Question 1

Which of the following grips is MOST LIKELY to be used to carry an object over a sustained period of time?

Accepted Answer

A) Hook 
B) Precision 
C) Power 
D) Pulp-to-pulp 
A) Hook 
B) Precision 
C) Power 
D) Pulp-to-pulp A

Question 2

Which of the carpometacarpal joints is the most stable functioning as the central pillar of the hand?

Accepted Answer

A) Second 
B) Third 
C) Fourth 
D) Fifth 
A) Second 
B) Third 
C) Fourth 
D) Fifth B

Question 3

A person with a C6 spinal cord injury uses a tenodesis action at the wrist and hand to pick up objects.Which of the following statements BEST describes hand muscle function to grasp the object during this action?

Accepted Answer

A) Isometric contraction of finger flexors with concentric contraction of wrist extensors 
B) Isometric contraction of finger flexors and wrist extensors 
C) Concentric contraction of wrist extensors with passive stretching of finger flexors 
D) Eccentric contraction of wrist extensors with passive stretching of finger flexors 
A) Isometric contraction of finger flexors with concentric contraction of wrist extensors 
B) Isometric contraction of finger flexors and wrist extensors 
C) Concentric contraction of wrist extensors with passive stretching of finger flexors 
D) Eccentric contraction of wrist extensors with passive stretching of finger flexors C

Question 4

What is the function of the wrist flexor and extensor retinaculum?

Accepted Answer

A) Increases strength of finger flexor and extensor muscles 
B) Protects the carpals against fractures 
C) Counters ulnar and radial deviation stresses 
D) Prevents bowstringing of finger flexor and extensor tendons 
A) Increases strength of finger flexor and extensor muscles 
B) Protects the carpals against fractures 
C) Counters ulnar and radial deviation stresses 
D) Prevents bowstringing of finger flexor and extensor tendons

Question 5

What is the function of the wrist muscles during a cylindrical power grip of the hand?

Accepted Answer

A) Stabilize wrist in slight extension and ulnar deviation 
B) Stabilize wrist in neutral and ulnar deviation 
C) Stabilize wrist in slight extension and radial deviation 
D) Stabilize wrist in neutral and radial deviation 
A) Stabilize wrist in slight extension and ulnar deviation 
B) Stabilize wrist in neutral and ulnar deviation 
C) Stabilize wrist in slight extension and radial deviation 
D) Stabilize wrist in neutral and radial deviation

Question 6

What motion is produced when extensor carpi ulnaris and flexor carpi ulnaris are activated together?

Accepted Answer

A) Ulnar deviation 
B) Wrist flexion 
C) Radial deviation 
D) Wrist extension 
A) Ulnar deviation 
B) Wrist flexion 
C) Radial deviation 
D) Wrist extension

Question 7

Which of the following degrees represents the functional position of the wrist and hand?

Accepted Answer

A) 20° wrist extension, 10° ulnar deviation, 45° metacarpophalangeal (MCP) flexion, 30° proximal interphalangeal (PIP) flexion, slight distal interphalangeal (DIP) flexion 
B) Neutral wrist extension, 10° ulnar deviation, 45° MCP flexion, 30° PIP flexion, slight DIP flexion 
C) 20° wrist extension, 10° radial deviation, 30° MCP flexion, 20° PIP flexion, slight DIP flexion 
D) 45° wrist extension, 10° radial deviation, 30° MCP flexion, 20° PIP flexion, slight DIP flexion 
A) 20° wrist extension, 10° ulnar deviation, 45° metacarpophalangeal (MCP) flexion, 30° proximal interphalangeal (PIP) flexion, slight distal interphalangeal (DIP) flexion 
B) Neutral wrist extension, 10° ulnar deviation, 45° MCP flexion, 30° PIP flexion, slight DIP flexion 
C) 20° wrist extension, 10° radial deviation, 30° MCP flexion, 20° PIP flexion, slight DIP flexion 
D) 45° wrist extension, 10° radial deviation, 30° MCP flexion, 20° PIP flexion, slight DIP flexion

Question 8

Which of the following bones forms a saddle joint with the base of the first metacarpal?

Accepted Answer

A) Hamate 
B) Trapezoid 
C) Capitate 
D) Trapezium 
A) Hamate 
B) Trapezoid 
C) Capitate 
D) Trapezium

Question 9

What wrist motion occurs as the wrist moves toward the thumb side in the frontal plane around a sagittal axis?

Accepted Answer

A) Flexion 
B) Ulnar deviation 
C) Extension 
D) Radial deviation 
A) Flexion 
B) Ulnar deviation 
C) Extension 
D) Radial deviation

Question 10

A person has 85° of passive right wrist flexion, 45° of extension, and 21° of ulnar and radial deviation.Which directions of motion are limited for this person compared with the average norms?

