Question 1

Which is an action of the flexor pollicis brevis?

Accepted Answer

A) adduction of the thumb at the carpometacarpal joint 
B) flexion of the thumb at the carpometacarpal joint 
C) lateral rotation of the thumb at the carpometacarpal joint 
D) flexion of the index finger (finger number two)at the carpometacarpal joint 
A) adduction of the thumb at the carpometacarpal joint 
B) flexion of the thumb at the carpometacarpal joint 
C) lateral rotation of the thumb at the carpometacarpal joint 
D) flexion of the index finger (finger number two)at the carpometacarpal joint

Question 2

Which are the attachments of the dorsal interossei manus?

Accepted Answer

A) metacarpal of fingers one through five to the proximal phalanx of fingers two,three,and four,on the side away from the center of the middle finger 
B) distal tendons of the flexor digitorum profundus to the distal tendons of the extensor digitorum (the dorsal digital expansion) 
C) metacarpal of fingers two,four,and five to the proximal phalanx of fingers two,four,and five on the "middle finger side" 
D) Third metacarpal to the thumb 
A) metacarpal of fingers one through five to the proximal phalanx of fingers two,three,and four,on the side away from the center of the middle finger 
B) distal tendons of the flexor digitorum profundus to the distal tendons of the extensor digitorum (the dorsal digital expansion) 
C) metacarpal of fingers two,four,and five to the proximal phalanx of fingers two,four,and five on the "middle finger side" 
D) Third metacarpal to the thumb

Question 3

Which is an action of the adductor pollicis?

Accepted Answer

A) abduction of the thumb at the carpometacarpal joint 
B) adduction of the thumb at the carpometacarpal joint 
C) flexion of the hand at the wrist joint 
D) lateral rotation of the thumb at the carpometacarpal joint 
A) abduction of the thumb at the carpometacarpal joint 
B) adduction of the thumb at the carpometacarpal joint 
C) flexion of the hand at the wrist joint 
D) lateral rotation of the thumb at the carpometacarpal joint

Question 4

Which are the attachments of the flexor pollicis brevis?

Accepted Answer

A) flexor retinaculum and the trapezium to the metacarpal of the thumb 
B) flexor retinaculum and the trapezium to the proximal phalanx of the thumb 
C) flexor retinaculum and the trapezium to the distal phalanx of the thumb 
D) extensor retinaculum and the trapezium to the proximal phalanx of the thumb 
A) flexor retinaculum and the trapezium to the metacarpal of the thumb 
B) flexor retinaculum and the trapezium to the proximal phalanx of the thumb 
C) flexor retinaculum and the trapezium to the distal phalanx of the thumb 
D) extensor retinaculum and the trapezium to the proximal phalanx of the thumb

Question 5

Which is an eccentric function of the palmar interossei?

Accepted Answer

A) restrains/slows adduction of fingers two,four,and five at the metacarpophalangeal joint 
B) restrains/slows abduction of fingers two,four,and five at the metacarpophalangeal joint 
C) restrains/slows flexion of the hand at the wrist joint 
D) restrains/slows flexion of fingers two,four,and five at the metacarpophalangeal joint 
A) restrains/slows adduction of fingers two,four,and five at the metacarpophalangeal joint 
B) restrains/slows abduction of fingers two,four,and five at the metacarpophalangeal joint 
C) restrains/slows flexion of the hand at the wrist joint 
D) restrains/slows flexion of fingers two,four,and five at the metacarpophalangeal joint

Question 6

The lumbricals manus can move which fingers?

Accepted Answer

A) thumb,index,middle,ring,and little (fingers one through five) 
B) thumb,index,middle,and ring (fingers one through four) 
C) ring and little (fingers four and five) 
D) thumb,index,ring,and little (fingers one,two,four and five) 
A) thumb,index,middle,ring,and little (fingers one through five) 
B) thumb,index,middle,and ring (fingers one through four) 
C) ring and little (fingers four and five) 
D) thumb,index,ring,and little (fingers one,two,four and five)

Question 7

Which muscle(s)attaches onto the proximal phalanx of the little finger (finger number five)?

Accepted Answer

A) abductor digiti minimi manus 
B) flexor digiti minimi manus 
C) opponens digiti minimi 
D) a and b 
A) abductor digiti minimi manus 
B) flexor digiti minimi manus 
C) opponens digiti minimi 
D) a and b

Question 8

Which is true?

Accepted Answer

A) all three hypothenar muscles move the little finger (finger number five) 
B) all three hypothenar muscles move the thumb 
C) all three hypothenar muscles move fingers two through five 
D) none of the above 
A) all three hypothenar muscles move the little finger (finger number five) 
B) all three hypothenar muscles move the thumb 
C) all three hypothenar muscles move fingers two through five 
D) none of the above

Question 9

Which is an eccentric function of the dorsal interossei manus?

