Unit 3 Flashcards
(359 cards)
Location of sperm development.
Uhh… idk….. testes?!
Sperm storage location
Epididymis
Sperm transport from vas deferens, through the prostate to the urethra
Ejaculatory duct
Urethra parts of the males
Prostatic
Membranous
Penile
Male reproductive glands
Prostate
Seminal vesicles
Bulbourethral gland (cowpers)
Urethral glands
Where do primordial germ cells originate?
The yolk sac
Where do the primordial germ cells migrate to?
The testes seminiferous tubules
When do spermatogonia underdog mitosis?
They start beginning at puberty (average 13 years and continues throughout life)
Spermatogonia is stimulated by:
Pituitary gonadotropic hormones
The testis is filled with
Seminiferous tubules
Seminiferous tubules go into the:
Rete Testis (where the sperm will thrives through)
The Sperm will travel from the Rete testis to the:
Epididymis
Spermatogonia enlarge to become:
Primary spermatocytes
Primary spermatocytes undergo _____ to become______
Meiosis
Secondary spermatocytes
Secondary spermatocytes complete _______ to become _______
Meiosis II
Spermatids
Spermatids differentiate into:
Spermatozoa (mature sperm)
Process of spermatogenesis takes about _____ days
74
What stages of spermatogenesis will have only 1 chromosome ?
Spermatids and mature sperm cells
Reductional division (becomes haploid)
Separation of homologous pairs
Meiosis I
Equational division
Separation of sister chromatids
Meiosis II
What is the gender of offspring determined by?
Sperm upon fertilization of an egg
Meiosis phases
Interphase
Prophase I
Metaphase I
Anaphase I
Telophase I
Cytokinesis
Interkinesis
Prophase II
Metaphase II
Anaphase II
Telophase II
Cytokinesis
Review picture in slide 9
Slide 9
Male sperm contains a ___ chromosome
Female contains:
Y
X