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quiz 17 - reproduction

When one cell divides and gives rise to two new cells its called _____.

asexual division (mitosis)

Humans normally have _____ chromosomes from each parent.

23

Meiosis is also called _____ or _____.

zygotic division, reduction division

In human males meiosis is completed after _____.

puberty

The vagina and penis are examples of _____ organs.

accessory sex organs

The _____ is normally cut in a male during sterilization.

vas deferens

_____ covers the spermatic cord.

spermatic fascia

The muscle found in the spermatic cord that looks like corned beef is the _____. Functionally it is important for _____.

cremaster muscle, thermoregulation

The remnant of peritoneum forming the innermost layer of the fascial sac is the _____.

tunica vaginalis

The _____ muscle and the _____ muscle contract if the testicle is too cold. They pull the testicle against the body to warm it up.

cremaster, dartos

A spermatozoon must develop a _____ in order to swim.

flagellum

The tunica albuginea is the outer covering of the _____.

testicle

In human males the prostate gland can be palpated from the _____.

rectum

Semen is normally deposited in the _____.

vagina

True or False? Seminal fluids contain sugar.

true - actually it is fructose sugar

True or False? Humans have a bone in the penis.

false - but dogs, raccoons, and whales do

In a human female the _____ can be palpated from the rectum.

cervix

From the time of fertilization to _____ there is no anatomical difference between males and females.

6 weeks

The ovary in a female is homologous to the _____ in the male.

testicle

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