Anterior view of arm and forearm (8 muscles)

Description

8 Muscles of the arm and forearm with O/I, innervation, and action
Katie Rollins
Quiz by Katie Rollins, updated more than 1 year ago
Katie Rollins
Created by Katie Rollins about 8 years ago
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Resource summary

Question 1

Answer
  • Brachioradialis
  • Pronator Teres
  • Flexor carpi radialis
  • Palmaris longus
  • Flexor carpi ulnaris
  • Biceps brachii long head
  • Biceps brachii short head
  • Brachialis
  • Coracobrachialis

Question 2

Question
Give innervation
Answer
  • Musculocutaneous nerve
  • Musculocutaneous nerve
  • Musculocutaneous nerve
  • Musculocutaneous nerve
  • Radial Nerve
  • Median Nerve
  • median nerve
  • Median nerve
  • ulnar nerve

Question 3

Question
Give origin (superior dot) give insertion (inferior dot)
Answer
  • supraglenoid tubercle of scapula
  • coracoid process of scapula
  • tendon to radial tuberosity
  • bicipital aponeurosis
  • Coracoid process of scapula
  • mid shaft of humerus
  • anterior humerus
  • coronoid process of ulna
  • lateral supracondylar ridge of humerus
  • styloid process of radius
  • Med EC of humerus, Coronoid pro. of ulna
  • lateral radius mid shaft
  • medial epicondyle of the humerus
  • base of 2nd metacarpal
  • medial epicondyle of humerus
  • palmar aponeurosis
  • medial epicondyle
  • pisiform, hook of hamate, base of 5th MC

Question 4

Question
Give action (number of dots= number of actions)
Answer
  • Powerful flexor of forearm at elbow jnt
  • powerful supinator of forearm
  • weak flexor of arm at glenohumeral jnt
  • weak flexor of arm at glenohumeral jnt
  • powerful flexor of forearm
  • pronates forearm
  • flexes and abducts wrist joint
  • flexes wrist
  • flexes and adducts wrist joint
  • flex elbow from midprone position
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