Accepted Answer

A) restrains/slows adduction of fingers two,three,and four at the metacarpophalangeal joint 
B) restrains/slows abduction of fingers two,three,and four at the metacarpophalangeal joint 
C) restrains/slows medial rotation of fingers two,three,and four at the metacarpophalangeal joint 
D) restrains/slows flexion of the hand at the wrist joint 
A) restrains/slows adduction of fingers two,three,and four at the metacarpophalangeal joint 
B) restrains/slows abduction of fingers two,three,and four at the metacarpophalangeal joint 
C) restrains/slows medial rotation of fingers two,three,and four at the metacarpophalangeal joint 
D) restrains/slows flexion of the hand at the wrist joint

Question 10

If a muscle crosses the metacarpophalangeal joint of a finger on the side toward the middle finger,what will its eccentric function of the finger be?

Accepted Answer

A) restrains/slows flexion 
B) restrains/slows extension 
C) restrains/slows abduction 
D) restrains/slows adduction 
A) restrains/slows flexion 
B) restrains/slows extension 
C) restrains/slows abduction 
D) restrains/slows adduction

Question 11

If a muscle crosses the metacarpophalangeal and/or interphalangeal joints of the fingers posteriorly,what will its eccentric function of the fingers be?

Accepted Answer

A) restrains/slows flexion 
B) restrains/slows extension 
C) restrains/slows abduction 
D) restrains/slows adduction 
A) restrains/slows flexion 
B) restrains/slows extension 
C) restrains/slows abduction 
D) restrains/slows adduction

Question 12

Which is an action of the abductor pollicis brevis?

Accepted Answer

A) medial rotation of the thumb at the carpometacarpal joint 
B) abduction of the thumb at the carpometacarpal joint 
C) lateral rotation of the thumb at the carpometacarpal joint 
D) flexion of the index finger (finger number two)at the carpometacarpal joint 
A) medial rotation of the thumb at the carpometacarpal joint 
B) abduction of the thumb at the carpometacarpal joint 
C) lateral rotation of the thumb at the carpometacarpal joint 
D) flexion of the index finger (finger number two)at the carpometacarpal joint

Question 13

What are the three intrinsic hand muscles of the thenar eminence?

Accepted Answer

A) abductor digiti minimi manus,flexor digiti minimi manus,and opponens digiti minimi 
B) abductor pollicis brevis,flexor pollicis brevis,and opponens pollicis 
C) adductor pollicis,lumbricals manus,palmar interossei,and dorsal interossei manus 
D) abductor digiti minimi pedis,flexor digiti minimi pedis,and opponens digiti minimi 
A) abductor digiti minimi manus,flexor digiti minimi manus,and opponens digiti minimi 
B) abductor pollicis brevis,flexor pollicis brevis,and opponens pollicis 
C) adductor pollicis,lumbricals manus,palmar interossei,and dorsal interossei manus 
D) abductor digiti minimi pedis,flexor digiti minimi pedis,and opponens digiti minimi

Question 14

Which muscle(s)attaches into the flexor retinaculum?

Accepted Answer

A) abductor pollicis brevis 
B) flexor pollicis brevis 
C) opponens pollicis 
D) all of the above 
A) abductor pollicis brevis 
B) flexor pollicis brevis 
C) opponens pollicis 
D) all of the above

Question 15

What nerve(s)innervates the flexor pollicis brevis?

Accepted Answer

A) median 
B) ulnar 
C) radial 
D) a and b 
A) median 
B) ulnar 
C) radial 
D) a and b

Question 16

By definition,an intrinsic muscle of the hand

Accepted Answer

A) originates and inserts within the hand. 
B) originates in the forearm and inserts into the hand. 
C) originates in the arm and inserts into the hand. 
D) originates anywhere outside of the hand and inserts into the hand. 
A) originates and inserts within the hand. 
B) originates in the forearm and inserts into the hand. 
C) originates in the arm and inserts into the hand. 
D) originates anywhere outside of the hand and inserts into the hand.

Question 17

What are the three intrinsic hand muscles of the hypothenar eminence?

Accepted Answer

A) abductor digiti minimi manus,flexor digiti minimi manus,and opponens digiti minimi 
B) abductor pollicis brevis,flexor pollicis brevis,and opponens pollicis 
C) adductor pollicis,lumbricals manus,palmar interossei,and dorsal interossei manus 
D) abductor digiti minimi pedis,flexor digiti minimi pedis,and opponens digiti minimi 
A) abductor digiti minimi manus,flexor digiti minimi manus,and opponens digiti minimi 
B) abductor pollicis brevis,flexor pollicis brevis,and opponens pollicis 
C) adductor pollicis,lumbricals manus,palmar interossei,and dorsal interossei manus 
D) abductor digiti minimi pedis,flexor digiti minimi pedis,and opponens digiti minimi

Question 18

Which muscle(s)attaches onto carpal bones?

