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Hi Biology > Human reproduction > Flashcards

Human reproduction Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

As you are aware, humans are sexually reproducing and ____

A

viviparous

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2
Q

The reproductive event in humans which includes formation of gametes is called _____

A

gametogenesis

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3
Q

Transfer of sperms into the female genital tract is called

A

Insemination

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4
Q

Formation of the zygote is followed by formation and develpment of _____ and its attachment to the uterine wall

A

blastocyst

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5
Q

_______ refers specifically to the attachment of the fertilized egg to the uterine wall

A

Implantation

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6
Q

The average duration of human pregnancy is about 9 months which is called the ____ period

A

Gestation

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7
Q

Delivery of the baby is called

A

Parturition or childbirth

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8
Q

The male reproductive system is located in the ____

A

Pelvis region

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9
Q

_______ system includes a pair of testes along with accessory ducts, glands and the external genitalia

A

Male reproductive system

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10
Q

The _____ are the primary male reproductive organ

A

testes

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11
Q

Secondary sex organs in a male are

A

Accessory ducts, glands and external genitalia

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12
Q

The testes are situated outside the abdominal cavity within a pouch called

A

scrotum

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13
Q

The scrotum helps in maintaining the ____ of the testes

A

Low temperature

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14
Q

In adults, each testes is _____ in shape, with a length of about ____ and a width of about _____

A

Oval; 4 to 5 cm; 2 to 3 cm

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15
Q

Each testes has about ____ compartments

A

250

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16
Q

Each testes has about 250 compartments called ______

A

Testicular lobules

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17
Q

Each testicular lobules contains one to three highly coiled _______

A

Seminiferous tubules

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18
Q

Each seminiferous tubules is lined on its inside by two types of cells called _____ and _____

A

Male germ cells (spermatogonial) and sertoli cells

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19
Q

The region outside the seminiferous tubules is called?

A

Interstitial space

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20
Q

______ cells synthesise and secreted testicular hormones called androgens

A

Leydig cells

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21
Q

Leydig cells synthesise and secreted testicular hormoness called?

A

androgens

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22
Q

The male sex accessory ducts include?

A

Rete testis, Vasa efferentia, epididymis and vas deferens

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23
Q

The seminiferous tubules of the testis open into the vasa efferentia through _____

A

Rete testis

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24
Q

The vasa efferentia leave the testis and open into _____ located along the posterior surface of each testis

A

Epididymis

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25
Q

The epididymis leads to vas deferens that ascends to the abdomen and loops over the ____

A

Urinary bladder

26
Q

The vas deferens recieves a duct from the seminal vesicle and opens into the urethra as the ____

A

Ejaculatory duct

27
Q

The urethra originates from the ______

A

Urinary bladder

28
Q

The urethra originates from the urinary bladder and extends through the penis to its external opening called?

A

Urethral meatus

29
Q

The penis is the male external genitalia. Its is made up of special tissue that helps in erection of the penis to facilitate _______

A

Insemination

30
Q

The enlarged end of the penis is called

A

Glans penis

31
Q

Glans penis covered by a loose fold of skin called

A

foreskin

32
Q

Male accessory glands include-

A

Paired seminal vesicles, prostate, and paired bulbourethral glands

33
Q

Seminal plasma is rich in ______, ______ and ______

A

Fructose, calcium and certain enzymes

34
Q

The female reproductive system consists of a pair of ovaries along with:

A

A pair of oviduct, uterus,cervix, vagina and the external genitalia

35
Q

Female reproductive system is located in the_____ region

A

pelvic

36
Q

Parts of the female reproductive system along with a pair of the ______ are integrated structurally and functionally to support the processes of ovulation, fertilization, pregnancy, birth and child care

A

Mammary glands

37
Q

_____ are the primary female sex organs that produce the female gametes and several steroid hormones

A

ovaries

38
Q

Generally most ovarian hormones chemically are:

A

Steroid hormones

39
Q

Estrogen and progesterone are _____ hormones

A

Ovarian hormones

40
Q

The ovaries are located one on each side of the:

A

Lower abdomen

41
Q

Each ovary is about ____in length and is connected to the pelvic wall and uterus by ligaments

A

2 to 4 cm

42
Q

Ovaries are connected to the pelvic wall and uterus by

A

ligaments

43
Q

Each ovary is covered by a thin epithelium which encloses the:

A

Ovarian stroma

44
Q

The stroma is divided into ___ zones

A

two

45
Q

The stroma is divided into two zones- ____ and ____

A

A peripheral cortex and inner medulla

46
Q

The oviducts (fallopian tubes), uterus and vagina constitute the:

A

Female accessory ducts

47
Q

Each fallopian tube is about ____ long

A

10-12 cm

48
Q

The part closer to the ovary is the funnel-shaped:

A

Infundibulum

49
Q

The edges of the infundibulum possess finger-like projections called

A

fimbriae

50
Q

Fimbriae help in collection of the ovum after ____

A

Ovulation

51
Q

The part of the oviduct closer to the ovary is

A

Infundibulum

52
Q

Wider and second part of the oviduct is called

A

ampulla

53
Q

The last and narrow part of the oviduct is called

A

Isthmus

54
Q

Isthmus has a narrow lumen and it joins the ____

A

uterus

55
Q

The uterus is also called

A

womb

56
Q

The shape of the uterus is like an

A

Inverted pear

57
Q

The uterus opens into the vagina through a:

A

Narrow cervix

58
Q

The cavity of the cervix is called

A

Cervical canal

59
Q

Cervical canal along with vagina forms the:

A

Birth canal

60
Q

The wall of the uterus has ___ layers of tissue

A

three

61
Q
A

Hi Biology (33 decks)

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