Quiz 4- Wrist And Hand
(288).jpg "Quiz 4- Wrist And Hand - Quiz")
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- 1.The Prime movers for wrist extension are:
- A.
ECRL, ECRB, ECU
- B.
ECRL & ECRB
- C.
ECU, EPB, EPL
- D.
EDC
- 2.The prime movers for wrist radial deviation are:
- A.
ECU, FCU
- B.
FCR, ECRL, ECRB
- C.
ECRL, ECRB, ECU
- D.
ECRL, ECRB, FPL
- 3.All of the following statements describe the function of the arches of the hand except which one?
- A.
The arches of the hand allows the hand to shape itself around an object
- B.
The arches of the hand allows the hand to expand or flatten itself for weight bearing
- C.
The arches of the hand help to direct the fingers during grasp
- D.
The arches of the hand are comprised of longitudinal arches, horizontal arches, and vertical arches
- 4.What are the primary movers to release a grasp?
- A.
EDC, extensor mechanism, EPL, EPB
- B.
EDC & lumbricals, interossei
- C.
FDP, FDS, EPL, EPB
- D.
ECRL, ECRB, EDC
- 5.What is the major functional role of the interossei muscles?
- A.
The interossei muscles allow for precise adjustments of finger position when handling small objects
- B.
The interossei muscles allow for adjustments of the fingers to add power to grip
- C.
The interossei muscles allow for precise adjustments of thumb position when handing small objects
- D.
The interossei muscles allow for adjustments of the fingers and thumb during power grip
- 6.You are evaluating a patient's hand. You notice that the patient is posturing his hand w/ his little and ring fingers in a "claw" position. Pt. also demonstrates weakness of grip and an inability to oppose the little finger to thumb. What might this information indicate?
- A.
The patient has damage to his radial nerve
- B.
The patient has damage to his ulnar nerve
- C.
The patient has damage to his median nerve
- D.
The patient has damage to both his ulnar and median nerve
- 7.What is the finest (Most precise) form of prehension or hand grasp that can be accompanied by someone without intact hand musculature, but who has active wrist extension (example: sowmeone w/ a spinal cored injury above C-7)?
- A.
Pad-to-pad grip
- B.
Cylindrical grip
- C.
Spherical grip
- D.
Lateral pinch grip
- 8.When measuring joint ROM of wrist radial deviation or ulnar deviation using a goniometer, which carpal bone is used as the landmark for the axis of the goiniometer?
- A.
Lunate
- B.
Capitate
- C.
Scaphoid
- D.
Hamate
- 9.The intrinsic muscles of the thumb include which of the following muscles?
- A.
Abductor pollicus brevis, Flexor Pollicus Brevis, Adductor Pollicus, Opponens Pollicus
- B.
Abductor pollicus Longus, Extensor pollicus brevis, Adductor Pollicus, Opponens Pollicus
- C.
Abductor pollicus brevis, extensor pollicus longus, abductor pollicus longus
- D.
Extensor Pollicus brevis, Flexor pollicus longus, Flexor pollicus brevis, Opponens Pollicus
- 10.What is the difference in mobility of the 2nd and 3rd CMC joints as compared to the 4th and 5th CMC joints and why does this difference impact function?
- A.
Very little motion occurs at the 2nd and 3rd CMC joints as compared to the 4th and 5th CMC joints. The limited ROM of the 2nd and 3rd CMC joints provide stability for grasp functions of the muscles of the hand
- B.
More motion occurs at the 2nd and 3rd CMC joints as compared to the 4th and 5th CMC joints. The increased ROM of the 2nd and 3rd CMC joints provides mobility for grasp functions of the muscles of the hand
- C.
Very little motion occurs at the 4th and 5th CMC joints as compared to the 4th and 5th CMC joints. The limited ROM of the 4th and 5th joints provide stability for grasp functions of the mucles of the hand.
- D.
The same motion occurs at the 4th and 5th CMC joints as compared to the 2nd and 3rd CMC joints. The equality ROM of all the CMC joints provides stability and mobility for grasp functions of the muscles of the hand
- 11.Which of the following statements best describes a function of the annular pulleys?
- A.
The annular pulleys help to prevent bow-stringing of the tendons of EDC
- B.
The annular pulleys help to hold the extensor tendons in place
- C.
Then annular pulleys help to prevent bow-stringing of the tendons of FDS and FDP
- D.
The annular pulleys help to provide stabilization at the wrist
- 12.What is the major difference in the movement control at the elbow aned shoulder when you use a power grip to manuipulate a object compared to when you use precision handling to manipulate an object?
- A.
When you using precision handling grip, movement occurs at the elbow and shoulder to move/transport object in space. When using power grip, movement occurs at finger joints, with elbow and shoulder in a stable position hen object is moved.
- B.
When using power grip, movment occurs at the shoulder and fingers to move/transport object in space. when using precision handling, movement occurs at the elbow, with shoulder and fingers in a stable position when object is moved.
- C.
When using power grip, movement occurs at elbow and shoulder to move/transport object in space. When using precision handling, movement occurs at finger joints, with the elbow and shoulder in a stable position when object is moved.
- D.
When using a power grip, movement occurs at elbow to move/transport object in space. When using precision handling, movement occurs at shoulder joints, with elbow and fingers in a stable position when object is moved.
- 13.What is the closed packed position of the wrist?
- A.
Full wrist extension
- B.
