Busy. Please wait.
Log in with Clever
or

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever
or

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.

Brachial Plexus Injuries

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help!  

Nerve
Type of injury
Symptom or sign
muscle damage
Axillary nerve   fracture of surgical head of humerus or Dislocation of shoulder joint   Abduction of arm to horizontal position is compromised   Paralysis of deltoid muscle  
🗑
Axillary nerve   fracture of the surgical head of the humerus or dislocation ot the shoulder joint   weakened lateral rotation of the arm; deltoid paralysis   teres minor muscle  
🗑
Axillary nerve   fracture of the surgical head of the humerus or dislocation ot the shoulder joint   "Patch sign"- loss of sensation on lateral side of upper arm   (blank)  
🗑
Long thorasic nerve   stab wound or removal of lymph nodes during a mastectomy   Abduction of the arm past the horizontal position is impaired, and pt can't use arm to PUSH   serratus anterior muscle  
🗑
Long thorasic nerve   stab wound or removal of lymph nodes during a mastectomy   "winged scapula"   serratus anterior muscle  
🗑
Musculocutaneous nerve (upper trunk - C5-C6)   Violent stretch between head and shoulder   "waiter's tip", arm is medially rotated and pronated; Erb Duchenne   biceps brachii brachialis  
🗑
Suprascapular nerve (upper trunk - C5-C6)   Violent stretch between head and shoulder   "waiter's tip", arm is medially rotated and pronated; Erb Duchenne   Infraspinatus muscle  
🗑
Axillary nerve (upper trunk - C5-C6)   Violent stretch between head and shoulder   "waiter's tip", arm is medially rotated and pronated; Erb Duchenne   Teres minor muscle  
🗑
Median nerve (lower trunk - C8-T1)   Sudden pull upward on arm   "claw and", loss of function of the hand and wrist; Klumpke's   Muscles of the hand and wrist  
🗑
Ulnar nerve (lower trunk - C8-T1)   Sudden pull upward on arm   "claw and", loss of function of the hand and wrist; Klumpke's   Muscles of the hand and wrist  
🗑
(posterior Cord- C5-T1)   (blank)   Wrist drop   (blank)  
🗑
Radial nerve (Posterior cord -C5-T1)   Fractur of the humerus at the midshaft or badly fitted crutches   "Saturday night palsy", Can't extend wrist and digits and no supination.   paralysis of mms in extensor compartment of the forearm  
🗑
Radial nerve (Posterior cord -C5-T1)   Fractur of the humerus at the midshaft or badly fitted crutches   sensory loss at posterior arm, posterior forearm, and lateral aspect of the dorsum of the arm "snuff box".   (blank)  
🗑
Radial nerve (Posterior cord -C5-T1)   Fractur of the humerus at the midshaft or badly fitted crutches   "wrist drop"   paralysis of mms in extensor compartment of the forearm  
🗑
Median nerve injury at elbow or axilla(Median cord- C5-T1)   Suracondylar fracture of the humerus   lost thumb movement   paralysis of abductor pollicis brevis, opponens pollicis and flexor pollicis brevis  
🗑
Median nerve injury at elbow or axilla(Median cord- C5-T1)   Suracondylar fracture of the humerus   weakened flexion of the wrist, lost pronation and flexion of digits   mms in flexor compartment  
🗑
Median nerve injury at elbow or axilla(Median cord- C5-T1)   Suracondylar fracture of the humerus   "Pope's blessing" or "ape's sign", flattening of thenar eminence   mms in flexor compartment  
🗑
Median nerve injury at elbow or axilla(Median cord- C5-T1)   Suracondylar fracture of the humerus   sensory loss on the palmer and dorsal aspects of the index, middle and half of the ring fingers and the palmer aspect of the thumb   (blank)  
🗑
Median nerve injury at the wrist (Median cord- C5-T1)   Slashing of the wrist or Carpal tunnel syndrome   Normal flexion of wrist and digits, and normal pronation   No paralysis of mms of flexor compartment  
🗑
