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Higher Human Biology > Gamete production and fertilisation (2.1) > Flashcards

Gamete production and fertilisation (2.1) Flashcards

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1
Q

What cells are sperm produced from?

A

Germline cells.

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2
Q

What is the function of the urethra?

A

Release sperm.

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3
Q

Name the structure in which sperm cells are produced?

A

Testes.

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4
Q

Name the cells which secrete testosterone?

A

Interstitial cells.

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5
Q

Where are sperm cells produced?

A

In the Seminiferous tubules in the testes.

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6
Q

What is the function of the testes?

A

Produce sperm and testosterone.

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7
Q

What is the function of the prostate gland and the seminal vesicle?

A

Secrete fluids to maintain mobility and viability of sperm.

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8
Q

What is the function of the sperm duct?

A

Transports sperm from the testes to the urethra.

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9
Q

What does seminal fluid and sperm produce

A

Semen.

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10
Q

What does the seminal fluid provide the sperm with?

A

Fructose (High energy sugar) for the sperm cells to swim.

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11
Q

What type of cell division produces gametes?

A

Meiosis.

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12
Q

What cells are testosterone produced in?

A

Interstitial cells.

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13
Q

What is the function of the cervix?

A

Secretes cervical mucus.

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14
Q

What is the function of the uterus?

A

Site of implantation; and where an embryo develops.

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15
Q

What is the function of the Oviduct?

A

Site of fertilisation.

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16
Q

What is the function of the ovary?

A

Produces and stores ova/eggs.

17
Q

What are ova (eggs) formed from?

A

Germline cells.

18
Q

What is each ovum surrounded by and what does this do?

A

Surrounded by a follicle that protects the developing embryo.

19
Q

What is a fertilised egg/ova known as?

A

A Zygote.

20
Q

What hormones does the Ovaries release?

A

Progesterone and oestrogen.

21
Q

What is a corpus luteum?

A

After ovulation, the follicle develops into a corpus luteum; which secretes progesterone.

Higher Human Biology (8 decks)

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