Chapter 17 Pt. 1 (Final Exam Pt. 12) Flashcards
What are gonads?
testes or ovaries
What are the 2 important functions of the gonads?
(1) they produce the gametes
(2) they produce sex hormones
What are gametes?
eggs and sperm; the cells that will fuse and develop into a new individual
What are male gonads and what hormone do they produce?
testes, which produce testosterone
What are female gonads and what hormone do they produce?
ovaries, which produce estrogen and progesterone
The development of eggs and sperm involves what 2 types of cell division?
(1) mitosis
(2) meiosis
What makes up the male reproductive system?
(1) testes
(2) epididymis
(3) Vas Deferens
(4) Urethra
(5) prostate gland
(6) seminal vesicles
(7) bulbourethral glands
(8) penis
Which male reproductive organ is this:
produce sperm and testosterone
testes
Which male reproductive organ is this:
location of sperm storage and maturation
epididymis
Which male reproductive organ is this:
conducts sperm from epididymis to urethra
Vas Deferens
Which male reproductive organ is this:
tube through which sperm or urine leaves the body
Urethra
Which male reproductive organ is this:
reduces secretions that make sperm mobile and that counteract the acidity of the female reproductive tract
Prostate gland
Which male reproductive organ is this:
produce secretions that make up most of the volume of semen
Seminal vesicles
Which male reproductive organ is this:
produce secretions just before ejaculation; may lubricate; may rinse urine from uretha
Bulbourethral glands
Which male reproductive organ is this:
delivers sperm to female reproductive tract
penis
each teste is located externally to the body in a sac of skin called the ________
scrotum
What are seminiferous tubules?
the microscopic sites of sperm production
__________ ______- are located between the seminiferous tubules of the testis
interstitial cells
interstitial cells produce the steroid sex hormones, called _________
androgens
What is the most common form of cancer among men between the ages of 15 and 35 years?
testicular cancer
testicular cancer affects only __% of all men
1%
True or False: sperms and urine pass through the urethra at the same time
False; sperms and urine don’t pass through the urethra at the same time
What is semen?
the fluid released through the urethra at sexual climax, contains sperm and is composed of the secretions of the accessory glands
What are the accessory glands?
prostate gland
the seminal vesicles
the bulbourethral glands
True or False: semen makes up most of the volume of the sperm
False; the semen makes up very little of the volume of sperm
True or False: the prostate often begins enlarging when man reaches middle age
True
________ cancer usually affects older men
prostate
What are the 2 ways to detect prostate cancer?
a rectal exam
a blood test
________ ______ __ ______- spongy connective tissue the fills with blood during sexual arousal, causing erection of the penis
erectile tissue of penis
the tip of the penis is enlarged, forming a smooth, rounded head known as the ______ ______, what has many sensory nerve endings and is important in sexual arousal
glans penis
What is a foreskin?
a cuff of skin that covers the glans penis
What is a circumcision?
the surgical removal of the foreskin
Erectile dysfunction (ED) is also known ________
impotence
the sequence of events within the seminiferous tubules that leads to the development of sperm is referred to as ______________
spermatogenesis
the process of spermatogenesis:
(1)
(2) primary spermatocyte
(3) secondary spermatocyte
(4) Early spermatids
(5) Late spermatids
(6) lumen
(7) spermatozoon
(1) spermatogonium
the process of spermatogenesis:
(1) spermatogonium
(2)
(3) secondary spermatocyte
(4) Early spermatids
(5) Late spermatids
(6) lumen
(7) spermatozoon
(2) primary spermatocyte
the process of spermatogenesis:
(1) spermatogonium
(2) primary spermatocyte
(3)
(4) Early spermatids
(5) Late spermatids
(6) lumen
(7) spermatozoon
(3) secondary spermatocyte
the process of spermatogenesis:
(1) spermatogonium
(2) primary spermatocyte
(3) secondary spermatocyte
(4)
(5) Late spermatids
(6) lumen
(7) spermatozoon
(4) Early spermatids
the process of spermatogenesis:
(1) spermatogonium
(2) primary spermatocyte
(3) secondary spermatocyte
(4) Early spermatids
(5)
(6) lumen
(7) spermatozoon
(5) Late spermatids
the process of spermatogenesis:
(1) spermatogonium
(2) primary spermatocyte
(3) secondary spermatocyte
(4) Early spermatids
(5) Late spermatids
(6)
(7) spermatozoon
(6) lumen
the process of spermatogenesis: (1) spermatogonium (2) primary spermatocyte (3) secondary spermatocyte (4) Early spermatids (5) Late spermatids (6) lumen (7)
(7) spermatozoon
