TERMS
CELL
RADIATION PROTECTION
RADIOSENSITIVITY
MISC
100

This is loss of hair

What is epilation?

100

The basic component of all living organisms.

What are cells?

100

The ordering physician must consider this before ordering any x-ray exam.

What is benefit vs. risk?

100

the earliest observed effect of x-ray exposure

What is skin erythema?

100

X-rays were discovered on this date

What is November 1895

200

The transference of x-ray energy into the atoms of human tissue

What is absorption?

200

Name the 3 basic parts of the cell

What are the cell membrane, cytoplasm, and nucleus?

200

This occurs because of inadequate patient prep

What are repeat exams?

200

Immature tissue and organs

What is more radiosensitive?

200

This occurs because of the effects of radiation on organisms

What is ionization?

300

Any process that prevents x-rays form reaching the image receptor

What is attenuation?

300

Name 2 components of the nucleolus

What are DNA and RNA?

300

The place for the x-ray tech during an exposure

What is behind the wall barrier?

300

This Law established the basis for human radiosensitivity to ionizing radiation.

What is the Law of Bourgoine and Tribondeau?

300

Lifespan of lymphocytes

What is 24 hours?

400

This refers to when a cell does not die, but loses the ability to procreate

What is reproductive death?

400

Meiosis is also known as this

What is reduction division?

400

The cardinal principles of radiation protection

What are time, distance, and shielding?

400

the most radiosensitive cell epithelial or muscle

What are epithelial cells?

400
During ionization, this is removed from its energy shell

What is an electron?

500

ALARA

What is as low as reasonably achievable?

500

this is when a cell dies without attempting to divide

What is apoptosis?

500

Gonadal shields must meet what specifications

What is 0.25mm lead for 100 KVP or less?

500

This theory states that there is a specific molecule in a cell that must be hit with radiation in order to cause cell damage or cell death

What is the target theory?

500

This occurs when x-ray photon interacts with DNA

What is direct effect?