Chapter 15: Male Reproductive System

Question 1

gametes

Answer 1

sex cells

Question 2

genitourinary tract

Answer 2

male urethra, where urine and sperm flows out

Question 3

sperm cells are called

Answer 3

spermatozoa (spermatozoon)

Question 4

where are spermatozoa produced

Answer 4

testes (in scrotum)

Question 5

how do testes develop

Answer 5

in abdomen, descend through inguinal canal into scrotum

Question 6

where is sperm created in testes

Answer 6

seminiferous tubules

Question 7

what do sperm cells need to develop

Answer 7

Sertoli cells and androgens

Question 8

androgens

Answer 8

male sex cells

Question 9

interstitial cells

Answer 9

where androgens are produced

Question 10

how are gonads stimulated

Answer 10

FSH, LH (follicle stimulating, lutenizing) from anterior pituitary

Question 11

FSH in males

Answer 11

stimulates Sertoli cells to produce spermatozoa

Question 12

LH in males

Answer 12

stimulates interstitial cells to produce testosterone

Question 13

transport of spermatozoa

Answer 13

made in seminiferous tubules, stored in epididymis until ejaculation (propels into ductus deferens, ascends to inguinal canal and into adnominal cavity, around bladder and into ejaculatory duct, where it goes into urethra and through prostate gland

Question 14

coitus

Answer 14

sexual intercourse

Question 15

corpora cavernosa

Answer 15

spongy tissue that fills with blood to form erection

enlarges at tip to form glans penis, covered by prepuce (foreskin)

Question 16

prepuce

Answer 16

foreskin

Question 17

glans penis

Answer 17

tip of peen

Question 18

semen, along with spermatozoa, contains

Answer 18

alkaline mixture (protect spermatozoa from acidic vagina) from seminal vesicles, prostate, and bulbourethral glands

Question 19

seminal vesicles

Answer 19

above prostate, by ureter, secretes into semen

Question 20

prostate

Answer 20

secretes into semen, anterior to rectum, inferior to bladder

Question 21

bulbourethral gland

Answer 21

cowper glands below prostate

Question 22

spermatic cord

Answer 22

attached to testis; ductus deferens, blood vessels, nerves all within fibrous sheet

Question 23

test/o

Answer 23

testis, testicle

Question 24

orchi/o, orchid/o

Answer 24

testis

Question 25

osche/o

Answer 25

scrotum

Question 26

semin

Answer 26

semen

Question 27

sperm/i, spermat/o

Answer 27

semen, spermatozoa

Question 28

epididym/o

Answer 28

epididymis

Question 29

vas/o

Answer 29

vas deferens, ductus deferens, vessel

Question 30

vesicul/o

Answer 30

seminal vessicle

Question 31

prostat/o

Answer 31

prostate

Question 32

most common infections of male urinary tract

Answer 32

STIs

Question 33

most common STI

Answer 33

chlamydia

Question 34

gonorrhea

Answer 34

caused by gonococcus, urethritis, purulent exudate

Question 35

mumps

Answer 35

non-STI but can cause sterility in men

Question 36

how does HIV work

Answer 36

attacks T cells of immune system which weakens the host and leads to other diseases

Question 37

benign prostatic hyperplasia

Answer 37

prostate normally enlarges with age (diagnosed with digital exam/imaging) can put pressure on urethra

Question 38

TURP

Answer 38

transurethral resection of the prostate (sometimes needed for BPH)

Question 39

prostate cancer

Answer 39

most common malignancy in men DRE for diagnosis higher levels of prostate-specific antigen surgery, radiation, inhibition of androgens, chemo

Question 40

grading of prostate cancer

Answer 40

t1 not palpable by DRE, only by biopsy/PSA t2: palpable t3: locally spread M: distant mets

Question 41

testicular cancer

Answer 41

rare from germ cells in testes, can spread to abdominal lymph nodes

Question 42

cryptorchidism

Answer 42

one or both testes fail to descend into scrotum (crypto = hidden, orchid/o = testes) OK if descend in first year, if not, surgical fix to avoid cancer/sterility

Question 43

ED

Answer 43

erectile dysfunction caused by: atherosclerosis, vascular disorder, varicose veins meds dilate arteries to penis to aid with erection

Question 44

inguinal hernia

Answer 44

abdominal organ enters inguinal canal (can extend into scrotum) indirect=not in scrotum direct=in scrotum

Question 45

strangulated hernia

Answer 45

if blood supply is cut off (necrosis)

Question 46

herniorrhaphy

Answer 46

Surgery to correct a hernia