Median nerve injury at the wrist (Median cord- C5-T1)   Slashing of the wrist or Carpal tunnel syndrome   lost thumb movement   paralysis of abductor pollicis brevis, opponens pollicis and flexor pollicis brevis  
🗑
Median nerve injury at the wrist (Median cord- C5-T1)   Slashing of the wrist or Carpal tunnel syndrome   "Pope's blessing" or "ape's sign", flattening of thenar eminence   (blank)  
🗑
Ulnar nerve injury at the elbow or axilla (median cord C8-T1)   fracture of the medial epicondyle of the humerus   Deviation of the hand to the radial side, at the wrist joint   paralysis of flexor carpi ulnaris mm  
🗑
Ulnar nerve injury at the elbow or axilla (median cord C8-T1)   fracture of the medial epicondyle of the humerus   "claw hand", lost flesion of the ring and little finger at the DIP joint   paralysis of the medial part of flexor digitorum profundus mm  
🗑
Ulnar nerve injury at the elbow or axilla (median cord C8-T1)   fracture of the medial epicondyle of the humerus   lost flexion of ring and little finger at the MCP joint   paralysis of the lumbricles 3 and 4  
🗑
Ulnar nerve injury at the elbow or axilla (median cord C8-T1)   fracture of the medial epicondyle of the humerus   lost abduction and adduction of the fingers   paralysis of the palmer and dorsal interosseous mm  
🗑
Ulnar nerve injury at the elbow or axilla (median cord C8-T1)   fracture of the medial epicondyle of the humerus   adduction of the thumb is lost   paralysis of the adductor pollicis mm  
🗑
Ulnar nerve injury at the elbow or axilla (median cord C8-T1)   fracture of the medial epicondyle of the humerus   lost abduction, flexion and opposition of the little finger   paralysis of adductor pollicis mm  
🗑
Ulnar nerve injury at the elbow or axilla (median cord C8-T1)   fracture of the medial epicondyle of the humerus   sensory loss on the palmer and dorsal aspects of the little finger and half of the ring finger   (blank)  
🗑
Ulnar nerve injury at the wrist (median cord C8-T1)   Slashing the wrists   No wrist deviation toward ulnar side and NO problems with felxion of of ring and little finger at DIP joint   No paralysis of flexor carpi ulnaris or medial part of the flexor digitorum profundus mm  
🗑
Ulnar nerve injury at the wrist (median cord C8-T1)   Slashing the wrists   lost flexion of ring and little finger at the MCP joint, with hyperextension at joint b/c extensor mm are intact   paralysis of the lumbricles 3 and 4  
🗑
Ulnar nerve injury at the wrist (median cord C8-T1)   Slashing the wrists   adduction of the thumb is lost   paralysis of the adductor pollicis mm  
🗑
Ulnar nerve injury at wrist (median cord C8-T1)   Slashing of the wrists   adduction of the thum is lost   paralysis of adductor pollicis mm  
🗑
Ulnar nerve injury at wrist (median cord C8-T1)   Slashing of the wrists   abduction and adduction of fingers is lost   palmer and dorsal interosseous mms  
🗑
Ulnar nerve injury at wrist (median cord C8-T1)   Slashing of the wrists   abduction, flextion, and opposition of the little finger are lost   abductor digiti minimi, flexor digiti minimi and opponens digitiminimi mms  
🗑
Ulnar nerve injury at wrist (median cord C8-T1)   Slashing of the wrists   palmer and dorsal aspects of the little finger and half the ring finger   (blank)  
🗑
Ulnar nerve injury at wrist (median cord C8-T1)   Slashing of the wrists   "claw hand", yet not as severe as with lesion at the elbow   (blank)  
🗑
Musculocutaneous nerve (lateral cord- C5-C7)   (blank)   Difficulty flexing elbow, and variable sensory loss   Paralysis of coracobrachialis, biceps and brachialis mm ( biceps reflex)  
🗑


   

Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
 
To hide a column, click on the column name.
 
To hide the entire table, click on the "Hide All" button.
 
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
 
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.

 
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how
Created by: Danusia
Popular Anatomy sets