Full wrist flexion and full wrist extension
- C.
Full wrist extension and full radial deviation
- D.
Full wrist extension and full ulnar deviation
- 14.What is the normal end feel for radial deviation and why?
- A.
Normal end feel is firm and hard. Action stopped by ligaments and boney contact of radius and scaphoid.
- B.
Normal end feel is firm and hard. Action is stopped by ligaments and boney contact of ulna and triquetrium.
- C.
Normal end feel is firm. Action is stopped by ligaments
- D.
Normal end feel is soft and firm. Action stopped by ligaments and muscle contact of thenar eminence and ECRL and ECRB
- 15.Which of the following statements best describes the action of the fingers and thumb during inhand manipulation of palm to finger translation?
- A.
The in-hand manipulation of palm to finger translation involves the ability to use one hand only to side an object between the fingers and thumb in a linear direction.
- B.
The in-hand manipulation of palm to finger translation involves the ability to use one hand only to rotate a small object within the hand by using the fingers and thumb.
- C.
The in-hand manipulation of the palm to finger translation invloves the ability to use one hand only to move a small object from the pads or tips of the fingers and thumb and move it to the palm of the hand
- D.
The in-hand manipulation of palm to finger translation involves the ability to use one hand only to move a small object from the palm of the hand and move it to the pads or tips of the fingers and thumb
- 16.
Identify the grasp pattern and whether it is a power or precision grip.- A.
Pad-to pad grasp; precision grip
- B.
Cylindrical grasp; power grip
- C.
Tip-to-tip grasp; precision grip
- D.
Inter-digital grasp; precision grip
- 17.Which muscles of the thumb are affected in De Quervain’s tenosynovitis?
- A.
FPL, EPB, Adductor Pollicus
- B.
EPL, FPB, Opponens Pollicus
- C.
EPL, EPB, Abductor Pollicus Longus
- D.
EPB, Abductor Pollicus brevis, FPB
- 18.
Describe the bilateral function and hand grasp used in the following picture:
- A.
Bilateral symmetrical patterns; both hands using pad-to-pad grip
- B.
Bilateral symmetrical patterns; both hands using a lateral pinch grip
- C.
Bilateral asymmetrical patterns; one hand using a lateral pinch grip and other hand using a pad-to-pad grip
- D.
Bilateral symmetrical pattern; both hands using tip-to-tip grip
- 19.
Describe the grasp pattern and whether it is a power or precsion grip:
- A.
Pad-to-pad grasp; precision grip
- B.
Spherical grasp; power grip
- C.
Inter-digital grasp; precision grip
- D.
Lateral pinch grasp; precision grip
- 20.In wrist injury, which carpal bone is the most frequently fractured?
- A.
Trapezium
- B.
Lunate
- C.
Capitate
- D.
Scaphoid
- 21.Which wrist position is least effective for grasp?
- A.
Full wrist flexion and full radial deviation
- B.
Full wrist extension and full ulnar deviation
- C.
Full wrist flexion or full wrist extension
- D.
Full wrist extension and full radial deviation
- 22.What is the major function role of the interossei muscles?
- A.
Allows for adjustments of fingers to add power to grip
- B.
Allows for precise adjustments of finger position when handling small objects
- C.
Allows for precise adjustments of thumb position when handling small objects
- D.
Allows for adjustments of fingers and thumb during power grip
- 23.How does ROM in the MCP joints change from the 2nd figner to the 5th finger and why does this difference impact function?
- A.
Joint ROM of MCP joint decreases from radial side of the hand to ulnar side of the hand. This decrease in ROM helps the ulnar side of the hand shape itself around objects during grasp and adds power to grasp
- B.
Joint ROM of MCP joint stays the same from radial side of the hand to ulnar side of the hand. This allows the ROM of the MCP joints to add precision control to grasp
- C.
Joint ROM and MCP joint increases from ulnar side of the hand to radial side of the hand. This increase in ROM helps the radial side of the hand shape itself around objects during grasp and adds precision to grasp
- D.
Joint ROM and MCP joint increases from radial side of the hand to ulnar side of the hand. This increase in ROM helps the ulnar side of the hand to shape itself around objects during grasp and adds power to grasp
- 24.Functions of the volar plate incude all of the following EXCEPT which one?
- A.
The volar plate increases contact surface for the metacarpal head
- B.
The volar plate helps limit hypertension of MCP joints
- C.
The volar plate prevents bow-stringing of the tendons of FDS & FDP
- D.
The volar plate prevents pinch of the flexor tendons at the MCP joint
- 25.How would you position the arm when testing hand strength using a dynamometer? How many times do you ask your patient to squeeze the dynamometer and how do you record the score?
- A.
Arm should be positioned with shoulder abducted to 90 degrees and with the elbow at 90 degrees. Have patient squeeze the dynamometer 2 times and record the highest score.
- B.
Arm should be positioned with shoulder adducted and next to the body and with the elbow at 90 degrees. Have patient squeeze the dynamometer 3 times and record the average score.
- C.
Arm should be positioned with shoulder adducted and next to the body and with the elbow fully extended. Have patient squeeze the dynamometer 4 times and record the average score.
- D.
Arm should be positioned with shoulder adducted and externally rotated and with the elbow at 90 degrees. Have patient squeeze the dynamometer 3 times and record the highest score.
.jpeg "Describe the bilateral function and hand grasp used in the following picture:")
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