Body systems

Question 1

How is the body organized?

Answer 1

Cell - tissue - organ - system - organism

Question 2

Which are one type of the 4 types of major systems? And which is their major function?

Answer 2

Infrastructure systems:
Give structure, help other systems.
Skeletal.
Muscular
Cardiovascular or circulatory.
Nervous.

Question 3

Which are another type of the 4 types of major systems? And which is their major function?(2)

Answer 3

Regulation systems:
Give balance.
Endocrine.
Lymphatic or immune.
Urinary or renal.

Question 4

Which are another type of the 4 types of major systems? And which is their major function?(3)

Answer 4

Energy systems:
Distribute energy.
Respiratory
Digestive

Question 5

Which are another type of the 4 types of major systems? And which is their major function?(4)

Answer 5

Reproductive system:
Responsible of creating more life.

Question 6

What is the endocrine system responsible of?

Answer 6

It’s responsible of the production of hormones. Hormones are chemicals that balance our bodies functions.
The organs that form the endocrine system are called glands.

Question 7

Which are the six main glands in the endocrine system?

Answer 7

Pituitary, thyroid, adrenal, pancreas, ovaries, testes.

Question 8

Which is the pituitary’s main function, common disorders and which hormone does it produce?

Answer 8

Pituitary:
Hormone produced : growth hormone.
Function : body growth controls other glands.
Common disorders : dwarfism, gigantism.

Question 9

Which is the thyroid main function, common disorders and which hormone does it produce?

Answer 9

Thyroid:
Hormone produced : thyroxine.
Function: regulate metabolism temperature heart rate.
Common disorders : hypo, hyper thyroidism.

Question 10

Which is the adrenal main function, common disorders and which hormone does it produce?

Answer 10

Adrenal:
Hormone produced : adrenaline, cortisol, dopamine.
Function: controlled the reaction to fear,anger,excitement.
Common disorders: cushings ➖ addison. ➕

Question 11

Which is the pancreas main function, common disorders and which hormone does it produce?

Answer 11

Pancreas:
Hormone produced : insuline.
Function : regulate the levels of sugar in the blood.
Common disorders : diabetes.

Question 12

Which is the ovaries main function and which hormone does it produce?

Answer 12

Ovaries:
Hormone produced : estrogen.
Function: controls female traits.

Question 13

Which is the testes main function and which hormone does it produce?

Answer 13

Testes:
Hormone produced : testosterone.
Function : controls male traits

Question 14

What is the immune system?

Answer 14

A complex network of cells, tissues and organs that protect our body from pathogens

Question 15

What are pathogens and what are some examples of pathogens?

Answer 15

Pathogens are organisms that causes disease:
Bacteria virus, fungi .

Question 16

Which are the three levels of defence in the body?

Answer 16

1. Skin & mucus.
2. Inflammation & fever..
3. The immune system.

Question 17

Which are some of the four cells in the immune system that help us and how do they help us?

Answer 17

Helper T - cells: weapon cell that is perfect to fight the pathogen.
Macrophage : a huge cell that eats bacteria like crazy.
B-cells: cells that produce antibodies.(Antibodies: chemical substances that fight and clean pathogens.)
M-cells: cells that remember the pathogen to fight it again.