Accepted Answer

A) Extension, radial deviation 
B) Flexion, radial deviation 
C) Extension, ulnar deviation 
D) Flexion, ulnar deviation 
A) Extension, radial deviation 
B) Flexion, radial deviation 
C) Extension, ulnar deviation 
D) Flexion, ulnar deviation

Question 11

Which of the following muscle groups have a common proximal attachment on the lateral humeral epicondyle and supracondylar ridge?

Accepted Answer

A) Finger flexors 
B) Wrist flexors 
C) Finger extensors 
D) Wrist extensors 
A) Finger flexors 
B) Wrist flexors 
C) Finger extensors 
D) Wrist extensors

Question 12

Which of the following muscles stabilize the wrist during a powerful grip by the hand?

Accepted Answer

A) Flexor carpi radialis, flexor carpi ulnaris 
B) Extensor carpi radialis longus, extensor carpi radialis brevis, extensor carpi ulnaris 
C) Flexor digitorum profundus, flexor pollicis longus 
D) Extensor digitorum, extensor carpi radialis longus 
A) Flexor carpi radialis, flexor carpi ulnaris 
B) Extensor carpi radialis longus, extensor carpi radialis brevis, extensor carpi ulnaris 
C) Flexor digitorum profundus, flexor pollicis longus 
D) Extensor digitorum, extensor carpi radialis longus

Question 13

Which of the following statements BEST describes hand mobility that allows greater closure of the hand?

Accepted Answer

A) Available joint range of motion increases in first three digits then decreases for fourth and fifth digits 
B) Available joint range of motion increases from radial to ulnar aspects of the hand 
C) Available joint range of motion remains the same from radial to ulnar aspects of the hand 
D) Available joint range of motion increases from ulnar to radial aspects of the hand 
A) Available joint range of motion increases in first three digits then decreases for fourth and fifth digits 
B) Available joint range of motion increases from radial to ulnar aspects of the hand 
C) Available joint range of motion remains the same from radial to ulnar aspects of the hand 
D) Available joint range of motion increases from ulnar to radial aspects of the hand

Question 14

What is the MAJOR function of the finger flexor pulley system?

Accepted Answer

A) Provides nutrition to the tendons 
B) Allows tendons to extend digits 
C) Provides lubrication to the tendons 
D) Allows tendons to conform to curve of digits 
A) Provides nutrition to the tendons 
B) Allows tendons to extend digits 
C) Provides lubrication to the tendons 
D) Allows tendons to conform to curve of digits

Question 15

Weakness in which of the following muscles can result in a clawing posture of the hand?

Accepted Answer

A) Extensor digitorum 
B) Interossei, lumbricals 
C) Flexor pollicis longus 
D) Opponens pollicis, palmaris brevis 
A) Extensor digitorum 
B) Interossei, lumbricals 
C) Flexor pollicis longus 
D) Opponens pollicis, palmaris brevis

Question 16

Which of the following statements is MOST CORRECT about the longitudinal arch of the hand?

Accepted Answer

A) Rigid arch, capitate is the keystone of the arch 
B) Passes through all metacarpal heads, third metacarpal is the keystone 
C) Second and third metacarpals are central pillars, and thumb and fourth and fifth digits move around them 
D) Supported by the wrist and extrinsic hand muscles 
A) Rigid arch, capitate is the keystone of the arch 
B) Passes through all metacarpal heads, third metacarpal is the keystone 
C) Second and third metacarpals are central pillars, and thumb and fourth and fifth digits move around them 
D) Supported by the wrist and extrinsic hand muscles

Question 17

-As shown in the image, what hand muscles are activated to flex the second through fifth metacarpophalangeal joints and extend the corresponding interphalangeal joints?

Accepted Answer

A) Interossei 
B) Adductor pollicis 
C) Lumbricals 
D) Flexor pollicis longus 
A) Interossei 
B) Adductor pollicis 
C) Lumbricals 
D) Flexor pollicis longus

Question 18

Which of the following directions is MOST CORRECT to palpate the capitate bone?

Accepted Answer

A) Palpate proximal to base of third metacarpal bone 
B) Palpate proximal to base of fourth metacarpal bone 
C) Palpate proximal to base of second metacarpal bone 
D) Palpate proximal to base of fifth metacarpal bone 
A) Palpate proximal to base of third metacarpal bone 
B) Palpate proximal to base of fourth metacarpal bone 
C) Palpate proximal to base of second metacarpal bone 
D) Palpate proximal to base of fifth metacarpal bone

Question 19

Which of the following statements BEST describes thumb abduction?

Accepted Answer

A) Occurs in a plane at a right angle to the palm 
B) Occurs as the metacarpal rotates on the trapezium 
C) Occurs in a plane parallel to the palm 
D) Occurs as the thumb returns from an opposed position 
A) Occurs in a plane at a right angle to the palm 
B) Occurs as the metacarpal rotates on the trapezium 
C) Occurs in a plane parallel to the palm 
D) Occurs as the thumb returns from an opposed position

Question 20

Which of the following carpals are located in the floor of the anatomical snuff box?

