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WorksheetsPregnancy and Development
Total questions: 18
Worksheet time: 9mins
In what order does sperm travel through the female reproductive system?
Vagina > Uterus > Cervix > Fallopian Tubes
Vagina > Urethra > Cervix > Fallopian Tubes
Cervix > Vagina > Uterus > Fallopian Tubes
Vagina > Cervix > Uterus > Fallopian Tubes
Vagina > Cervix > Urethra > Fallopian Tubes
Activation of digestive enzymes in this structure allow sperm to burrow through the corona radiata.
Acrosome
Flagella
Head
Midpiece
How many sperm can fertilize a single egg?
1
2
Unlimited
Varies
What will happen to the first sperm that comes into contact with the egg membrane?
Their membranes will fuse and the sperm is pulled inside the egg
Their sperm membrane will become glued to the outside of the egg and remain there
Their sperm's DNA will be sucked inside the cell while the rest of the sperm will fall off of the egg's surface
Varies
Why can't multiple sperm fertilize an egg?
The egg produces chemicals that push other sperm away from the egg
The egg cell membrane changes preventing sperm from attaching to it
The zona pellucida hardens trapping sperm inside
The zona pellucida hardens so no more sperm can enter
What is the name of process in which blastocyst attaches to endometrium?
fertilization
embyo
implantation
ovulation
Morula with cavity inside is called
embryo
fetus
blastocyst
implantation
Process, that is responsible for the development of the various types of tissue in the body is called
differentiation
implantation
gastrulation
neurulation
Process in which third cell layer in embryo is formed is called
neurulation
gastrulation
fertilization
implantation
Which layers are formed during gastrulation?
mesoderm, ectoderm, endoderm
mesophyl, epithelial layer
neuroderm, ectoderm, mesoderm
blastocyst, gastrula, neurula
The development of the nervous system is called
gastrulation
differentiation
neurulation
morulation
The main function of the placenta is to :
allow direct exchange of blood between the mother and fetus for nutrition.
facilitate gas and nutrient exchange between the fetus and mother.
support the weight of the developing fetus in the uterus.
store gases and nutrients for later delivery to the fetus.
Hormone that stimulates uterine contractions and release of milk from milk glands is:
Progesterone
Estrogen
Prolactin
Oxytocin
Which hormone stimulates milk production?
Prolactin
FSH
Estrogen
Progesterone
