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Science 7A > Human Body Systems: Part 2 > Flashcards

Human Body Systems: Part 2 Flashcards

1
Q

What is the hormone that causes the development of facial hair and a deep voice?

A

Testosterone

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2
Q

What is a hormone that causes the development of the female reproductive system?

A

Estrogen

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3
Q

What is the monthly discharge of blood and tissue from the uterus?

A

Menstruation

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4
Q

What is the cell created after the cell division of the zygote?

A

Embryo

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5
Q

What is the organ where the human embryo grows?

A

Uterus

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6
Q

What provides the embryo with oxygen and nutrients, and carries away wastes through the umbilical cord?

A

Placenta

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7
Q

What is the developmental stage between age 2 and puberty?

A

Childhood

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8
Q

What is the development stage from puberty to adulthood?

A

Adolescence

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9
Q

What is the fertilized combination of an egg cell with a sperm cell?

A

Zygote

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10
Q

What are the three 3-month periods that divide the nine months of pregnancy?

A

Trimesters

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11
Q

What does STI stand for?

A

Sexually Transmitted Infections

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12
Q

What body system is a part of the external defense of the Immune System?

A

Integumentary System

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13
Q

What are foreign materials that can trigger and activate an immune response in your body?

A

Antigen(s)

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14
Q

What are white blood cells that coordinate the immune response and attack infected body cells?

A

T Cells

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15
Q

What is a substance prepared from killed or weakened pathogens?

A

Vaccine

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16
Q

What body system is the body’s defense against diseases and harmful germs?

A

Immune System

17
Q

What are cells that make antibodies that attach to specific antigens?

A

B Cells

18
Q

What is an immune system reaction to a harmless or common substance?

A

Allergy

19
Q

What is an organism, virus, or protein that causes disease?

A

Pathogen

20
Q

What is a life-threatening, severe allergic response of the immune system?

A

Anaphylaxis

21
Q

What are the respiratory symptoms of anaphylaxis?

A

shortness of breath, wheezes, lung constriction, and low blood oxygen levels

22
Q

What is a way of delivering epinephrine immediately into the body?

A

An Autoinjector, or EpiPen

23
Q

What is a hormone that causes blood vessels to narrow and the blood pressure to increase?

A

Epinephrine, also known as Adrenaline

24
Q

What are disorders of the immune system that generally protect us from disease and infection?

A

Allergies

Science 7A (7 decks)

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