Accepted Answer

A) Lunate, hamate 
B) Scaphoid, trapezium 
C) Hamate, trapezoid 
D) Capitate, scaphoid 
A) Lunate, hamate 
B) Scaphoid, trapezium 
C) Hamate, trapezoid 
D) Capitate, scaphoid

Which of the following grips is MOST LIKELY to be used to carry an object over a sustained period of time?

Which of the carpometacarpal joints is the most stable functioning as the central pillar of the hand?

A person with a C6 spinal cord injury uses a tenodesis action at the wrist and hand to pick up objects.Which of the following statements BEST describes hand muscle function to grasp the object during this action?

What is the function of the wrist flexor and extensor retinaculum?

What is the function of the wrist muscles during a cylindrical power grip of the hand?

What motion is produced when extensor carpi ulnaris and flexor carpi ulnaris are activated together?

Which of the following degrees represents the functional position of the wrist and hand?

Which of the following bones forms a saddle joint with the base of the first metacarpal?

What wrist motion occurs as the wrist moves toward the thumb side in the frontal plane around a sagittal axis?

A person has 85° of passive right wrist flexion, 45° of extension, and 21° of ulnar and radial deviation.Which directions of motion are limited for this person compared with the average norms?

Which of the following muscle groups have a common proximal attachment on the lateral humeral epicondyle and supracondylar ridge?

Which of the following muscles stabilize the wrist during a powerful grip by the hand?

Which of the following statements BEST describes hand mobility that allows greater closure of the hand?

What is the MAJOR function of the finger flexor pulley system?

Weakness in which of the following muscles can result in a clawing posture of the hand?

Which of the following statements is MOST CORRECT about the longitudinal arch of the hand?

-As shown in the image, what hand muscles are activated to flex the second through fifth metacarpophalangeal joints and extend the corresponding interphalangeal joints?

Which of the following directions is MOST CORRECT to palpate the capitate bone?

Which of the following statements BEST describes thumb abduction?

Which of the following carpals are located in the floor of the anatomical snuff box?

Principles of Kinesiology and Biomechanics

Structure and Function of Joints

Structure and Function of Muscles

Additional Biomechanical Principles

Structure and Function of the Spine

Structure and Ventilation Function of the Thorax

Structure and Function of the Temporomandibular Joint

Structure and Function of the Shoulder Complex

Structure and Function of the Elbow Complex

Structure and Function of the Hip Complex

Structure and Function of the Knee

Structure and Function of the Ankle and Foot Complex

The Kinesiology of Gait

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Exam 10: Structure and Function of the Wrist and Hand Complex

Which of the following grips is MOST LIKELY to be used to carry an object over a sustained period of time?

Which of the carpometacarpal joints is the most stable functioning as the central pillar of the hand?

A person with a C6 spinal cord injury uses a tenodesis action at the wrist and hand to pick up objects.Which of the following statements BEST describes hand muscle function to grasp the object during this action?

What is the function of the wrist flexor and extensor retinaculum?

What is the function of the wrist muscles during a cylindrical power grip of the hand?

What motion is produced when extensor carpi ulnaris and flexor carpi ulnaris are activated together?

Which of the following degrees represents the functional position of the wrist and hand?

Which of the following bones forms a saddle joint with the base of the first metacarpal?

What wrist motion occurs as the wrist moves toward the thumb side in the frontal plane around a sagittal axis?

A person has 85° of passive right wrist flexion, 45° of extension, and 21° of ulnar and radial deviation.Which directions of motion are limited for this person compared with the average norms?

Which of the following muscle groups have a common proximal attachment on the lateral humeral epicondyle and supracondylar ridge?

Which of the following muscles stabilize the wrist during a powerful grip by the hand?

Which of the following statements BEST describes hand mobility that allows greater closure of the hand?

What is the MAJOR function of the finger flexor pulley system?

Weakness in which of the following muscles can result in a clawing posture of the hand?

Which of the following statements is MOST CORRECT about the longitudinal arch of the hand?

-As shown in the image, what hand muscles are activated to flex the second through fifth metacarpophalangeal joints and extend the corresponding interphalangeal joints?

Which of the following directions is MOST CORRECT to palpate the capitate bone?

Which of the following statements BEST describes thumb abduction?

Which of the following carpals are located in the floor of the anatomical snuff box?

Principles of Kinesiology and Biomechanics

Structure and Function of Joints

Structure and Function of Muscles

Additional Biomechanical Principles

Structure and Function of the Spine

Structure and Ventilation Function of the Thorax

Structure and Function of the Temporomandibular Joint

Structure and Function of the Shoulder Complex

Structure and Function of the Elbow Complex

Structure and Function of the Hip Complex

Structure and Function of the Knee

Structure and Function of the Ankle and Foot Complex

The Kinesiology of Gait

Filters