HAND Flashcards
What are the hands made up pf?
Phalanges and Thumb
How many bones are in the hands?
27 bones
The hand is subdivided into 3 parts, what are they?
Phalanges
Metacarpals]
Carpals
What are Phalanges?
#OF PHALANGES?
Phalanges are bones of the
THUMB AND DIGITS
- 14 PHALANGES”
What are Metacarpals?
#OF METACARPALS?
Metacarpals are bones of the
“PALMS”’
-5 METACARPALS
OF CARPALS
What are Carpals?
Carpals are bones of the WRIST”
-8 CARPALS
What are DIGITS NAMED BY ANS WHAT ARE THEY?
NUMBERS AND NAMES
-FIRST DIGIT-THUMB
-SECOND DIGIT-INDEX
-THIRD DIGIT-MIDDLE
-FOURTH DIGIT- RING
-FIFTH DIGIT- SMALL
What type of Bones are Phalanges?
LONG BONES
How are Phalanges shaped?
They have a Cylinder body and 2 Articular ends
How many Phalanges have 2 Articular ends?
9
How many phalange does the digit have?
3 Phanlange
(proximal, middle and distal).
How many phalanges does the thumb have?
The thumb only has two
(PROXIMAL AND DISTAL)
How many interphalangeal joints are found in the upper Extremity?
9
The proximal phalange is close to?
The palm of the hand
The distal phalange is further away from?
The palm of the hand
What are the parts each phalange have?
-Head and 2 articular ends
-base -proximally
-Neck- distally- fractures occur
What shape is the Distal Phalange?
Small and flatten
The first metacarpal (thumb) contains 2 small bones, what are they?
Sesamoid bone
(palmar aspect)
(Found below the neck)
What are the Metacarpal heads commonly known as?
KNUCKLES
(VISIBLE ON THE DORSAL HAND FLEXION)
Metacarpals are numberd from 1-5 beginning from?
The lateral side of the hand (THE THUMB)
Each Proximal phalanx articulates with?
Metacarpal bone
Which bone comprises the palm of the hand?
Metacarpals
Which joint is formed with the articulation of the proximal end of the middle phalanx of the ring finger?
Proximal Interphalangeal Joint of the 4th digit
Which joint is formed by the articulation of the distal end of the middle phalanx with the proximal end of the distal phalanx of the index finger?
The distal Interphalangeal joint of the second digit
Which joint is a hinge-type joint of the hand?
Interphalangeal Joint
Which bone articulates with the bases of metacarpal bones?
Carpals
Which joint of the hand is formed by the articulation of the head of a metacarpal with a digit?
Metocarpopahangeal Joint
Which joints of the hand are formed by the articulation of the bases of the metacarpals with the bones of the wrist?
Carpometacarpal joints
THE END OF HAND
END
