Exam (elaborations)
BONTRAGER; RADIOGRAPHIC POSITIONING- CHAPTER 4 AND 5 EXAM QUESTIONS AND ANSWERS
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BONTRAGER; RADIOGRAPHIC POSITIONING- CHAPTER 4 AND 5 EXAM QUESTIONS AND ANSWERS...
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How many bones comprise the phalanges of the hand? - ANSWER 14.How many bones comprise the carpal region? - ANSWER 8.
How many bones are in the metacarpals? - Answer: 5
What is the total number of bones that comprise the hand and wrist? -
ANSWER 27
Two parts of the thumb (first digit) are: - ANSWER Proximal phalanx
Distal phalanx
The interphalangeal (IP) joint is located between the two phalanges of the first
digit (thumb).
Between the first metacarpal and the proximal phalanx of the thumb? -
ANSWER: First metacarpophalangeal (MCP) joint
The three parts of each finger (second through fifth digit) are: - Proximal
phalanx.
Middle phalanx
.
Distal phalanx
,The three distal portions of each phalanx are: - Answer Head
Body (Shaft)
Base
What happens between the fourth digit's middle and distal phalanges? -
ANSWER Fourth distal interphalangeal (DIP) joint.
Between the carpals and the first metacarpals? - Answer: First Carpometacarpal
(CMC) joint.
Between the forearm and the carpal bones? - Answer: Radiocarpal.
Between the distal radius and the ulna? - Answer: Distal radioulnar.
T/F The whole metacarpal and trapezium must be displayed on all projections
of the thumb - TRUE
A _______ bone is usually seen close to the metacarpophalangeal (MCP) joint
of the thumb—answer Sesamoid bone.
Which carpal bone does the first metacarpal articulate with? - Answer:
Trapezium
Which carpal bone does the second metacarpal articulate with? - Answer:
Trapezoid.
, Which carpal bone does the third metacarpal articulate with? - Answer Capitate
Which carpal bone does the fourth and fifth metacarpal articulate with? -
Answer: Hamate
Which carpal bones have a "hooklike" process? - Answer: Hamate
Which carpal bone is the most usually fractured? - Answer: Scaphoid.
Which is the largest carpal bone? - Answer Capitate
Which two carpal bones appear most anteriorly on a lateral wrist radiograph? -
ANSWER: Scaphoid and trapezium.
Which wrist ligament connects the styloid process of the radius to the lateral
side of the scaphoid and trapezium bones? - ANSWER: Radial collateral
ligament
What are the two specific turning or bending postures of the hand and wrist that
show the medial and lateral aspects of the carpal region? - ANSWER Radial
deviation (medial).
Ulnar deviation (lateral).
What is the most typical turning or bending position of the hand and wrist for
detecting a scaphoid fracture? - ANSWER Ulnar deviation.
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