Medical Quiz

Upper Limb Quiz


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Joints between two phalanges are known as?

A. Interphalangeal Joint

B. MCP

C. MTP

D. Fibula Cartilage


Grids are generally not required unless the anatomy measures greater than _____ cm in thickness

A. Grids are never required for x-rays

B. 10cm

C. 15 ft

D. 10in


In what position should the hand be for an AP elbow projection?

A. True lateral

B. Supinated (palm up)

C. Pronated (palm down)

D. Lateral with Medial obliquity


The bones that make up the wrist are called?

A. Metatarsals

B. Metacarpals

C. Tarsals

D. Carpals


Which of the following actions will lead to the proximal radius crossing over the ulna?

A. Pronation of the hand

B. Pronation of the foot

C. Supination of the hand

D. Supination of the foot


From a pronated position, which of the following is required for a PA oblique projection of the fourth digit of the hand?

A. Hand should be supinated

B. No rotation is needed

C. 45-degree lateral rotation

D. 45-degree medial rotation


Which bones make up the palm of the hand?

A. Carpals

B. Metatarsals

C. Tarsals

D. Metacarpals


Identify the total number of phalangies in the hand.

A. 3

B. 12

C. 14

D. 27


Which bone of the forearm contains the coronoid process?

A. Radius

B. Ulna

C. Tibia

D. Fibula


A radiograph of the elbow demonstrates the radius directly superimposed over the ulna and the coronoid process in profile. Which projection of the elbow has been performed?

A. PA (external) rotation acute

B. AP with medial rotation

C. AP no rotation

D. Medial (internal) rotation oblique


Why is it important to keep the phalanges parallel to the IR for a PA oblique projection of the hand?

A. To intake scatter raditation

B. Prevents foreshortening of phalanges and obscuring of interphalangeal joints.

C. So you don’t have to do other views requested by radiologist

D. To prevent scatter radiation


Which of the carpal bones is considered to be the largest?

A. Schapoid

B. Capitate

C. Lunate

D. Pisiform


A radiograph of a PA oblique of the hand reveals that the midshaft of the fourth and fifth metacarpals is superimposed. What specific positioning error has been committed?

A. 3.14

B. there’s no error

C. Insufficient rotation of the hand and or wrist laterally

D. Excessive rotation of the hand and or wrist laterally


How many phalanges are found in the thumb?

A. 2

B. 3

C. 5

D. 1


What surface of the hand is in contact with the IR when performing a lateral projection of the wrist?

A. Medial Surface

B. Lateral Surface

C. It free floats to enable good magnification and SID


What are the names of the carpals in the proximal row?

A. Scaphoid, Triquetrum, Pisiform, Lunate

B. Scaphoid, Tapezium, Hamate, Ulna

C. Schapoid, Triquetrum, Pisiform, Cuboid

D. Radius, ulna, tibia, fibula


What two bony landmarks are palpated for positioning of the AP elbow?

A. Corocoid and olecranon process

B. Humeral malleoli

C. Humeral epicondyles

D. Greater and lesser trochanters


A general positioning rule is to place the long axis of the part ____ to the long axis of the image receptor.

A. Oblique for better positioning

B. Parrallel

C. Parrallel and perpendicular

D. It’s this one.. trust me


How many bones make up the wrist?

A. there’s no bones in wrist just joints

B. two rows of four bones each

C. three rows of five bones each

D. four rows of three bones


A radiograph of an AP oblique elbow with medial rotation reveals that the radial head is superimposed over part of the coronoid process. What positioning error has been committed?

A. Insufficient medial rotation

B. I didn’t study enough to know :'(

C. Excessive medial rotation

D. Excessive lateral rotation


What surface of the the hand is in contact with the IR when performing a PA projection of the wrist?

A. Medial Surface

B. Anterior Surface

C. Posterior Surface

D. Lateral Surface


How should the original analog kVp range be changed with a fiberglass cast applied for a wrist or forearm radiographic procedure?

A. Decrease 3 to 4 kVp

B. Increase 3 to 4 kVp.

C. Increase the mAs to change the kVp

D. No change needed


how many phalanges are found in each of the following individual digits: 2,3,4,and 5

A. 2

B. 3

C. 4

D. 13


True or False: The ulna is located in the medial side and follows the 5th digit.

A. FALSE

B. TRUE

C. the ulna follows thumb


The most distal bones of the hand are the?

A. Carpals

B. Metacarpals

C. Phalanges

D. Distal interphalangeal joints




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