Finger Anatomy
What finger is the first digit?
Thumb
How many projections are there for a finger?
3
Which bones make up the palm of the hand?
Metacarpals
What are the projections for the hand?
PA
PA Oblique
Lateral
What does PA stand for?
posteroanterior
(posterior anterior)
Which finger is the 4th digit?
ring finger
What are the 3 projections of a finger?
PA
PA Oblique
Lateral
How many metacarpals are in the hand?
5
How many projections are there for a hand?
3
Who produced the first notable x-ray of his wife's hand?
Wilhelm Roentgen
Which bones make up the fingers?
Phalanges
How should a digit be placed on the image receptor for a PA projection?
flat against the image receptor
Where are the phalanges located?
in the digits of the hands
How much is the hand rotated for a PA Oblique projection?
45 degrees
What does IR stand for?
Image Receptor
Which digit only has two phalanges?
Thumb
How much is the finger rotated for a PA Oblique projection?
45 degrees
How many total bones are in the hand?
27
What type of lateral is a lateral projection of the hand?
fan lateral
Why is it named x-ray?
the X signified the unknown type of radiation
What are the names of the different phalanges in the 2nd-5th fingers?
Proximal
Middle
Distal
Which side of the finger is placed on the image receptor for a PA projection?
anterior
What groups of bones are in the hand?
Carpal
Metacarpals
Phalanges
Which side of the hand is placed on the image receptor for a PA projection?
anterior
Where are x-ray produced?
in the x-ray tube