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WorksheetsHHB 2.3 The Biology of Controlling Fertility
Total questions: 13
Worksheet time: 7mins
Which type of fertility do men show?
Continuous fertility
Cyclical fertility
Choose two signs that a female is in her fertile period.
Body temperature increases by 0.5 degrees
Body temperature decreases by 0.5 degrees
Cervical mucus becomes thicker
Cervical mucus becomes thinner
One treatment for infertility is to stimulate ovulation. Ovulation is stimulated by drugs that...
prevent the negative feedback effect of oestrogen on LH secretion
cause the negative feedback effect of oestrogen on LH secretion
prevent the negative feedback effect of oestrogen on FSH secretion
cause the negative feedback effect of oestrogen on FSH secretion
Which infertility treatment(s) might be used if a male has a low sperm count?
IVF
Artificial Insemination
ICSI
PGD
In which infertility treatment is the head of the sperm injected directly into the egg?
PGD
IVF
ICSI
Artificial Insemination
Which technique can be used to identify single gene disorders and chromosome abnormalities?
IVF
ICSI
Artificial Insemination
PGD
An IUD is a form of contraception. Use the letters in the diagram to state the position of an IUD.
B
D
E
F
The oral contraceptive pill contains
Oestrogen and progesterone
Oestrogen
Progesterone
FSH and LH
How does the oral contraceptive pill prevent fertilisation?
Causes thinning of cervical mucus
Causes thickening of cervical mucus
Prevents the release of progesterone by the ovary
Prevents the release of FSH and LH from the pituitary gland
How does the progesterone only pill prevent fertilisation?
Causes thinning of cervical mucus
Causes thickening of cervical mucus
Prevents the release of progesterone by the ovary
Prevents the release of FSH and LH from the pituitary gland
During IVF, where are the egg and sperm mixed?
Not mixed at all
In a surrogate mother
Outside the body in a lab
Inside the uterus
In IVF, what number of cells must be present in the embryo before it is transferred to the uterus?
6
8
12
24
Which of the following forms of contraception can prevent implantation of the fertilised egg?
Sterilisation
Oral contraceptive pill
Progesterone only pill
Morning after pill
