7B - Reproduction Flashcards
Reproduction produces….
offspring
How many parents are needed for sexual reproduction?
Two (one male and one female)
Offspring inherit features from…
Both parents
What is A?
Oviduct
What is B?
Ovary
What is C?
Uterus
What is D?
Cervix
What is E?
Vagina
What is A?
Bladder
What is B?
Glands
What is C?
Penis
What is D?
Sperm duct
What is E?
Urethra
What is F?
Testis
What is G?
Foreskin
What is H?
Scrotum
What are the 8 changes that occur in boys during puberty?
- Hair grows in under arms, on face and chest.
- Pubic hair grows
- Shoulders get wider
- Body smell increases
- Testes start to make sperm cells
- Testes and penis get bigger
- Voice deepens
What are the 6 changes that occur in girls during puberty?
- Hair grows under arms
- Pubic hair grows
- Hips get wider
- Body smell increases
- Ovaries start to release egg cells
- Breasts develop
What causes changes during puberty?
Sex hormones
What is adolescence?
The time when puberty is occuring and emotional changes happen. (from 10-15 to 18)
Between which ages does adolescence/puberty take place?
Starts between 10 and 15 and ends at about 18.
In whch sex does physical changes start earlier during puberty: in boys or girls?
In girls
Do men produce sperm cells after puberty?
Yes. they continue to produce sperm cells for the rest of their lives.