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Flashcards in Male Histology Deck (26):
1

Female egg cells divide and get rid of half of their DNA bia

polar bodies

2

The ___ division is when the homologs separate and the ____ division is when the sister chromatids split

reductional; equational

3

The ___ division takes the longest because ___ ___ is the longest step in gametogenesis

reductional; crossing over

4

The secondary spermatocytes are ___ because they have two pairs of sister chromatids (aa)

haploid

5

Spermatogenesis takes place in the ___ which are inside __ which are made up by folds of the ____ ____ which surrounds the testes

tubules; lobules; tunica albuginea

6

Spermatozoa mature in the ____ but are immotile until they reach the ___

testes; epididymis

7

What are the two functions of myoid cells?

Move sperm toward lumen and assist with steroid creation

8

Leydig cells secrete

testosterone

9

Type _ spermatogonia are committed to undergoing meiosis and will mature

B

10

___ ___ are critical for maturation of the germline via Tex14 protein

cytoplasmic bridges

11

The __ is a coalescence of the ___ and contains egg wall busting enzymes

acrosome; golgi

12

The midpiece of the sperm has a bunch of ___ around it to provide energy

mitochondria

13

Kartagener syndrome- lack of __ protein results in immotile sperm- also associated with ____ _____ infections

dynein and other; chronic respiratory

14

In which two populations are sertoli cells the main cell type

pre-pubescent boys and older males

15

Due to the lack of ____ supply and ____ in tubules, sertoli cells are needed for ____ and to ____ dead sperm

blood; macrophages; nutrition; phagocytosis

16

Sertoli cells produce ____ hormone during the fetal stage

anti-mullerian

17

Sertoli cells play a role in maintaining testosterone production by secreting these three proteins- one is a negative feedback protein and one is for positive feedback

androgen binding protein; inhibin; activin

18

The ___ junctions of the sertoli cells provide the blood testis barrier and protect sperm from the ____ ____

tight; immune system

19

The epididymis has a ____ epithelium with ___ which are long ____

pseudostratified; stereocilia; microvilli

20

The secretion of glycoproteins, sialic acid, and glycerylphosphorylcholine by the epididymis is important for what?

Sperm motility

21

The vas deferens is a muscular tube with three layers and it moves sperm forward

inner, circular, outer

22

The epididymis has a ____ epithelium with ___ which are long ____. It also ___ fluid

pseudostratified; stereocilia; microvilli; resorbs

23

The vas deferens is a muscular tube with what three layers and it moves sperm forward

inner, circular, outer

24

A key secretion by the seminal vesicle is __ which provides energy to the cell

fructose

25

What are the dense bodies of calcified protein found in the prostate of older men?

Corpus Amylacea

26

In older men, proliferation of the ___ and __ glands cause urinary problems while proliferation of the _____ gland is important in prostate cancer

mucosal; submucosal; main