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35 Cards in this Set
- Front
- Back
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spermatogenis
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creation of sperm or spermatazoas from spermatogonia cells
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spermatocytes are created thru
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mitotic divisonsof spermatogonias
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primary spermatocytec reates
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two haploid secondary spermatocytes
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secondary spermatocyte creates
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four haploid spermatids
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spermatids create
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four matures sperms through spermiogenesis
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sertoli cells regulate
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spermiogenesis
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sperms are transported to
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vas deferens, ducts, urethra
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leydig cells
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secrete test from stimulation by Leutinizing hormone
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sertoli cells found in
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in testes
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pseudohermaphroditism is also known as
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kleinfelters
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kleinfelters
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pseudohermaphroditism. XXY. in between both sexes
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erection is achieved by which type of nerve
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parasympathetic
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blood flows to where when erection happens
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corpora cavernosa
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the neurotransmitter that mediates increased blood flow during erection is
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nitric oxide into smooth muscle
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nitric oxide stimulates
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cGmp which sends blood to corpora cavernosa
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emission is controlled by
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sympathetic
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ejaculation is controlled by
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both sympathetic and parasympathetic nerves
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blood flows to where on the penis
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corpora cavernosa
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blood flow to smooth muscle of penis from parasympathetic nerves stimulates what
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cGmp - causes penis to relax for blood to go to corpora cavernosa
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primary oocyte formation begins
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before birth and doesnt change till puberty
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primary oocyte provides what inhibition
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oocyte maturation inhibitor
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before ovulation
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primary oocyte enlarges and completes first meiotic division
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if secondary oocyte is fertilized then it undergoes the next
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division and is complete. it is now an ovum.
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xxy
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kleinfelters. male but with female qualities like breasts and hips
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ovulation is triggered by
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LH
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corpus luteum secretes
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progesterone and estrogen
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corpus luteum produces estrogen only
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in the first trimester
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placenta produces what i 2nd and 3rd trimester
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progesterone
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hcg forms the what of the pregnancy
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placenta
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hcg is a what signal
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pregnancy
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if ovum is fertilized the
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corpus luteum enlarges and produces more hormones
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if oocyte is not fertilized then
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10-12 days it degenerates into scar tissue known as albicans
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fertilization usually takes place where?
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ampulla of uterine tubes, before ovulation
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during mid menstrual cycle
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uterine fluid becomes thinner, watery, more of it to facilitate sperm
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uterine contractions are stimulated by both
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oxytocin and prostaglandins
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