Unit 1 Quiz Flashcards
1
Q
What is the most abundant atom in the body?
A
hydrogen
2
Q
Protons have what kind of charge?
A
positive
3
Q
What kind of charge do neutrons have?
A
neutral/no charge
4
Q
Electrons have what kind of charge?
A
negative
5
Q
The principles of MRI rely on?
A
the spinning motion of specific nuclei present in biological tissues
6
Q
The laws of electromagnetic induction refer to three individual forces (also known as)
A
motion, magnetism, and charge (Faraday’s Law)
7
Q
At 1.0T the precessional frequency of Hydrogen is
A
42.57 MHz
8
Q
The _______ is the time from the application of the pulse to the peak of the signal induced in the coil
A
TE
