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WorksheetsHuman reproduction hormones, gametes and fertilisation
Total questions: 20
Worksheet time: 24mins
Name the hormones represented by 2
FSH and LH
FSH and testosterone
LH and testosterone
FSH and inhibin
LH and inhibin
Name the structure represented by 1
hypothalamus
pituitary gland
testis
nervous system
Where are the mitochondria located in the spermatozoa?
In the head
In the tail
In the middle piece
The FSH hormone is secreted by
the ovarian follicle
the pituitary gland
the corpus luteum
Which hormones cause the endometrium to grow?
LH and progesterone
FSH and LH
Oestrogens and progesterone
There are .......... chromosomes inside each gametes of a human and ......... chromosomes inside the zygote of a human.
23; 23
23; 46
46; 23
46; 46
Which is a negative feedback mechanism in the menstrual cycle?
Follicle stimulating hormone inhibits oestrogen
Oestrogen inhibits luteinizing hormone
Oestrogen inhibits follicle stimulating hormone
Progesterone inhibits oestrogen
Through what process does a spermatid become a functioning spermatozoan?
Mitosis
Differentiation
Fertilization
Meiosis
Which hormone shows the greatest fall in blood concentration just before menstruation?
LH (luteinizing hormone)
FSH (follicle stimulating hormone)
Progesterone
Estrogen
What is the correct order of events in fertilization?
fusion of gametes, acrosome reaction and then cortical reaction
cortical reaction, fusion of gametes and then acrosome reaction
acrosome reaction, fusion of gametes and then cortical reaction
fusion of gametes, cortical reaction and then acrosome reaction
Which part of the female reproductive system produces oestrogen and progesterone?
A
B
C
D
The diagram below represents some stages of early embryonic development. Which process is represented by the arrows in the diagram?
meiosis
Mitosis
Fertilization
Evolution
Which is a positive feedback mechanism in the menstrual cycle?
Follicle stimulating hormone stimulates oestrogen
High oestrogen levels stimulate LH and FSH
Oestrogen stimulates progesterone
High FSH stimulates oestrogen
Which structure is the acrosome?
A
B
C
D
What happens to stop more than one sperm fertilising an ovum?
the cortical reaction
the acrosome reaction
capacitation
polyspermy
In the male, FSH
stimulates Leydig cells to produce testosterone
stimulates Sertoli cells to produce sperm
stimulates spermatogenesis in the epididymis
inhibits LH by negative feedback
In the male, LH
stimulates Leydig cells to produce testosterone
stimulates Sertoli cells to produce sperm
stimulates spermatogenesis in the epididymis
inhibits LH by negative feedback