Accepted Answer

A) abductor pollicis brevis 
B) flexor pollicis brevis 
C) opponens pollicis 
D) all of the above 
A) abductor pollicis brevis 
B) flexor pollicis brevis 
C) opponens pollicis 
D) all of the above

Question 19

Which muscle(s)attaches onto the proximal phalanx of the thumb?

Accepted Answer

A) abductor pollicis brevis 
B) flexor pollicis brevis 
C) opponens pollicis 
D) a and b 
A) abductor pollicis brevis 
B) flexor pollicis brevis 
C) opponens pollicis 
D) a and b

Question 20

Which nerve provides the principal innervation to the muscles of the thenar eminence of the hand?

Accepted Answer

A) median 
B) radial 
C) ulnar 
D) none of the above 
A) median 
B) radial 
C) ulnar 
D) none of the above

Which is an action of the flexor pollicis brevis?

Which are the attachments of the dorsal interossei manus?

Which is an action of the adductor pollicis?

Which are the attachments of the flexor pollicis brevis?

Which is an eccentric function of the palmar interossei?

The lumbricals manus can move which fingers?

Which muscle(s)attaches onto the proximal phalanx of the little finger (finger number five)?

Which is true?

Which is an eccentric function of the dorsal interossei manus?

If a muscle crosses the metacarpophalangeal joint of a finger on the side toward the middle finger,what will its eccentric function of the finger be?

If a muscle crosses the metacarpophalangeal and/or interphalangeal joints of the fingers posteriorly,what will its eccentric function of the fingers be?

Which is an action of the abductor pollicis brevis?

What are the three intrinsic hand muscles of the thenar eminence?

Which muscle(s)attaches into the flexor retinaculum?

What nerve(s)innervates the flexor pollicis brevis?

By definition,an intrinsic muscle of the hand

What are the three intrinsic hand muscles of the hypothenar eminence?

Which muscle(s)attaches onto carpal bones?

Which muscle(s)attaches onto the proximal phalanx of the thumb?

Which nerve provides the principal innervation to the muscles of the thenar eminence of the hand?

Basic Kinesiology Terminology

The Skeletal System

How Muscles Function

Muscles of the Shoulder Girdle Joints

Muscles of the Glenohumeral Joint

Muscles of the Elbow and Radioulnar Joints

Muscles of the Wrist Joint

Extrinsic Muscles of the Finger Joints

Muscles of the Spinal Joints

Muscles of the Rib Cage Joints

Muscles of the Temporomandibular Joints

Muscles of Facial Expression

Muscles of the Hip Joint

Muscles of the Knee Joint

Muscles of the Ankle and Subtalar Joints

Extrinsic Muscles of the Toe Joints

Intrinsic Muscles of the Toe Joints

Functional Groups of Muscles

Filters

Exam 9: Intrinsic Muscles of the Finger Joints

Which is an action of the flexor pollicis brevis?

Which are the attachments of the dorsal interossei manus?

Which is an action of the adductor pollicis?

Which are the attachments of the flexor pollicis brevis?

Which is an eccentric function of the palmar interossei?

The lumbricals manus can move which fingers?

Which muscle(s)attaches onto the proximal phalanx of the little finger (finger number five)?

Which is true?

Which is an eccentric function of the dorsal interossei manus?

If a muscle crosses the metacarpophalangeal joint of a finger on the side toward the middle finger,what will its eccentric function of the finger be?

If a muscle crosses the metacarpophalangeal and/or interphalangeal joints of the fingers posteriorly,what will its eccentric function of the fingers be?

Which is an action of the abductor pollicis brevis?

What are the three intrinsic hand muscles of the thenar eminence?

Which muscle(s)attaches into the flexor retinaculum?

What nerve(s)innervates the flexor pollicis brevis?

By definition,an intrinsic muscle of the hand

What are the three intrinsic hand muscles of the hypothenar eminence?

Which muscle(s)attaches onto carpal bones?

Which muscle(s)attaches onto the proximal phalanx of the thumb?

Which nerve provides the principal innervation to the muscles of the thenar eminence of the hand?

Basic Kinesiology Terminology

The Skeletal System

How Muscles Function

Muscles of the Shoulder Girdle Joints

Muscles of the Glenohumeral Joint

Muscles of the Elbow and Radioulnar Joints

Muscles of the Wrist Joint

Extrinsic Muscles of the Finger Joints

Muscles of the Spinal Joints

Muscles of the Rib Cage Joints

Muscles of the Temporomandibular Joints

Muscles of Facial Expression

Muscles of the Hip Joint

Muscles of the Knee Joint

Muscles of the Ankle and Subtalar Joints

Extrinsic Muscles of the Toe Joints

Intrinsic Muscles of the Toe Joints

Functional Groups of Muscles

Filters