function of annular rings

Answer 13

Has to remain open to expel offspring or to allow sperm cells to pass through

Question 14

Types of cervical differences

Answer 14

Annular rings
Longitudinal folds
Interdigitating prominences

Question 15

Which animals have annular rings

Answer 15

Cow
Ewe

Question 16

Which animal has longitudinal folds

Answer 16

Mare

Question 17

Which animal has interdigitating prominences

Answer 17

Sow

Question 18

True or False: only the left side of the reproductive tract in birds is developed

Answer 18

True

Question 19

Vulva function

Answer 19

Outer covering

Question 20

Labia function

Answer 20

Interior of vulva
Acts as a seal
Real protection

Question 21

Clitoris

Answer 21

Similar to glans penis in males

Question 22

Vagina

Answer 22

Interior
Bladder stems off

Question 23

Cervix

Answer 23

Beyond vagina
Made of cartilage

Question 24

Uterus

Answer 24

Semen deposited in AI
Where baby grows

Question 25

Where do bull and sheep ejaculate

Answer 25

Vagina

Question 26

Where do boars ejaculate

Answer 26

Cervix

Question 27

Ovidcut

Answer 27

Extends from horns to ovaries

Question 28

Where does the embryo float around until implantation

Answer 28

Oviduct

Question 29

What are the 3 parts of the oviduct

Answer 29

Isthmus Ampulla infundibulum

Question 30

What does the infundibulum do

Answer 30

Captures ovulated eggs

Question 31

Ampullary- Isthmic junction

Answer 31

Where fertilization occurs Btwn isthmus and ampulla

Question 32

Uterotubal junction function

Answer 32

Helps ensure survival of the fittest to sperm

Question 33

How many sperm will pass through the uterotubal junction

Answer 33

A few hundred

Question 34

What hormones do the ovaries produce

Answer 34

Estrogen Progesterone(P4)

Question 35

What are the 3 basic structures of the ovaries

Answer 35

Follicle Corpus luteum Corpus albicans

Question 36

Follicle function

Answer 36

Contains maturing egg

Question 37

What happens when a follicle is fully mature?

Answer 37

Ruptures then releases egg

Question 38

Corpus luteum function

Answer 38

Tissue that develops on ovary where an ovum has been shed

Question 39

What happens to the CL when conception occurs?

Answer 39

Becomes functional and produces progesterone

Question 40

What comes before the corpus luteum?

Answer 40

Corpus hemorrhagicum

Question 41

Corpus albicans function

Answer 41

Tiny scars Forms after CL lyses

Question 42

How are follicles classified

Answer 42

Normal Atretic

Question 43

What does normal mean in context of follicles

Answer 43

Healthy

Question 44

What does arteric mean in context of follicles

Answer 44

Degenerating

Question 45

Where is the embryo embedded

Answer 45

Endometrium

Question 46

What environment is ripe for infection in the uterus

Answer 46

Endometrium

Question 47

What are the 3 layers of the uterus

Answer 47

Perimetrium Myometrium Endometrium

Question 48

What is optimal sperm production

Answer 48

2-3 degrees below temperature

Question 49

Where do mammalian testes originate

Answer 49

Kidneys

Question 50

Which animals’ testes do not descend at birth

Answer 50

Whale Dolphins Pachyderms Armadillo Birds

Question 51

Scrotum

Answer 51

Thermosensor Protective sac

Question 52

Spermatic cord

Answer 52

Contains testicular artery Spermatic vein Nerves Vas deferens External and internal cremaster muscle

Question 53

External Cremaster and tunica dartos muscle

Answer 53

Regulates temperature by moving testes closer to or farther from body wall

Question 54

Pampiniform plexus

Answer 54

Heat exchange Testosterone exchange Pulse pressure eliminator

Question 55

What does a lower scrotum affect blood pressure

Answer 55

Higher bp

Question 56

Sheath

Answer 56

Correct angulation desired

Question 57

What muscles function is lost with castration

Answer 57

Tunica Dartos

Question 58

What emotions does cremaster muscle deal with

Answer 58

Fear Excitement

Question 59

True or False: pampiniform is necessary for testosterone

Answer 59

False. It’s necessary for spermatogenesis

Question 60

What produces testosterone

Answer 60

Testes

Question 61

What produces sperm cells

Answer 61

Testes

Question 62

What does a vasectomy get rid of

Answer 62

Sperm, but not testosterone

Question 63

Epididymus

Answer 63

Collects and stores sperm

Question 64

Parts of epididymus

Answer 64

Head Body Tail

Question 65

What do the head and body of the epididymus do

Answer 65

Prepares sperm to be mature

Question 66

What does the tail of the epididymus do

Answer 66

Stores Sperm

Question 67

List secondary sex organs

Answer 67

Vas deferens Urethra Penis

Question 68

Vas deferens function

Answer 68

Passageway did sperm/ejaculate mix Causes ejaculation(peristalsis)

Question 69

Urethra function

Answer 69

Passageway for semen and urine

Question 70

Penis function

Answer 70

Organ of copulation

Question 71

Which animals have a fibroelastic penis

Answer 71

Boar Bull Ram

Question 72

Which animals have a vascular penis

Answer 72

Horse Dog Man

Question 73

Parts of the shaft

Answer 73

Corpus cavernosum Corpus spongiosum

Question 74

Corpus cavernosum function

Answer 74

Spongy Erectile tissue A majority of shaft

Question 75

Corpus spongiosum

Answer 75

Around penile urethra

Question 76

What are at the ends of a cat’s gland penis

Answer 76

Spikes

Question 77

What are at the ends of a boar’s gland penis

Answer 77

Corkscrew

Question 78

Prepuce

Answer 78

Foreskin

Question 79

What does viagra block

Answer 79

PDE5

Question 80

What does viagra prolong

Answer 80

cGMP

Question 81

Accessory sex glands(3)

Answer 81

Prostate Bulbourethral(cowpers) Seminal vesicles

Question 82

What do accessory glands contribute(3)

Answer 82

Seminal fluid volume Support nutrition of sperm pH buffers

Question 83

Seminal vesicles function

Answer 83

Large volume of liquid Flushes urethra Sperm transport

Question 84

True or False: seminal vesicles contain fructose

Answer 84

True

Question 85

Prostate gland function

Answer 85

Stimulate sperm activity

Question 86

Bulbourethral or Cowper’s gland function

Answer 86

Provides lubrication and cleansing fluid prior to ejaculation

Question 87

What is sperm production controlled by

Answer 87

FSH

Question 88

What stimulates testosterone production

Answer 88

LH

Question 89

How long does it take for sperm mature

Answer 89

50-60 days

Question 90

Cryptorchid definition

Answer 90

Testicles didn’t descend when needed