Science Quiz / Sexual Differentiation

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QuestionAnswer
What connects the testes to the labioscrotal swellings?
At _____ of embryonic development, the testes begin making androgens and AMH.
transcription factor that is important for development of the testes
What regulates the transcription of AMH?
This hormone causes the development of the testes, conversion of the mesonephric tubule to the efferent ductule, wolffian duct differentiation and also testicular descent
biological attributes that distinguish male from female
True or False: A deletion of SRY can lead to an XY female.
Anti mullerian hormone is made by the ____ cells.
concept held by an individual that the individual is male, female, or ambivalent
the labioscrotal swellings becomes the ____ in females
The follicles of the ovary develops from the _____ sex cords.
the presence or absence of what chromosome determines sex
gene on the Y chromosome that makes TDF (testes determining factor) transcription factor
a cell containing 2 sets of chromosomes are known as _____.
the differentiation of the external genitalia occurs at weeks _____ of development
absence of AMH causes development of the _____ into fimbria, fallopian tubes, uterus, the cervix, and upper 3rd of the vagina.
Which duct regresses spontaneously in the absence of testosterone?
Which internal genitalia duct regresses in the male?
AMH is located on which chromosome?
True or False: Cryptorchism is incomplete testicular descent
condition in which an X chromosome is missing producing ovarian dysgenesis with vestigial streak gonads
The penile urethra is derived from which portion of the urogenital sinus?
Which duct in the female regresses?
QuestionAnswer
sex cell
the genital tubercle becomes the _____ in females
SRY translocation to X chromosome leads to a _____.
True or False: only one X chromosome is needed for development of a normal ovary
disparity between genotype and phenotypic sex, as in XX male or XY female
Testosterone is made by the ____ cells
determination of the gonads occurs during weeks _____ of development
the pelvic portion of the urogenital sinus in females becomes what structure?
the vesicle of the urogenital sinus develops into what in males and females?
primordial germ cells initially migrate to the _____ ridges
Which hormone causes the formation of the epididymis, vas deferens, seminal vesicles, and ejaculatory ducts?
catalyzes the conversion of testosterone to DHT
the pelvic portion of the urogenital sinus in males becomes the ____ urethra
the genital tubercle becomes the _____ in males
this structure hollows out to form the seminiferous tubules
This hormone causes the conversion of the urogenital sinus into the prostatic and initial phallic urethra, development of prostate and bulbourethral glands, and also causes the dev
urethral folds become the _____ in males
can arise from the pluripotent germ cells that do not migrate properly to the gonadal ridges
this condition occurs when the urogenital folds fail to fuse properly. causes the urethral opening to be at the tip but located ventrally on the penis
the labioscrotal swellings becomes the ____ in males
The presence of what hormone in males leads to the regression of the mullerian duct?
the phallic portion of the urogenital sinus becomes what structure in females?
urethral folds become the _____ in females

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Created Feb 25, 2012ReportNominate
Tags:concept, Differentiation, Sexual

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