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Anatomy Semester II > Reproduction > Flashcards

Reproduction Flashcards

1
Q

Histogenesis

A

process of forming tissues; from the germ layers

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2
Q

Spermatogenesis

A

process of producing sperm

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3
Q

Oogenesis

A

process of producing an egg (ovum)

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4
Q

Organogenesis

A

process of forming organs from tissues

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5
Q

Zygote

A

fertilized ovum; union of sperm & egg; combining chromosomes (1st stage in development)

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6
Q

Morula

A

solid ball of cells after fertilization; cells dividing (2nd stage after zygote)

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7
Q

Blastocyst

A

hollow ball of cells that implants in uterus

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8
Q

1st trimester

A

heart starts to beat in the embryo

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9
Q

Ovulation

A

ovary releasing an egg

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10
Q

Insemination

A

depositing sperm in female birth canal

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11
Q

Parturition

A

another name for birth; fully developed and mature (5th stage of development)

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12
Q

Embryo

A

after zygote/cells dividing up to 8 weeks; (3rd stage in development)

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13
Q

Fetus

A

after 8 weeks, up to 40 weeks; (4th stage in development)

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14
Q

Infancy

A

beginning or early period of existence; up to 18 months (6th stage of development)

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15
Q

Child

A

period between infancy and adolescence (7th stage of development)

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16
Q

Adolescence

A

period of physical and psychological development from the onset of puberty to maturity (8th stage of development)

17
Q

Sesenescence

A

older adulthood full maturity to death (9th stage of development)

18
Q

2nd trimester

A

all organs are formed & functioning

19
Q

3rd trimester

A

most growth occurs in this trimester; fetus can triple weight

20
Q

Growth vs development

A

Growth is getting larger and development is changing the world

21
Q

Pregnancy

A

A person having a child developing in the uterus

22
Q

Process of fertilization

A
  • Union of ovum and sperm.
  • One sperm can enter the egg, but it takes hundred to to break through the outer layer of the ovum.
  • 23 chromosomes of the ovum and the gg unite to form a full set
23
Q

Embryo vs fetus

A

Embryo is the first 8 weeks. Fetus is month 3 to birth

24
Q

Order of development and life

A 
Ovum and sperm
Zygote
Morula
Blastocyst
Embryo
Fetus
Infancy
Childhood
Adolescent
Sesence
25
Q

Germ layers

A

Endoderm
Mesoderm
Ectoderm

26
Q

Endoderm

A

Lining of respiratory tract and GI tract

  • Lining of pancreatic, heptic, and urinary ducts
  • Various flands
27
Q

Mesoderm

A

Middle layer

  • Dermis of skin
  • Most muscles and bones
  • Many glands
  • Kidneys and glands
  • Components of circulatory system
28
Q

Ectoderm

A

Outer layer

  • Epidermis of skin
  • Cornea and lense
  • Muscles and nones of face
  • Brain and spinal chord

Anatomy Semester II (14 decks)

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