B1a: 5 (1)
Reproductive hormones
Hormones and the menstrual cycle
This diagram shows what happens in the menstrual cycle:
Fill in the spaces using some or all of these words:
FSH
LH
egg
sperm
testis
uterus
ovary
pituitary
oestrogen
B1a: 5 (2)
Hormones
Write clues for this crossword puzzle.
1
M
2
P
E
I
N
3
T
F
S
U
T
I
R
H
4
U
T
E
R
U
A
S
A
5
R
L
H
6
O
V
A
R
Y
ACROSS
3 .....................................................................................................................................................
4 .....................................................................................................................................................
5 .....................................................................................................................................................
6 .....................................................................................................................................................
DOWN
1 .....................................................................................................................................................
2 .....................................................................................................................................................
B1a: 5(1)
Answers to Worksheets
Worksheet B1a: 5(1)
The pituitary gland secretes FSH which causes an egg to mature. FSH causes the
ovary to secrete oestrogen. Oestrogen causes the pituitary gland to secrete LH which
causes the egg to be released from the ovary.
B1a: 5
Technician’s Notes
Class experiment: Hormones and the menstrual cycle
Resources needed for this lesson:
 Large outline diagram of human body.