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Human Reproductive System Overview
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1
Question
What is the primary function of the human reproductive system?
Answer
Producing gametes and supporting fertilization and pregnancy
2
Question
Name the male reproductive organs involved in sperm production.
Answer
Testis, epididymis, scrotum, vas deferens, penis, urethra
3
Question
What hormone stimulates sperm production in males?
Answer
Testosterone
4
Question
Where is testosterone produced?
Answer
Leydig cells of the testes
5
Question
What is the function of the scrotum?
Answer
Keeps testes at 35°C for optimal sperm production
6
Question
What is semen and what does it contain?
Answer
Fluid containing sperm, nutrients, and enzymes
7
Question
Which glands produce seminal fluid?
Answer
Seminal vesicles, prostate gland, Cowper’s glands
8
Question
Where do mature sperm cells get stored?
Answer
Epididymis
9
Question
What is the pathway of sperm from production to ejaculation?
Answer
Testis → epididymis → vas deferens → urethra
10
Question
What is the purpose of the acrosome in sperm?
Answer
Releases enzymes to penetrate the egg during fertilization
11
Question
Identify the female reproductive organs.
Answer
Vagina, cervix, uterus, ovaries, fallopian tubes
12
Question
What is the role of the ovaries?
Answer
Produce ova and secrete oestrogen
13
Question
Where does fertilization normally occur?
Answer
In the fallopian tube
14
Question
What hormone causes ovulation?
Answer
Luteinising hormone (LH)
15
Question
What is the function of the endometrium?
Answer
Thickens to support a fertilized egg or sheds during menstruation
16
Question
What triggers ovulation in the menstrual cycle?
Answer
A peak in LH levels
17
Question
Describe the phases of the ovarian cycle.
Answer
Follicular phase, ovulation, luteal phase
18
Question
What is the corpus luteum?
Answer
Remains of the follicle after ovulation that secretes progesterone
19
Question
How do FSH and LH regulate the ovarian cycle?
Answer
FSH stimulates follicle growth; LH triggers ovulation and corpus luteum formation
20
Question
What are the key hormones involved in menstruation?
Answer
FSH, LH, oestrogen, and progesterone
21
Question
What is the main purpose of the menstrual cycle?
Answer
To produce a mature ovum and prepare the uterus for pregnancy
22
Question
What happens during ovulation?
Answer
Release of a mature ovum around day 14 of cycle
23
Question
What is fertilization?
Answer
Fusion of sperm and egg nuclei to form a zygote
24
Question
Describe the early stages of fertilization after sperm meets egg.
Answer
Sperm penetrates egg, nuclei fuse forming a diploid zygote
25
Question
What is a blastocyst?
Answer
A hollow, multi-cell structure formed from dividing zygote that implants in the uterus
26
Question
What structure forms the placenta?
Answer
The chorion and chorionic villi
27
Question
What is the function of the placenta?
Answer
Exchange of gases, nutrients, and waste between mother and fetus
28
Question
What is the purpose of the amnion and amniotic fluid?
Answer
Protect, cushion, and help regulate temperature for the fetus
29
Question
What nutrients are transported via the umbilical cord?
Answer
Oxygen, nutrients, and waste products
30
Question
How does contraception prevent pregnancy?
Answer
By blocking sperm, disabling sperm, or suppressing ovulation