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Reproductive system

reproductive system

QuestionAnswer
somatic cells contain how many chromosomes 46
of the 46 chromosomes how many are sex chromosomes 2
what the other chromosomes called that aren't sex chromosomes autosomes
the sperms contains ...... chromosomes 23
the egg contains.... chromosomes 23
the combination of ......... determines the sex of a baby sex
x chromosomes are ...... female
y chromosomes are.... male
the mother always provides ..... chromosomes x
how are somatic cells divided mitosis
sex cells divide by meiosis
mitosis creates... another cell with all of the DNA from the first cell
meiosis creates another cell with only half of the DNA as the original
how many cycles of division is meiosis 2
when an egg precursor cell divides, half of the genetic material is discarded in the form of polar body
the main structures of the female reproductive system vagina, uterus, fallopian tubes, ovaries
what are the layers of the uterus endometruim, myometrium, perimetruim
what is the opening to the cervix called cervical os
how is the vagina lubricated during sex glands in the vagina secrete fluid
the outer portion of the female genitalia contains 2 folds called labium minus (inner lip area), labium majus (outer lip area)
the vagina terminates at the cervix
the uterus is what kind of organ muscular
the endometrium layer of the uterus does what? fertilized egg deposits here
the myometrium layer of the uterus does what middle muscle layer
the perimetrium layer is the... layer outer
an egg is only present in the uterus during ovulation
ovulation is when an egg matures in the ovary and is ejected into the fallopian tube
the male reproductive system included the penis, testes, vas deferens, epididymis, seminiferous tubules, prostate gland and bulbourethral gland.
what is the storage structure for sperm epidydimis
the epidydimis is located where on the top of each testicle
the .... is a muscular tube that transports sperm from the epididymis to the urethra during ejaculation vas deferens
the winding tubes in the testes are called seminiferous tubules
sperm are produced by dividing cells called sertoli cells
during development what develop near the kidneys ovaries and testes
testicles pass through abdonimal walls to the scrotum through small canal (descend out)
the small canal the testicles pass through is called inguinal canal
how does an inguinal hernia happen if the inguinal canal does not close after testes drop, the small intestines may fall through
what is the name of the tail of a sperm flagellum
what powers the sperm tail mitocondria
what are the 3 parts of a sperm head, midpiece, tail
where is mitochondria found in sperm midpiece
how does the sperm break through the barrier of the egg sperm contain enzymes to digest through the wall.
where is the DNA in a sperm the head
what are the 3 spongy tubes in penis corpus cavernous (left & right) and corpus spongiosum
what system causes arteries to supply blood to the penis to dilate autonomic nervous system
what system controls ejaculation sympathetic nervous system
how does the sympathetic nervous system control ejaculation contracts smooth muscle around the glands, epididymis, vas deferens and urethra
what causes ED peripheral atherosclerosis
what does viagra do inhibits the enzyme involved in dilating blood vessels in the penis from releasing, keeping the vasculature in the penis constricted
Created by: Miccimouse