Block 4 Md 1 Embryology Urogenital Part E Female Urethra / Male Urethra

Front 1

Development of Urethra

Back 1

Hint 1

Front 2

Female urethra =

It is placed behind the =

Back 2

1.5–2 inches (4–5 cm) long

symphysis pubis,

Front 3

Female urethra

*** Its lining is composed of

Back 3

stratified squamous epithelium

which becomes =

Hint 3

transitional
near the bladder.

Front 4

Female


There are small mucus-secreting urethral glands:

Back 4

►lesser vestibular glands
►greater vestibular glands of
Bartholin
►periurethral glands
►skene glands
►paraurethral glands

Front 5

Female
All glands are located on the =

Back 5

anterior wall of the vagina,

around the lower end of the

Hint 5

urethra

Front 6

Development of the Female Urethra: ***
***The female urethra is formed from the ____ portion of the =

Back 6

lower

urogenital sinus.

Front 7

*** The female urethra develops
_____ _____ into the surrounding ______ to form the urethral glands and paraurethral glands of Skene .

Back 7

endodermal outgrowths

mesoderm

Front 8

*** The female urethra develops endodermal outgrowths into the surrounding mesoderm to form the

Back 8

urethral glands

paraurethral glands of Skene .

Front 9

female
The paraurethral glands of Skene open on each side of the

Back 9

external urethral orifice.

Front 10

Female

The female urethra ends at ____ ___
which empties into the _________
which also forms from the
______ ________

Back 10

navicular fossa

vestibule of the vagina,

urogenital sinus.

Hint 10

Front 11

Female
vestibule of the vagina develops endodermal outgrowths into the surrounding mesoderm to form the (which are homologous to the bulbourethral glands of Cowper in the male).

Back 11

lesser vestibular glands

greater vestibular glands aka =

Hint 11

Bartholin

Front 12

lesser vestibular glands and greater vestibular glands of Bartholin
(which are homologous to =

Back 12

the bulbourethral glands of _____ in the male).

Hint 12

Cowper

Front 13

Female

The greater vestibular glands of Bartholin open =

Back 13

each side of the vaginal orifice.

Front 14

Female
***The transitional epithelium and stratified squamous epithelium lining the female urethra are derived from =

Back 14

endoderm

Front 15

Female
female urethra epithelium is what kind = 2ct

Back 15

transitional epithelium
stratified squamous epithelium

derived from =

Hint 15

endoderm

Front 16

Development of the Male Urethra

4 parts of male urethra : =

Back 16

▪Prostatic urethra
▪Membranous urethra
▪Bulbous urethra, and
▪ Penile urethra ***
(proximal & distal )

Length : =

Hint 16

8 inches (20 cm)

Front 17

Male

Urethral glands:

Back 17

bulbourethral glands of Cowper

urethral glands of Littre.

Hint 17

Front 18

Male
Urethral glands: dbl up from =

Back 18

lower portion of the urogenital sinus.

What Glands =

The transitional epithelium and stratified columnar epithelium lining these parts of the urethra are derived from =

Hint 18

bulbourethral glands of Cowper
urethral glands of Littre.

endoderm

Front 19

Male
Urethral glands: epithel. is =

Back 19

transitional epithelium
stratified columnar epithelium

epithelium lining these parts of the urethra are derived from =

Hint 19

endoderm

Front 20

Male
lower portion of the urogenital sinus gives rise to the =

Back 20

Urethral glands:
Nm them =
2ct

Hint 20

bulbourethral glands of Cowper
urethral glands of Littre.

Front 21

Male
*** The prostatic urethra develops endodermal
outgrowths into the surrounding mesoderm to form
the =

Back 21

prostate gland.

Front 22

Male
*** The prostatic urethra develops ______________ outgrowths into the surrounding ___________ to form
the prostate gland.

Back 22

endodermal

mesoderm

Front 23

Male
The membranous urethra develops _________ outgrowths into the surrounding ________ to form the bulbourethral glands of Cowper.

Back 23

endodermal

mesoderm

Front 24

Male
The proximal part of the penile urethra develops ________ outgrowths into the surrounding mesoderm to form urethral glands of Littre.

Back 24

endodermal

Front 25

The __________ part of the penile urethra develops endodermal outgrowths into the surrounding mesoderm to form urethral glands of _______.

Back 25

proximal

Littre

Front 26

*** The distal part of the penile urethra is formed from an ________
of surface ___________ called the glandular plate.

Back 26

ingrowth

ectoderm

Front 27

*** The distal part of the penile urethra is formed from an ingrowth of surface =

Back 27

ectoderm

called the =

The glandular plate joins the proximal penile urethra and becomes canalized to form the =

Hint 27

glandular plate.

navicular fossa.

Front 28

The stratified squamous epithelium lining of the distal penile urethra is derived from _________. ***

Back 28

ectoderm

pic

Hint 28