Primary Actions

Question 1

What is the primary action of the Brachialis?

Answer 1

Flex the elbow (H/U joint)

Question 2

What is the primary action of the Brachioradialis?

Answer 2

Flex the elbow (H/U joint)

Question 3

What is the primary action of the Extensor Carpi Radialis Longus?

Answer 3

Extend the wrist (radiocarpal joint)

Question 4

What is the primary action of the Extensor Carpi Radialis Brevis?

Answer 4

Extend the wrist (radiocarpal joint)

Question 5

What is the primary action of the Extensor Carpi Ulnaris?

Answer 5

Extend the wrist (R/C joint)

Question 6

What is the primary action of the Extensor Digitorum?

Answer 6

Extend the 2nd through 5th metacarpals (metacarpophalangeal and interphlangeal joints)

Question 7

What is the primary action of the Flexor Carpi Radialis?

Answer 7

Flex the wrist (radiocarpal joint)

Question 8

What is the primary action of the Palmaris Longus?

Answer 8

Tense the palmar fascia

Question 9

What is the primary action of the Flexor Carpi Ulnaris?

Answer 9

Flex the wrist (radiocarpal joint)

Question 10

What is the primary action of the Flexor Digitorum Superficialis?

Answer 10

Flex the 2nd through 5th fingers (metacarpophlangeal joints and proximal interphalangeal joints)

Question 11

What is the primary action of the Flexor Digitorum Profundus?

Answer 11

Flex the 2nd through the 5th fingers (metacarpophalangeal and distal interphalangeal joints)

Question 12

What is the primary action of the Pronator Teres?

Answer 12

Pronate the forearm (radioulnar joints)

Question 13

What is the primary action of the Supinator?

Answer 13

Supinate the forearm (radioulnar joints)