Parts of a cell
What controls what goes in and out of a cell?
The cell membrane
What is the name of the flat part of a microscope where you sample sits?
The stage
Where is the smallest bone in the human body found?
The ear
What is the simplest thing that can be thought of as being alive on its own?
A cell
Name a PLANT organ
Roots, stem, leaves, flowers (etc)
Do animal cells have cell walls?
No, only plants have cell walls
Why do samples need to be very thin when using a light microscope?
So the light can get through the sample!
What do vertebrae do?
Form the spinal column. Or protect the spinal chord.
What is a tissue
No points for kleenex
A tissue is a group of similar cells working together to do a job
Biceps and triceps are an __________ muscle pair
antagonistic
What happens in mitochondria
Energy release
What do you call the lens which is nearest to the stage on a light microscope?
The objective lens
Name 2 organs protected by your ribcage
Brain and heart
What is another word for a plant, an animal, a bacterium, a fungus or any living thing?
An organism
What is the cytoplasm?
The jelly like substance in cells where the chemical reactions occur
Do animal cells have mitochondria?
Yes. (Energy release is vital for life!)
What stain would be suitable for viewing onion cells?
Iodine
What is the name of the biggest bone in the human body, found in your thigh?
Femur
What is the function of the respiratory system
Getting oxygen into your body and carbon dioxide out!(Gas exchange)
Put your left hand on your humerus and your right hand on your pelvis, bend a hinge joint and repeatedly say the name of the biggest bone in the body all at the same time.
Left hand should be on upper right arm
Right hand on hip area
Bending knees (or elbow, but that's tricky)
Saying femur
Name 3 things that plant cells have and animal cells do not!
Chloroplast
Permanent vacuole
How do you calculate the magnification you are viewing a sample at (you know the magnification of the objective and eyepiece lenses)
You multiply them together (Magnification = eyepiece magnification x objective magnification)
Why do babies have more bones than adults?
Because some of their bones (like the skull) fuse together when growth is complete.
Name 5 organ systems
Mrs Slade will decide if this is right - you could have
Respiratory, Reproductive, nervous, circulatory, skeletal
but there are lots of others!
With your eyes shut, spell the name of the part of a cell where energy release occurs.
M I T O C H O N D R I A
(or if there's only one, it should really be
M I T O C H O N D R I O N