CHAPTER 34 Flashcards
Male Reproductive System
1
Q
flow of sperm
- sperm courses through the organs of the male reproductive system in the following order
1. _____ (_____)
2. _____
3. _____ (_____)
4. _____
5. _____
6. _____
7. _____
A
testes (scrotum) epididymis ductus deferens (vas deferens) ejaculatory duct prostate gland urethra penis
2
Q
testes
- a testis (plural testes) is a male _____, which contains many _____ that function in the production of the male sex cell (_____ or _____) and the male hormone (_____)
- the male reproductive system has _____ testes
- they are located _____ to the abdominal cavity within a skin pouch called the _____
- -the testes are located in the scrotum because the production of sperm (_____) cannot occur at _____ but will occur at a temperature slightly _____ than body temperature
- -hence, the location is external to the abdominal cavity and pass to the _____
A
gonad seminiferous tubules sperm spermatozoa testosterone 2 external scrotum spermatogenesis body temperature less epididymis
3
Q
epididymis
- the epididymis is a _____ shaped structure located on the _____ of each _____
- it receives _____ from the testis and stores the sperm until the sperm are released in the process of ejaculation
A
C
posterior
testis
sperm
4
Q
ductus deferens
- the ductus deferens is also referred to as the _____
- a ductus deferens begins at each _____ and has a lengthy course within a _____, through the _____, along the _____ surface of the _____, and _____ along the _____ surface of the _____, where it terminates
- -a _____ is a structure that is formed collectively by the ductus deferens and its associated _____ and _____
- –it _____ through the _____ to the _____
- -the _____ is an opening in the external oblique muscle through which the spermatic cord passes
-the ductus deferens on each side terminates by joining the duct of the _____ and thereby forming the _____
A
vas deferns epididymis spermatic cord inguinal canal superior bladder inferiorly posterior urinary bladder spermatic cord arteries veins ascends scrotum inguinal ring inguinal canal seminal vesicle ejaculatory duct
5
Q
seminal vesicle
- seminal vesicles are _____ located on the _____ surface of the _____
- they function in producing _____, which is added to the _____
- seminal vesicles are one of the three types of glands that function in the production of _____
- -collectively, these glands are referred to as _____ of the male reproductive system
- being exocrine glands, they are drained by _____
- -the duct that drains the seminal vesicle is referred to as the _____
A
exocrine glands posterior urinary bladder seminal fluid sperm seminal fluid accessory glands ducts duct of the seminal vesicle
6
Q
ejaculatory duct
- the ejaculatory duct is formed by the union of the _____ and the _____ of the _____ on each side
- this union occurs _____ to the _____ and just above the _____
- the ejaculatory ducts enter the _____ of the _____
A
ductus deferens duct seminal vesicle posterior urinary bladder prostate substance prostate gland
7
Q
prostate gland
- the prostate gland is the second _____ gland of the male reproductive system; it secretes _____ that is added to the seminal fluid produced by the seminal vesicles
- it is located in the pelvis _____ to the _____ and below the _____
- within the substance of the prostate gland, the two _____ join with the duct draining the _____ to form the _____
A
accessory seminal fluid posterior pubis urinary bladder ejaculatory ducts urinary bladder urethra
8
Q
urethra
- the urethra is a _____ that extends from the _____ through the _____ (a skeletal muscle located between the right and left ischiopubic rami) and then through the _____ to the outside of the body
- it carries urine during _____ and _____ during ejaculation
- the urethra is subdivided into three parts:
- -the _____ is the part that traverses the prostate glanf
- -the _____ is the part that traverses the urogenital diaphragm
- -the _____ is the part that transverses the penis
- –two small exocrine glands, called _____, are located either side of the midline within the substance of the _____
- —this is the third and final _____ gland of the male reproductive system
- —the ducts draining this gland empty the secretion (additional seminal fluid) directly through the _____
A
fibromuscular tube prostate gland urogenital diaphragm penis urination sperm prostatic urethra membranous urethra spongy urethra bulbourethral glands urogenital diaphragm accessory spongy urethra
9
Q
penis
- the penis is an _____ genital organ through with the _____ passes
- it is the male organ involved in _____
- it is composed of three longitudinal connective tissue structures that are filled with _____ called _____. these, in turn, fill with _____, resulting in an _____
- -two of these connective tissue structures are called _____ and are made up of _____ only
- -the third is called the _____, which in addition to venous sinuses, contains the _____
A
external urethra sexual intercourse blood spaces venous sinuses blood erection corpora cavernosa venous sinuses corpora spongiosum spongy urethra
10
Q
blood supply
- blood supply to the majority of the structures comes from the _____ and other branches off the _____
- the gonadal artery, called the _____ in males, mainly supplies the _____ and _____
A
internal pudendal artery internal iliac artery testicular artery testes epididymis
