29 Questions
What is the fundamental sex considered in the context of human reproduction?
Female
At what stage does puberty occur in human development?
During adolescence
What initiates the cascade of factors for an individual to become male?
A single gene on the male Y chromosome
When does the development of the reproductive system begin after fertilization?
One month after fertilization
What is the outcome of puberty in terms of physical characteristics and reproductive capacity?
Different physical characteristics for boys and girls
What happens inside the mother's womb after fertilization until the child reaches puberty?
Rapid reproductive development
What is the first external sign of puberty in girls?
Breast development
At what age do boys reach their full adult height?
14-18
What may be present for some girls between the ages 11-16 as a sign of puberty?
Facial hair on upper lip
When does ovulation become regular for girls during puberty?
12-19
What happens to the scrotum and testicles during puberty in boys?
Continued growth and separation
What is an erogenous zone?
Areas sensitive to stimuli and sexually exciting
What is the primary erotic stimulus for the skin?
Erogenous zones
What causes visible signs of development in boys' puberty at around ages 9-12?
(Penis) growth
What initiates the cascade of factors for an individual to become male?
Exposure to a single gene on the male Y chromosome
What is the first stage at which individuals become sexually mature?
Puberty
What is the primary sex considered in the context of human reproduction?
Female
When does rapid reproductive development occur?
Soon after fertilization of an egg
What triggers the development of the reproductive system after fertilization?
Fertilization of an egg
When do boys and girls experience similar hormonal processes?
During puberty
At approximately what age do boys reach their full adult height?
16-18 years old
What is the first external sign of puberty in girls?
Development of breasts
What is the typical age at which the first menstrual period begins in girls?
11-14 years old
At what age do the ovaries enlarge and hormone production starts in girls?
8-11 years old
Which stage of puberty is characterized by the presence of whitish discharge from the vagina in girls?
Stage 3
What happens to the voice during puberty in boys?
Changes and deepens
In boys' puberty, what indicates that the penis starts to grow in length?
"Man-like" shape of the genital region
At what age do girls typically achieve full height and regular ovulation during puberty?
12-19 years old
What physical changes occur in boys between the ages of 9-15 during puberty?
"Man-like" shape of the body
Review the process of human reproduction and sexual development with this quiz. Explore the factors and development of the reproductive system after fertilization of an egg, as well as the determination of sex in embryos.
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