Upper Limb Flashcards
Which bone classification are the metacarpals?
Long
Which bone classification are the carpal bones?
Short
Which bones articulate with the heads of the metacarpal bones?
Proximal phalanges
What group of bones articulates with the bases of metacarpal bones?
Carpals
What part of a metacarpal bone(base or head) forms part of each metacarpophalangeal joint?
Head
Which of the following types of upper limb joints are formed in part by the bases of the metacarpals?
Carpometacarpals
How are the metacarpals identified?
Numbered 1 through 5 from lateral to medial
What is the most distal portion of each metacarpal?
Head
How many proximal, middle, and distal phalanges are found in one hand?
Proximal: 5
middle: 4
Distal: 5
What kinds of movements do the interphalangeal joints allow?
Flexion and extension
What other name refers to the radiocarpal joint?
Wrist joint proper
List the names of the two bones that comprise the forearm, and indicate which bone is lateral and which bone is medial
Radius- lateral
Ulna- medial
On which end of the radius (proximal or distal) is the styloid process located?
Distal
On which end of the radius (proximal or distal) is the radial head located?
Proximal
On which end of the ulna (proximal or distal) is the styloid process located?
Distal
On which end of the ulna (proximal or distal) is the olecranon process located?
Proximal
Which two bony processes are located on the proximal end of the ulna?
Olecranon process and coronoid process
Which of the following is located on the proximal ulna?
A. Ulnar notch
B. Humeral notch
C. Trochlear notch
Trochlear notch
On which bone is the trochlear notch located?
Ulna
Which joint do the radial notch of the ulna and the head of the radius form?
Proximal radioulnar
Which joint do the head of the ulna and the ulnar notch of the radius form?
Distal radioulnar
With which of the following structures of the distal humerus does the radial head articulate?
A. Trochlear
B. Capitulum
C. Lateral epicondyle
D. Medial epicondyle
Capitulum
With which of the following structures of the distal numerous does the trochlear notch articulate?
A. Trochlea
B. Capitulum
C. Lateral epicondyle
D. Medial epicondyle
Trochlea
With reference to the capitulum, where is the trochlea located?
Medial
Name each of the articulations of the humerus?
Humeroulnar
Humeroradial
Scapulohumeral
Name each fossa found on the distal humerus, and indicate on which surface each is located
Coronoid fossa ( anterior surface)
Olecranon fossa (posterior fossa)
