16 Questions
What determines genetic sex in humans?
XX chromosomes in females
Which of the following is responsible for the development of testes in genetic males?
SRY gene
During the first 5 weeks of gestational life, what is the status of the gonads?
Indifferent or bipotential
What comprises the male gonads, the testes?
Germ cells, Sertoli cells, and Leydig cells
At approximately gestational week 9 in genetic females, which of the following begin to develop?
Ovaries
What defines gonadal sex?
Presence of male gonads or female gonads
What do Sertoli cells synthesize in the male gonads?
Antimüllerian hormone
What is the role of the theca cells in the female gonads?
Synthesize progesterone
Which hormone is decisive in determining phenotypic male development in a fetus?
Testosterone
What is the function of granulosa cells in the female gonads?
Synthesize estradiol
What is the role of meiotic oogonia surrounded by granulosa cells and stroma?
Develop into oocytes
Which cells synthesize antimüllerian hormone in the male gonads?
Sertoli cells
What is the role of Leydig cells in the male gonads?
Synthesize testosterone
What are the key differences between the male and female gonads that influence phenotypic sex?
The testes synthesize antimüllerian hormone and testosterone, while the ovaries do not.
What defines phenotypic sex according to the text?
Physical characteristics of the internal genital tract and external genitalia
What are part of the internal genitalia in females according to the text?
Fallopian tubes, uterus, and upper one-third of the vagina
Test your knowledge of sexual differentiation and genetic sex with this quiz. Explore the development of gonads, internal genital tract, and external genitalia, as well as the characteristics of 'maleness' and 'femaleness' based on genetic sex.
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