This is an axial magnetic resoance image.
Why are the various tissues dark and bright?
Why is there a little unattached loop on the left ear?
Why are the eyes and brain darker in this image? What are the black circles in the brain?
What is changing in these images?
What is changing in these images?
How can we take sagittal images without killing the person?
Are bones dark or bright?
What is this bright spot in the lower mouth?
A coronal slice through the distal humerus.
Are bones dark or bright?
Why do marrow and fat have the same intensity?
A Sagittal slice through the knee.
I ask again, are bones dark or bright?
What is this texture in the bones?
What does MRI tell us about the knee? (Hint: football teams use MRIs.)
This is an image of the wrist. Now do you believe there is texture?
What causes the texture?
Here are two coronal images of the shoulder.
Which one should we operate on and why?
Here are two Sagittal images of the same neck.
What was changed and why?
How can we combine these three images to make a color image?
What do the colors mean?
What will it take for MRI replace x-ray mammogaphy?
Where is the detail in this breast image?
How does this instrument worrk?
Why is this bird cage looking object needed to take the previous head images?
Why does this coil fit so tightly?
Why are there so many types of imaging coils?
This is a pictre of the spine.
Why do radiologists love the intensity rolloff in this image?
Why is this ball used to test the performance of the imager?
What is it filled with?
What are these black circles? Why are they dark?
Why is this line across the bottom of the image?
Why is there a space between the fat and muscle?
What happened to this person's mouth?
What happened to the back of this person's head?
Do you want to change your answer to the last question based on this image?
Thk=10mm
Thk=3mmWhy has the resolution changed?
Why is this breast split in two?
This is an image of flowing blood in the head.
How is is taken?
Do you believe it now?
This is coronal MR angiogram of the chest and neck of a F-6y.
What do the various intensities mean?
Can you guess where MRA is used most?
How can MRI map brain fnction?