Male Reproductive System

Question 1

what does the male reproductive system consist of

Answer 1

• testes
• penis
• scrotum
• genital ducts
• accessory glands
• penis

Question 2

what functions to produce spermatozoa ( sperm) and makes the hormone called testosterone

Answer 2

testes

Question 3

paired seminal vesicles and the one prostate glands are known as what kind of glands?

Answer 3

major accessory glands

Question 4

what are the minor accessory glands?

Answer 4

the 2 bulbourethral glands

Question 5

where are the 2 bulbourethral glands located?

Answer 5

at the roof of the penis

Question 6

what glands function to manufacture the fluid portion of the semen

Answer 6

the accessory glands

Question 7

what is known to transport the spermatozoa and nourish it as it passes through the excretory ducts

Answer 7

the fluid portion of the seaman that is made by the accessory ducts

Question 8

the ejaculatory duct is a combination of what

Answer 8

ductus deference and the seminal vesicle

Question 9

what is another word for foreskin?

Answer 9

prepuce

Question 10

how long is the test

Answer 10

4-5cm long

Question 11

where do the testes develop in the abdominal cavity before descending into the scrotum

Answer 11

retroperitneally

Question 12

what partially covers the testes on their anterior and lateral surfaces?

Answer 12

(tunica vaginalis)

visceral and parietal layers of the peritoneum

Question 13

where are the seminiferous tubules located

Answer 13

in the testis

Question 14

what is the vascular layer that is directly under the tunica albuginea of the testis

Answer 14

the tunica vasculosa

Question 15

what is the thick fibrous CT capsule of the testis

Answer 15

tunica albuginea

Question 16

where is the tunica albuginea thickend?

Answer 16

posteriorly

Question 17

why is the tunica albuginea thickened posteriorly

Answer 17

because CT septa arises from here to divide the testis into 250 compartments “lobules (lobuli testies)”

Question 18

what are the pyramid shaped copartments that are incomplete that intercommunicate?

Answer 18

lobule testis

Question 19

how many seminiferous tubules does each lobule testi have

Answer 19

1-4

Question 20

what are the seminiferous tubules embedded in

Answer 20

loose connective tissue that has nerves, vessels, and scattered Leydig cells ( this is in the lobule testis in the testie)

Question 21

where are the leydig cells located

Answer 21

in the interstitial spaces between the seminiferous tubules

Question 22

what cells mature and begin to secrete during puberty and are richly supplied by cappillaries and lymph vessels

Answer 22

Leydig Cells

Question 23

what are the shape of Leydig cells

Answer 23

round and polyganoal

Question 24

what have alot of mitochondria, well developed golgi apparatus and SER and lipid droplets

Answer 24

leydig cells

Question 25

what are the endocrine cells that make the male sex hormone testosterone

Answer 25

Leydig cells

Question 26

what stimulates leydig cells to make testosterone

Answer 26

luteinizing hormone from the pituitary gland

Question 27

where are spermatozoa produced?

Answer 27

seminiferous tubules

Question 28

how long are the seminiferous tubules

Answer 28

30-70 cm long

Question 29

what is the epithelium of the seminiferous tubules

Answer 29

stratified epithelium

Question 30

what do the seminiferous tubules become continuos with

Answer 30

tubuli recti ( rete teste)

Question 31

what kind of cells cover the seminiferous tubule

Answer 31

myoid cells

Question 32

what are the two cells inside the seminiferous tubules

Answer 32

spermatogenic cells ( spermatocytes and spermatids) and Sertoli cells

Question 33

what is the immature sex cell that is formed by a spermatocyte

Answer 33

spermatid

Question 34

what has a narrow lumen and cuboidal epithelium?

Answer 34

tubili recti

Question 35

what is the network of epihtelal lined channels that are located in the mediastinum

Answer 35

rete testis

Question 36

what leads into the rete testis

Answer 36

tubuli recti

Question 37

what goes from the rete testis to the epididymis

Answer 37

efferent ductules

Question 38

how many layers is the seminiferous epithelium

Answer 38

4-8 layers

Question 39

what are columnar and really complex in shape

Answer 39

sertoli cells

Question 40

where do the sertoli cells extend to

Answer 40

from the basal lamina to the lumen

Question 41

what contains a SER and some RER and a lot of mitochondria and lysosomes with an extensive golgi apapartus

Answer 41

sertoli cells

Question 42

what refers to the division of the spermatogonia to provide and continuous supply of cells that will eventually become primary spermatocyte

Answer 42

spermatocytogenesis

Question 43

what are the 2 divisions that reduce the chromosome number from diploid to haploid and makes spermatids?

Answer 43

meiosis

Question 44

what is it called when there is a transformation of spermatids to form spermatozoa

Answer 44

spermiogenesis

Question 45

wat is the nucleus of the sertoli cell like

Answer 45

pale, oval, and has indentations ( large nucleoulus)

Question 46

what junctions do sertoli cells form with each other

Answer 46

occluding junctions

Question 47

the occluding junctions of the sertoli cells forms what in the seminiferous tubule

Answer 47

divides its lumen into basal and adluminal compartment

Question 48

in side of the seminiferous tubule the spermatids are closer to the lumen or the basal layer?

Answer 48

the lumen

Question 49

where are spermatogonium located in the seminiferous tubule

Answer 49

at the basal layer, | they are the ones actually becoming the sperm

Question 50

what is the shape of a sertoli cell?

Answer 50

columnar

Question 51

what is actually pointing into the lumen of the seminiferous tubule?

Answer 51

the tails of the sperm

Question 52

what are the cells that are the outer layer of the seminiferous tubules and they are the next cells close to the interstitial cells

Answer 52

myoid cells

Question 53

what is the order of sperm cells from the bottom of the seminiferous tubules to the lumen?

Answer 53

- spermatogonium - primary spermatocyte - secondary spermatocyte - early spermatide

Question 54

what contains well developed SER, some RER and extensive Golgi Apparatus

Answer 54

Sertoli Cells

Question 55

what are the 3 things that spermatogenesis consist of

Answer 55

- spermatocytogenesis - meiosis - spermiogenesis

Question 56

what is it called when there is division of spermatogonia that will provide a continuous supply of cells that will become primary spermatocytes

Answer 56

spermatocytogenesis

Question 57

what is it calle when there are 2 divisions that reduce the chromosome number from diploid to haploid and make spermatids?

Answer 57

meiosis

Question 58

what is it specifically called when the spermatid is transformed into spermatozoa?

Answer 58

spermiogenesis

Question 59

what cells support and protect the spermatozao

Answer 59

sertoli cells

Question 60

what do sertoli cells do to excess cytoplasm that i discarded by spermatids

Answer 60

phagocyte them

Question 61

where does the sertoli cells secrete fluid into to help transport spermatozoa to the genital duct

Answer 61

seminiferous tubules

Question 62

what makes sertoli cells synthesize androgen binding protein (ABP)

Answer 62

FSH

Question 63

what binds to testoseterone and concentrates it to permit sperm maturation

Answer 63

ABP

Question 64

what is the hormone that inhibits synthesis and release of FSH from anterior pituitary

Answer 64

Inhibin ( secreted by sertoli cells)