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Biology > 4.6 Homeostasis and Reproduction System > Flashcards

4.6 Homeostasis and Reproduction System Flashcards

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1
Q

What is the function of the teste?

A

Produce sperm and testosterone

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2
Q

What is function of seminiferous tubules?

A

Produce immature sperm cells

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3
Q

What is the function of Epididymis?

A

stores and matures sperm cells in coiled tubules

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4
Q

What is the function of vas deferens?

A

Carries sperm from epididymus to urethra

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5
Q

What is the function of seminal vesicle?

A

Secrete fructose into semen which provides energy for sperm

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6
Q

What is the function of the prostate gland?

A

Secrete base buffer into semen to protect sperm from acidic vagina

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7
Q

What is the function of cowpers gland?

A

Secrete mucous rich cells into semen to protect from acidic vagina

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8
Q

What is the job of the urethra in the male body? (2)

A

Tube to carry semen out of the body during ejaculation

Tube to carry urine out the body from the bladder

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9
Q

What is the job of the penis?

A

Deposit sperm into the vagina

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10
Q

What are the outer characters of male secondary sexual characteristics? (8)

A

development of facial hair, body hair, growth of the larynx, lower voice, stronger muscles, secreting more body oils (responsible for acne and odour) Maturation of testes, maturation of penis

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11
Q

What produces testosterone in the body?

A

Interstitial cells of the testes (cells in the teste)

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12
Q

What does testosterone influence? (3)

A

Influences development of secondary male characteristics

influences sex drive

Influences spermatogenesis

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13
Q

What produces gonadotropic hormones?

A

The pituitary gland

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14
Q

What is the job of gonadotropic hormones in males?

A

Regulate the function of the testes

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15
Q

Where is the male follicle stimulating hormone produced and stored?

A

In the pituitary

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16
Q

What is the job of the male follicle stimulating hormone in males?

A

Stimulate production of sperm cells in seminiferous tubules

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17
Q

Where is the male lutenizing hormone produced and stored?

A

The pituitary

18
Q

What is the job of the male luteniizng hormone?

A

Promote production of testosterone by interstitial cells in the teste

19
Q

Which gland secretes the gonadotropin releasing hormone?

A

Hypothalamus

20
Q

When is gonadotropic releasing hormone secreted? What is its job?

A

Secreted at puberty

Activate pituitary to secrete follicle stimulating hormone and lutenizing hormone

21
Q

What type of cell do ovaries contain

A

Follicle

22
Q

What are the two distinct types of follicle cells? How many follicles remind after menopause?

A

Primary procure and granulosa cells

Few new follicles remind after menopause

23
Q

What is the job of primary oocyte?

A

46 chromosomes

Undergo meiosis to turn into a mature oocyte or ovum

24
Q

What is the job of granulosa cells?

A

Provide nutrients to the oocyte cells

25
Q

Around what age do female overuse undergo continual decline

A

12-50

26
Q

In a female life about how many eggs will mature

A

400

27
Q

What is the function of the ovaries?

A

Site of egg cell development and ovulation

Produce estrogen and progesterone

28
Q

What is the job of the fallopian tube?

A

Site of fertilization

Carry ovum from ovary to uterus

29
Q

What is the oviduct?

A

the tube through which an ovum or egg passes from an ovary.

30
Q

What is the job of fimbria?

A

Sweep ovum into oviduct during ovulation

31
Q

What is the appearance of the uterus?

A

Pear shaped organ

32
Q

What is uterus used for?

A

Embryo and fetus development

33
Q

What is the appearance of the cervix?

A

pathway separating vagina and uterus

34
Q

What is the function of the cervix? (2)

A

Hold fetus in place during pregnancy

Dilates during birth to allow fetus to exit

35
Q

What is the appearance of the vagina?

A

region starting from cervix to the outside

36
Q

What is the job of the vagina? (3)

A

Provide passage for sperm

passage for menstrual flow

Functions as the birth canal

37
Q

What are female secondary sex characteristics? (6)

A

thicker hair on the head in some cases, breast, ability to nurse children, rounded hips, decrease ability to generate muscle mass at a fast rate, increased body fat composition, relative lack of body hair

38
Q

Where is estrogen secreted from? what’s is it regulated by?

A

Ovaries

Regulated by the pituitary

39
Q

What is the function of estrogen?

A

Helps with the maturating and release of an ovum in every menstrual cycle

40
Q

What produces progesterone?

A

The corpus luteum in the ovary

41
Q

What is the function of progesterone?

A

Prepare the inner lining of the uterus (endometrium) for shedding

Suppress production of estrogen after ovulation has occurred

Biology (35 decks)

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