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A&P 2 - E5 - P4

A&P 2 - Exam 5 - Part 4 - Male Reproductive

The male reproductive system consists of organs whose functions are to produce, transfer, and introduce mature _________ into the female reproductive tract where fertilization can occur. sperm
Male reproductive organs are classified as essential organs for production of _______ or accessory organs that support the reproductive process. gametes
The essential organs are the ________ of the male, called the ________. gonads, testes
Genital ducts include the epididymis, _______, ejaculatory duct and the urethra. vas deferens
Accessory glands include the _______, ________, and ________. seminal vesicles, prostate, bulbourethral glands
Supporting structures include the scrotum, penis and _______ cords. spermatic
The _______ in males, is a roughly diamond-shaped area between the thighs which extends anteriorly from symphysis pubis to coccyx posteriorly. perineum
The lateral boundaries of the perineum are the ________. ischial tuberosities
The perineum is divided into the ______ triangle and the ______ triangle. urogenital, anal
The testes consist of several lobules composed of _______ tubules and interstitial cells ( of ______). seminiferous, leydig
Seminiferous tubules in testis open into a plexus which is drained by a series of _______. efferent ductules
The testes are located in the _______. scrotum
______ is the formation of mature male gametes, known as ________, by seminiferous tubules. spermatogenesis, spermatozoa
Interstitial cells secrete the hormone _________. testosterone
The ________ is a single tightly coiled tube enclosed in fibrous casing and located along the top and side of each testis. epididymis
The anatomical divisions of the epididymis are the ______, ______, and _______. head, body, tail
The epididymis is a duct for ________. seminal fluid
The epididymis secretes part of ________. seminal fluid
Sperm become capable of _______ while they are passing through the epididymis. motility
The vas deferens is also known as the _________. ductus deferens
The vas deferens is a tube which is an extension of the ________. epididymis
The vas deferens extends through the ________ canal, into the abdominal cavity, and over the top and down the posterior surface of bladder. inguinal
The enlarged terminal portion of the vas deferens which joins the duct of the seminal vesicle is called the ________. ampulla
The vas deferens is one of the _________ ducts for seminal fluid. excretory
The vas deferens connects the epididymis with the ________. ejaculatory duct
The ejaculatory duct is formed by union of the _______ with duct from the _______. vas deferens, seminal vesicle
The ejaculatory duct passes through ________ gland, terminating in the ________. prostate, urethra
The seminal vesicles are _________ on the posterior surface of bladder. convoluted pouches
The seminal vesicles secrete the _______ part of seminal fluid which makes up ___ of seminal fluid. viscous, 60%
The _______ gland is donut shaped. prostate
The prostate gland encircles the _________ just below the bladder. urethra
The prostate gland adds _______ secretion to seminal fluid which makes up ____ of seminal fluid. alkaline, 31%
The bulbourethral glands are small, pea-shaped structures with about _____ long ducts leading into the urethra. 2.5 cm (1 inch)
The ________ glands lie below the prostate gland. bulbourethral
The bulbourethral glands secrete ________ fluid that is part of semen which makes up ____ of seminal fluid. alkaline, 5%
The scrotum is a skin-covered pouch suspended from the ________ region. perineal
The scrotum is divided into __ compartments. 2
The scrotum contains testis, ________, and the lower part of a spermatic cord. epididymis
______ and ______ muscles elevate the scrotal pouch. dartos, cremaster
The penis is composed of ___ cylindrical masses of erectile tissue, one of which contains the urethra. 3
The penis contains the urethra which is the terminal duct for both _______ and ______ tracts. urinary, reproductive
Spermatic cords are _________. internal
Spermatic cords are fibrous cylinders located in the _______. inguinal canals
Spermatic cords Enclose ________ ducts, ________, ________, and ________. seminal, blood vessels, lymphatics, nerves
_________ consists of secretions from testes, epididymides, seminal vesicles, prostate, and bulbourethral glands. seminal fluid
Each milliliter of seminal fluid contains ________ of sperm. millions
Seminal fluid passes from testes through epididymis, ________, ejaculatory duct, and urethra. vas deferens
Male fertility relates to many factors such as sperm ______, _______, _______, and ______. number, size, shape, motility
Infertility may be caused by _______ some men make against their own sperm. antibodies
Reproductive functions begin at the time of _______. puberty
Development of organs begins before ______. birth
Immature testes descend into the ________ before or shortly after birth. scrotum
During puberty, high levels of _______ stimulate final stages of development. hormones
The male reproductive system operates to permit reproduction until advanced ______. old age
Late adulthood results in a gradual decline in hormone production and may decrease sexual appetite and ________. fertility
_______ is the disruption of the sperm producing function of the seminiferous tubules. oligospermia
_______ can result from infection, fever, radiation, malnutrition or high temperature of the testes. oligospermia
_______ is the leading cause of infertility. oligospermia
________ is the failure of the testes to descend. cryptorchidism
________ is most common in men 20 to 35 years old. testicular cancer
________ is the enlargement of the prostate gland. benign prostatic hypertrophy
________ is the foreskin fitting too tightly. phimosis
________ is scrotal swelling due to the accumulation of fluid. hydrocele
________ is a condition in which the intestines protrude into the scrotum. inguinal hernia
________ is a low ability to reproduce and/or sterility. infertility
Created by: K1N1V