Biology, 17.03.2021 23:40 valereeolivarez56
Sharon, aged 26 years, had been married for two years. Menarche was
at age 14 with regular periods. When she was 24 her periods became
irregular and she was started on the combined oral contraceptive pill.
Wishing to become pregnant, she had stopped taking the pill one year
earlier but her periods did not return. Her partner’s sperm count was
normal.
The following investigations were carried out (reference ranges are
given in brackets):
LH 21 IU/L (2–15)
FSH 42 IU/L (1–15)
Prolactin 350 mU/L (50–700)
(a) What do the high gonadotrophins suggest in this case?
(b) What is Sharon’s principal option to achieve a pregnancy?
Answers: 3
Biology, 21.06.2019 23:30, brook633
The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2
Answers: 2
Biology, 22.06.2019 20:30, jackson5637
Glands that the body deal with stress and respond to emergencies.
Answers: 1
Sharon, aged 26 years, had been married for two years. Menarche was
at age 14 with regular periods....
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