The primary male sex organ of the

reproductive system is the _______

which produces the hormone _____

and gametes called _______.

The ________ is a skin pouch that

supports the primary male sex organ.

Thermoregulation of the primary male sex

organ involves smooth muscle called the

_________ muscle and skeletal muscle

called the ________________ muscle.

Sperm cells are formed in tubular

structures called ___________.

The sustentacular cells form a _______

barrier that prevents sperm cells from

coming in direct contact with blood.

The ____________________ cells

secrete testosterone and other androgens.

The fibrous connective tissue layer that

subdivides the testes into lobules is the

____________________.

The ____________________ is involved

in maturation of sperm by which sperm

acquire motility.

The testes descend from the pelvic

cavity through the _____________

into the scrotum

Shortening of the fibrous cord called

the _____ helps guide the testes into

the scrotum.

The sperm travel along the _______

by peristaltic contractions into the

ejaculatory duct posterior to the urinary

bladder during ejaculation.

The ______isthe storage site of sperm.

The copulatory organ of males is the _______.

The _________ is the highly sensitive

region of the male copulatory organ.

The _________ is removed in a circumcised male.

The penis is anchored to the ischium

by the _____________ of the penis.

The penis is anchored to the inferior

surface of deep muscles of the perineum

by the _______________ of the penis.

Erection involves blood filling the

erectile tissue including the two

________ on the dorsal surface

and the single ________along the

ventral surface.

Erection is a neural reflex involving the

________________ nervous system.

Ejaculation is a neural reflex involving

the _____________ nervous system.

The _______ urethral sphincter of the

male reflexively contracts to prevent

urination during ejaculation.

The male urethra is subdivided into the

_________ urethra, _______ urethra,

and ______________ urethra.

Urinary retention may occur in males

due to benign prostatic hypertrophy (BPH)

constricting the ______________ urethra.

The two _______ secrete an alkaline,

viscous fluid containing fructose and

clotting proteins.

A milky slightly acidic fluid containing citric

acid, proteolytic enzymes and hyaluronidase

is secreted by the ___________.

Around 60% of the volume of semen

is produced by the ____________.

About 25% of the volume of semen

is produced by the ____________.

The ____________________ secrete a

clear viscous fluid that clears the urethra

of urine residue.

The pituitary gland secretes ______

that stimulates the interstitial cells to

secrete androgens.

The hormone androgen binding protein

is secreted when sustentacular cells are

stimulated by _____ from the pituitary gland.

Formation of sperm cells requires

both testosterone and ________.

Testosterone stimulation of __________

sexual characteristics include development

and enlargement of male sex organs.

Testosterone stimulation of _________

sexual characteristics include development

and enlargement of muscular growth, wide

shoulders, narrow hips, enlargement of the

larynx, and pubic, axillary, facial and chest hair.

The primary female sex organ of the

reproductive system is the _______

which produces the hormones ______

and ____________________.

The primary female sex organ of the

reproductive system produces gametes

called ____________________.

The female copulatory organ is the

____________________.

The ____________________ is a layer

of simple cuboidal epithelium at the

surface of the ovaries.

The structure that produces both

hormones and egg cells is the

ovarian ____________________

The ____________________ is a capsule

of fibrous connective tissue covering the ovaries.

An ovulated secondary oocyte is

captured by fingerlike projections

called ____________________.

The peristaltic contractions and cilia

of the _______ help propel the "egg cell"

toward the pear shaped muscular organ.

Implantation and development of the

offspring occurs in the ___________.

Fertilization of a secondary oocyte

occurs in the _______________.

The ____________________ is a

uterine layer consisting of simple

columnar epithelium and glands.

The myometrium consists of three

layers of _____________ muscle.

The layer that changes during the

menstrual cycle is the ________.

The outer serosa of the uterus is the ______.

The ______ is amucous membrane

that forms anincomplete partition that

covers the vaginal orifice.

_________ epithelium lines the vagina.

A series of transverse folds along

the vagina are called __________.

The external female genitalia

is called the ______________.

The _______ is a highly sensitive

structure with erectile tissue.

The _________ glands release mucus

during sexual arousal and provide

lubrication to facilitate vaginal intercourse.

The ________ glands are embedded in the

wall of the urethra and secrete mucus at the

external urethral orifice.

The ____ are skin folds covered by

pubic hair and containing an abundance

of adiposetissue, sebaceous glands, and

apocrine sweat glands.

The ______are hair free skin folds that

contain many sebaceous glands.

The elevation of adipose tissue that

cushions the pubic symphysis is the

____________________.

The diamond-shaped ________

is the region of soft tissue located

between the pubic arch, ischial

tuberosities, and coccyx.

The breast contains adipose tissue

and a modified sweat gland called

a ____________________ gland.

The projection of the breast is the

_______ and this projection is

surrounded by a circular pigmented

_______ that contains many

sebaceous glands.

Milk is expressed through many

_____ that penetrate the surface

of the nipple.

The _____ is homologous to the glans penis.

The _______ is homologous to

the penile urethra.

The _____is homologous to

the prostate gland.

The ______ is homologous to

the bulbourethral gland.

The ______ is homologous to the scrotum.

________ refers to a young woman's

first menstrual period.

______ refers to the cessation of the

menstrual cycle in women.

The type of follicle that ovulates

a secondary oocyte is the _____ follicle.

The trigger for ovulation is a relative

surge in the level of ______ hormone.

Stimulation of ovarian follicles to

enlarge and secrete estrogen is

due to ____________________ hormone.

The ruptured ovulating follicle forms

the _______due to luteinizing hormone.

The follicular cells of the developing

ovarian follicles secrete estrogen

during the ______phase of the ovarian cycle.

The ______of the ovary secretes estrogen

and progesterone during the luteal phase

of the ovarian cycle.

The _______ phase of the uterine cycle

refers to endometrial glands secreting

nutritious glycogen into the uterine cavity

The ______ phase of the uterine cycle

refers to the thickening of the endometrium.

The _____ phase of the uterine cycle is

the most consistant at 14 days due to the

maintenance of the corpus luteum.

The _____ phase of the uterine cycle

occurs when the endometrium

degenerates and sheds.

Pregnancy tests detect the presence

or absence of the hormone ______ in urine

Ovulation tests detect the relative

level of the hormone ________in urine.