Name the Male sex organs
Testis
Name the female sex organs
Ovaries
The testis & ovaries have 2 functions, what are they?
Production of gametes (sex cells) & production of hormones.
The production of gametes & hormones are under the control of what type of hormones?
Tropic hormones
~True/False~
Reproductive activity is cyclic in women.
~TRUE~
~True/False~
Reproductive activity is continous in men.
~TRUE~
THE MALE REPRODUCTIVE SYSTEM
In men, spermatozoa develop within the
seminiferous tubules of each testis.
~True/False~
The interstitial cells between the seminiferous tubules produce testosterone.
~True~
What cells produce testosterone?
interstitial cells
Where are the interstitial cells that produce testosterone located?
Between seminiferous tubules
~True/False
Testosterone influences sperm cells development & also produces the male secondary sex characteristics such as body hair & deep voice.
~True~
What influences sperm cell development?
Testosterone
Does testosterone also produce the male secondary sex characteristics?
~YES~
Testosterone influences sperm cell development AND produces the male secondary sex characteristics.
What are male secondary sex characteristics?
Examples include: body hair & deepening of the voice.
FEMALE REPRODUCTIVE SYSTEM
In women, each month, under the influence of ____, several eggs ripen within the ovarian follicles in the ovary.
FSH
In women the eggs ripen within the
ovarian follicles
Where are the ovarian follicles located
in the ovary
~True/False~
The estrogen produced by the follicle initiates the preparation of the endometrium of the uterus for pregnancy.
~True~
The __a__ produced by the __b__ initiates the preparation of the __c__ of the __d__ for pregnancy.
a. estrogen
b. follicle
c. endometrium
d. uterus
At approx. day ___ LH is released.
14
Where does LH get released from?
The Pituitary
___ stimulates ovulation & the conversion of the follicle to the corpus luteum.
LH
The corpus luteum secretes the hormone
progesterone
Progesterone further stimulates development of the
endometrium
What secretes the hormone progesterone?
Corpus luteum
What happens to the corpus luteum if fertilization occurs?
It remains functional
What happens to the corpus luteum if fertilization does not occur?
The corpus luteum degenerates & menstruation begins.
~True/False~
The degeneration of the Corpus luteum begins the menstrual cycle?
~True~
After ovulation what happens to the egg?
It is swept into the oviduct or fallopian tube.
What is another name for the fallopian tube?
oviduct
Does fertilization occur while the egg is in the oviduct?
~YES~
The fertilized egg or zygote travels from the oviduct to the __________ & implants itself within the endometrium.
Uterus
Where in the uterus does the zygote plant itself?
The endometrium
What is another name for fertilized egg?
zygote
In the uterus what nourishes the developing embryo?
The placenta
How is the placenta formed?
By maternal & embryonic tissues
Maternal & embryonic tissues form the
placenta
~True/False~
During pregnancy, hormones from the placenta maintain the endometrium & prepare the breasts for milk production.
~TRUE~
What do hormones from the placenta do during pregnancy?
Maintain the endometrium & prepares the breasts for producing milk.