Reproductive

Question 1

At what point does the reproductive system begin to develop

Answer 1

About 5th-6th week

Question 2

T/F: in the early stages of development, the sex of the embryo is not determainable

Answer 2

True

Question 3

At what point is the sex of the embryo able to be determined

Answer 3

8th week

Question 4

What is the development of cells that cause a bulge into the coleum?

Answer 4

Genital ridge

Question 5

What covers the genital ridge?

Answer 5

Coelum epithelium

Question 6

What makes up the inner mass of the genital ridge?

Answer 6

Mesenchyme

Question 7

What are a group of cells within the genital ridge to arrange themselves into cores called?

Answer 7

Primary Sex Cords

Question 8

What do these primary sex cords grow into?

Answer 8

The mesenchyme underlying the genital ridge

Question 9

What are the two parts of the undifferentiated gonads?

Answer 9

Cortex and Medulla

Question 10

Which is the inner layer of the undifferentiated gonad?

Answer 10

Medulla

Question 11

What is the outer layer of the undifferentiated gonad?

Answer 11

Cortex

Question 12

This area will develop more in females and regress in males

Answer 12

Cortex

Question 13

This area will develop more in males and regress in females

Answer 13

Medulla

Question 14

These form the epididymis, ductus deferens, ejaculatory duct in the males?

Answer 14

Genital (mesonephric) ducts

Question 15

These ducts are more important to the development of the female reproductive system

Answer 15

Paramesonephric ducts

Question 16

T/F: The genitalia also pass through an indifferent stage.

Answer 16

True

Question 17

These elongate to form the phallus

Answer 17

Genital tubules

Question 18

The steps in male genital demlopment:

Answer 18

1) phallus elongates
2) uriogenital folds pull together
3) urethra is enclosed-ureathral opening is at the end of the penis
4) labioscrotal growth forms together to form the scrotum