Intro to Cells
If you counted all the cells in your body you would have...?
Tens of Trillions Cells
Why do muscle cells have a lot of mitochondria?
Because they need a lot of energy
What are the skeletal and muscular systems made of?
The bones and muscles in the body
How many types of digestion are there and what are they?
Two types: Mechanical and Chemical
What is another name for short-term memory?
Working memory
The smallest bacteria are so small that 2,000,000 could fit on...?
The head of a pin
Why is a cell-like a kitchen?
Because both have different parts that have a specific shape and function that allows it to do its job
How do muscles cause movement?
When they contract or shorten
How many lobes do a human lungs have?
5
What does the excretory system do?
It gets rid of waste and regulates water.
What does it mean if multicellular organisms are specialized?
What are three structures that are NOT in animal cells are...?
A cell wall, chloroplasts, and a central vacuole
What connects bones to other bones?
Ligaments
Are the lungs more like balloons or sponges?
Sponges
What hormone does the pancreas create?
Insulin
It's one cell or all of its cells working together
Cells must remain small to survive because...?
As the cell gets bigger, it needs more substances and produces more waste. If this happens, the volume of the cytoplasm in the cell increases faster than the surface area. At that point, the cell membrane wouldn't be able to control what goes in or out of the cell.
How do the skeletal and muscular systems work together?
The muscles pull the bones causing movement
About how many liters of blood are circulating in the human body?
5 liters
What is the purpose of the immune system?
It protects the body from disease. The parts of the immune system fight off invaders such as bacteria, viruses, fungi, and toxins?
Why do people confuse bacteria and viruses?
Both can make you sick, but a bacterium is a living thing and a virus is not
How many parts of the cell are there and what are the names? (hint your analogy project included all)
There are 9 parts and they are :Cell membrane/Cell wall, Nucleus, Ribosomes, Endoplasmic Reticulum, Mitochondria, Chloroplasts, Golgi Apparatus, Lysosomes, Vacuole
What function does the skeletal system provide?
Support an organism's body, protect internal structures, allow the body to move, and provide overall structure and shape
What gas does the bloodstream try to take in and put out?
Oxygen and Carbon dioxide
What are the 5 memory strategies?
Mental image, memory palace, chunking, linking, first letters