Homeostasis
Positive or Negative
Feedback Loops
Levels of Organization
The Cell
100
The ability of an organism to maintain a stable internal environment.
What is homeostasis!
100

Pregnancy

What is Positive

100
The two types of feedback loops
What is Positive and Negative Feedback
100

smallest level of organization in the body

what is a cell

100

This is the basic building block of life

The cell

200
Disrupts homeostasis
What is disease or illness!
200

A young child is ill and refuses to cover up and sweats

What is negative

200
An INCREASE in one action causes an INCREASE in another
What is positive feedback
200
Largest level of organization within the body

What is the body

200

This organelle is the "powerhouse" of the cell that creates energy for the cell to use

What is the mitochondria

300
Name three things your body needs to survive

What is answers vary

300

A butcher slices his finger and his finger starts to bleed

What is positive

300
An example of positive and negative feedback
What is Positive Feedback- Childbirth Negative Feedback- Heat in your house, Fever in the body, and Blood Glucose Regulation
300

Name three organs

What is answers will vary

300

This organelle reads mRNA and synthesizes proteins

What are ribosomes

400

True or False: Homeostasis only occurs in humans

What is False

400

A runner is dehydrated

What is negative

400
Most common feedback in the body and nature
What is negative feedback
400

Name 3 organ systems

What is varies

400

This organelle acts as a barrier and keeps unwanted substances out of the cell

What is the cell membrane

500
If homeostasis is not achieved this occurs...
What is death!
500

a man faints

What is negative feedback

500
The control of body temperature, heart rate, and the concentration of sugar in the blood are all regulated by
What is feedback mechanism
500

Name the 5 levels of organization

Cell, Tissue, Organ, Organ System, Organism (body)

500

This is the fundemental difference between eukaryotic and prokaryotic cells

What are membrane-bound organelles

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