Lecture 8

Question 1

Gonads are derived from:

Answer 1

Intermediate mesoderm

Question 2

Specialized collecting tube in the developing human female that runs from the ovary to the cloaca:

Answer 2

Paramesonephric duct

Question 3

Serial homolog of scrotal sac:

Answer 3

Skin

Question 4

Serial homolog of dartos muscle:

Answer 4

Superficial fascia

Question 5

Serial homolog of external spermatic fascia:

Answer 5

External oblique

Question 6

Serial homolog of cremaster muscle:

Answer 6

Internal oblique

Question 7

Serial homolog of internal spermatic fascia:

Answer 7

Transversus abdominus

Question 8

Serial homolog of tunica vaginalis:

Answer 8

Coelom + peritoneum

Question 9

Anchors testis to scrotal wall:

Answer 9

Gubernaculum

Question 10

A very narrow slit that guards against herniation to the gut tube:

Answer 10

Inguinal canal

Question 11

Spermatic cord loops _____ to the attachment of the ureter of the bladder

Answer 11

Ventral (in front of)

Question 12

How many pouches do females have?

Answer 12

2

Question 13

How many pouches do males have?

Answer 13

1

Question 14

2 pouches in the female:

Answer 14

Vesicouterine and Rectouterine

Question 15

Pouch in the male:

Answer 15

Rectovesicle

Question 16

Specialized erectile tissue develops from:

Answer 16

Mesoderm

Question 17

Erectile tissue closer to midline:

Answer 17

Right and left BULB

Question 18

Erectile tissue more laterally:

Answer 18

Right and left CRUS

Question 19

Subdivides the cloaca in a rectum and a bladder:

Answer 19

Urogenital diaphragm

Question 20

In the male, right and left bulbs fuse in the midline to form:

Answer 20

Corpora spongiosum

Question 21

In the male, right and left crura form:

Answer 21

Corpora cavernosa

Question 22

In the female, the bulbs of the vestibule become:

Answer 22

Labia minora

Question 23

Ovaries are derived from:

Answer 23

Intermediate mesoderm

Question 24

Testes are derived from:

Answer 24

Intermediate mesoderm

Question 25

Ureter is derived from:

Answer 25

Endoderm

Question 26

Bladder is subdivision of:

Answer 26

Hindgut

Question 27

Testes/gonads are:

Answer 27

Retroperitoneal

Question 28

Coelomic space on right and left side of scrotal sac is:

Answer 28

Primarily retroperitoneal

Question 29

Ovaries are secondarily:

Answer 29

Intraperitoneal

Question 30

What passes through inguinal canal?

Answer 30

Spermatic cord, blood vessels out and in

Question 31

What tube gives rise to the uterus?

Answer 31

Paramesonephric duct

Question 32

Paramesonephric duct becomes:

Answer 32

Fallopian tubes

Question 33

Pouch between bladder and uterus:

Answer 33

Vesicouterine

Question 34

Pouch between rectum and uterus:

Answer 34

Rectouterine

Question 35

Surrounds the urethra and makes up the head or glans of the penis:

Answer 35

Corpora spongiosum

Question 36

In the female, right and left crus becomes:

Answer 36

Labia majora

Question 37

Inner perineal muscle in both male and female:

Answer 37

Bulbospongiosus

Question 38

Outer perineal muscle in both male and female:

Answer 38

Ischiocavernosus

Question 39

Perineal muscle that connects to Rafae (alba):

Answer 39

Ischiocavernosus

Question 40

Go through meiosis and make sperm cells:

Answer 40

Spermatogenic cells

Question 41

Keep spermatogenic cells alive:

Answer 41

Sustentacular cells

Question 42

Tip of sperm used to penetrate egg:

Answer 42

Acrosomal cap

Question 43

Prostate gland secretes:

Answer 43

Fructose

Question 44

Cells that secrete testosterone:

Answer 44

Interstitial cells

Question 45

Into a tube:

Answer 45

Exocrine

Question 46

Into a blood vessel:

Answer 46

Endocrine

Question 47

Erection has a ______ function

Answer 47

Parasympathetic

Question 48

Ejaculation has a ______ function

Answer 48

Sympathetic

Question 49

Orgasm has a ________ function

Answer 49

Sympathetic and parasympathetic

Question 50

Ovaries start:

Answer 50

Retroperitoneal

Question 51

What part of the follicle in a female secretes estrogen and progesterone?

Answer 51

Corpus luteum

Question 52

1st step of uterine cycle

Answer 52

Hypothalamus releases GnRH that stimulates anterior pituitary gland to release FSH and LH

Question 53

What does the hypothalamus release as the first step?

Answer 53

Gonadotropin-releasing hormone

Question 54

2nd step of uterine cycle

Answer 54

FSH stimulates maturation of follicle

Question 55

3rd step of uterine cycle

Answer 55

Follicle produces estrogen; | Builds uterine wall, turns off FSH

Question 56

Where is the biggest spike of LH in the whole cycle?

Answer 56

4th step

Question 57

4th step of uterine cycle

Answer 57

High levels of estrogen stimulates secretion of LH

Question 58

What step of uterine cycle does the egg leave the fallopian tube and become exposed for fertilization?

Answer 58

4th step

Question 59

Ovulation is accompanied by:

Answer 59

LH spike

Question 60

5th step of uterine cycle

Answer 60

Corpus luteum secretes estrogen and progesterone; turns off LH

Question 61

6th step of uterine cycle

Answer 61

Estrogen and progesterone levels drop as corpus luteum degenerates to corpus albicans

Question 62

7th step of uterine cycle

Answer 62

Break down of endometrium; tissue and blood loss is known as menstruation

Question 63

8th step of uterine cycle

Answer 63

Low LH causes secretion of FSH again; cycle repeats itself

Question 64

What hormone does the placenta secrete?

Answer 64

Human Chorionic Gonadotropin

Question 65

What inhibits the corpus luteum from wearing out?

Answer 65

hCG