Quiz 1 Flashcards
How many phalanges are in each hand?
14
How many digits are in each hand?
5
How many metacarpals are in each hand?
5
How many carpals are in each hand?
8
What is the total number of bones in each hand and wrist?
27
What is the total number of joints in each hand?
19
Name the bones which compromise the first digit:
Proximal Phalanx
Distal Phalanx
Name the bones which compromise the 2nd-5th digits:
2nd-5th Proximal Phalanx
2nd-5th Middle Phalanx
2nd-5th Distal Phalanx
What are the names of the joints formed by the phalanges of the first digit (thumb) from proximal to distal?
1st Metacarpophalangeal Joint
1st Interphalangeal Joint
What are the names of the joints formed by the phalanges of the 2nd-5th digits from proximal to distal?
2nd-5th Metacarpophalangeal joint
2nd-5th Proximal Interphalangeal joint
2nd-5th Distal Interphalngeal joint
How are the fingers numbered?
1st-5th digit (thumb-pinky); lateral-medial
What are the alternative names for the five fingers?
1st-5th digits
What is the anatomical name for the bones of the palm?
Metacarpals
How are the metacarpal bones numbered?
1st (lateral)- 5th (Medial)
On which side of the hand is the 1st metacarpal?
Lateral
On which side of the hand is the smallest finger?
Medial
What is the name of the distal metacarpal joints?
Metacarpophalngeal joint
What is the name of the proximal metacarpal joints?
Carpometacarpal joint
What are the names of the carpal bones located in the proximal row (from lateral- medial)?
A. Scaphoid
B. Lunate
C. Triquetrum
D. Pisiform
A. Scaphoid or __________.
Navicular
B. Lunate or __________.
Semilunar
C. Triquetrum or ___________ or __________
Triangular; Cuneiform
What are the names of the carpal bones in the distal row (from lateral-medial)?
E.Trapezium
F. Trapezoid
G. Capitate
H. Hamate
E. Trapezium or ___________
Greater Matangular
F. Trapezoid or __________.
Lesser Matangular
G. Capitate or ___________.
Os Magnum
H. Hamate or __________ or ___________
Hamulus; Unciform
What is the carpal sulcus (canal or tunnel)?
It is a deep groove or concavity that the nerves of the hand run through.
Which is the largest carpal bone?
Capitate
Which is the smallest carpal bone?
Pisiform
What carpal bone is most commonly fractured?
Scaphoid (Navicular)