Histo. Male Reproduction

Question 1

Male gonad

Answer 1

testes

Question 2

The male copulatory organ

Answer 2

penis

Question 3

Testes are suspened in the ___

Answer 3

scrotum

Question 4

The testes are a ______crine gland

Answer 4

exo-endocrine

Question 5

_____ represent the exocrine secretion of the testes

Answer 5

spermatozoa

Question 6

_____ is the endocrine portion of the testes

Answer 6

testosterone

Question 7

Each testes is covered by a thick fibrous capsule called ___

Answer 7

tenica albuginea

Question 8

The tunica albuginea thickens posteriorly to form the _____

Answer 8

mediastinum testis

Question 9

______ divides the testes into multipple lobes

Answer 9

septula testis

septum = divide

Question 10

Each lobule is occupied by very long twisted tubules called ____

Answer 10

(convoluted) seminiferous tubules

Question 11

______ covers the whole testis

Answer 11

tunica vaginalis

Question 12

_____ is where spermatozoa form

Answer 12

(convoluted) seminiferous tubules

Question 13

Seminiferous tubules have 2 types of cells within it

Answer 13

1. supporting cells of sertoli

2. Spermatogenic cells

Question 14

______ are tall columnar cells that support and nourish the spermatogenic cells

Answer 14

supporting cells of sertoli

Question 15

spermatogenesis is controled by _____ horm

Answer 15

FSH

• also controls ovulation

Question 16

_____ are the most immature sperm cell

Answer 16

spermatogonia

Question 17

Spermatogonia divide by ___

Answer 17

mitosis

Question 18

Primary spermatocytes divide by _____

Answer 18

meiosis (first maturation division)

Question 19

________divide by meiosis (second maturation division)

Answer 19

secondary spermatocytes

Question 20

_____ (sperm) change their shape

Answer 20

spermatids

Question 21

_____ actually contains the chromosomes (sperm)

Answer 21

spermatozoa

• little baby zoay with the 23 chromosomes

Question 22

membranous cap of the spermatozoa is called the _____

Answer 22

crosome

Question 23

acrosome produce the enzyme ____ that helps to penetrate the ovum

Answer 23

hyaluronidase

Question 24

______: process by which the spermatogonia develop into spermatids

Answer 24

spermatocytogenesis

Question 25

The metamorphosis of spermatids to spermatozoa is called ___

Answer 25

spermiogenesis

Question 26

____ cells are groups of cells btw seminiferous tubules

Answer 26

interstitial cells (leidig cells)

Question 27

_____ cells secrete testosterone under the influence of LH

Answer 27

interstittial cells (leidig cells)

Question 28

leidig cells secrete testosterone under the influence of what hormone

Answer 28

LH - luteinizing hormone L.cell -- L. hormone

Question 29

____ are straight tubes at the terminal end of the seminiferous tubules

Answer 29

tubuli rectae

Question 30

_____ tubules are the first to receive spermatozoa

Answer 30

tubili rectae

Question 31

____ receive spermatozoa from the tubili rectae

Answer 31

rete testis squamous & cuboidal

Question 32

____ receive spermatozoa from the rete testis

Answer 32

ductuli efferentis columnar & cuboidal

Question 33

______ is the site of storage for spermatozoa

Answer 33

epididymus

Question 34

duct of epididymus are lined with pseudostratified epithelium with tall microvilli known as ____

Answer 34

stereocilia

Question 35

_____ is a muscular continuation of the epididymus

Answer 35

vas deferens

Question 36

The mucosa of the vas deferens has three muscular layers . Name them

Answer 36

1. inner longitudinal 2. middle circular 3. Outer longitudinal

Question 37

the duct of the seminal vesicle joins with the vas deferens to form the ______

Answer 37

ejaculatory duct

Question 38

the ejactulatory duct terminates into the ______

Answer 38

prostatic urethra

Question 39

The prostatic urethra is ___ epithelium

Answer 39

transitional

Question 40

The seminal vesicle mucosa is hightly ____

Answer 40

folded

Question 41

The mucosa of the seminal vesicle are ____ epithelium

Answer 41

pseudostratified non-ciliated

Question 42

secretions from the _____ represent 60% of semen

Answer 42

seminal vesicle

Question 43

the seminal vesicle secretes _____

Answer 43

viscid secretion rich in sugar fructose

Question 44

_____ is the secretory unit of the prostate

Answer 44

prostatic acini

Question 45

** prostatic acini are lined with _____ epithelium

Answer 45

cuboidal & pseudostratified

Question 46

____ is the opeing into the prostatic urethra

Answer 46

ducts of acini

Question 47

prostatic urethra is liked with ____ epithelium

Answer 47

transitional

Question 48

_____ received the termination of the prostatic duct and ejaculatory duct

Answer 48

prostatic urethra

Question 49

the prostate secretes ______ secretion rich in _______

Answer 49

milky secretion rich in - citric acid, acid phosphatase, proteolytic enymes

Question 50

Prostatic secretion represents ____ % of semen

Answer 50

30%

Question 51

bulbourethral glands (of cowper) secretes _% of semen

Answer 51

5%

Question 52

__ glands secretions lubricate the mm of the penile urethra

Answer 52

bulbourethral glands (of cowper)

Question 53

acini in the parenchyma of the bulbourethral glands secrete _____

Answer 53

mucous

Question 54

The skin makes a fold over the glans penis called the __

Answer 54

prepuce

Question 55

The 2 paired erectile bodies of the penis

Answer 55

corpora cavernosa c.c.= 2

Question 56

The erectile body on the ventral side of the penis is ____

Answer 56

corpora spongiosum s= single

Question 57

the corpora cavernosa are connected by a tough fibrous capsule called the ____

Answer 57

tunica albuginea

Question 58

seminal fluid is about __ml containing about __ spermatozoa

Answer 58

3 mL | 300 million spermatozoa