Lights Camera ACTIONS!
Boom, Brachial Plexus
Michael Vis-Cera
Blood Boil Toil and Trouble
Ligaments 'n Joints 'n Stuff
100
Darla loves to go shopping and always comes home with handfuls of heavy bags. This muscle can be seen doing most of the heavy lifting when her forearm is flexed at the elbow
Brachioradialis
100
What are the five terminal branches of the brachial plexus and where to they arise from?
Lateral cord: musculocutaenous, median
Posterior cord: radial and axillary
Medial cord: ulnar, median
100
These textured muscles are only present in the R. atrium and L. auricle of the heart and function to increase surface area-volume ratio
Pectinate mm.
100
This branch off the brachial artery supplies blood to the triceps brachii m
Deep Brachial artery
100
What is the clinical term for the adhesive fibrosis and scarring of the glenohumeral joint?
BONUS 100: what action would a patient with this condition have difficulty doing?
Frozen shoulder
BONUS: Abducting arm
200
The insertion of the pectoralis major on to this bony landmark of the humerus allows it to perform movement of the shoulder in multiple planes.
BONUS 100: What is the joint that the actions of pectoralis major occur at?
Crest of Greater Tubercle
BONUS: glenohumeral joint
200
Injury to the C8-T1 nerve roots is going to cause sensory deprivation to what portion of the arm/hand?
:background_color(FFFFFF):format(jpeg)/images/library/12456/Hands_cutaneous_innervation.png){kind=logo}
green part
200
The bronchopulmonary segments of the lung are each supplied by what level of the bronchial tree
BONUS 100: which lobes of the lung have increased number of segments
Tertiary/segmental bronchi
BONUS: inferior lobes
200
An obstruction in the circumflex branch of the left coronary artery would cause ischemia to what structures of the heart?
L. Atrium and L. ventricle
200
What is the ligament of the glenohumeral joint that prevents superior dislocation of the humeral head
Coracoacromial ligament
300
Hingle McCringleberry presents to you with a penetrating proximal forearm injury. His wrist is devating towards the ulnar side when he attempts to flex his wrist. What is causing this phenomenon?
BONUS 100: what other actions would be affected with an injury of this type?
Innervation to FCR is lost, so FCU has to flex wrist on its own.
BONUS: index & middle finger flexion, thumb flexion, abduction and opposition, pronation
300
Yennifer has been unable extend her wrist to hold the trays of chicken nuggets at her job at the chicken nugget restaurant. Paralysis of what nerve is causing this presentation?
Radial n.
300
This lymphatic structure drains the entire lower half and left side of the body
BONUS 100: what structure does this drain into?
Thoracic Duct
BONUS: L subclavian v.
300
The axillary vein is formed by the junction between what deep and superficial vein?
Basilic and Brachial vv
300
D'Pez Poopsie is the star pitcher of his baseball team, but he will soon be undergoing tommy john surgery to repair what damaged ligament of the elbow joint?
Ulnar Collateral Ligament
400
Scoish Velociraptor Maloish got frustrated and elbowed a hole in his bathroom wall, injuring his medal epicondyle. He can no longer abduct or adduct their fingers and you notice a claw-like posture of the fourth and fifth digits. What muscles are affected here?
interossei, 3rd and 4th lumbricals
400
Injury to this nerve branch of the brachial plexus would cause severely diminished shoulder retraction and elevation
BONUS 100: What muscles are to be affected?
Dorsal Scapular nerve
400
This structure of the hilum is formed by the layers of pleura folding in on itself
Pulmonary Ligament
400
When the proximal digits look poorly perfused, you can assume there is lack of blood flow in which arteries?
Proper palmar digital arteries
400
Trish Mctish went ice skating and took a hard tumble directly onto her shoulder with her arm outstretched. On her xray you see complete dislocation of her AC joint. What ligaments have been torn?
acromioclavicular and coracoclavicular
500
Fartrell Cluggins had an injury to his rotator cuff. He is no longer able to laterally rotate, or abduct his shoulder. What nerves have been affected?
BONUS 100: Identify the muscles affected
Suprascapular and Axillary
Infra +Supraspinatus, deltoid
500
While Glizzy was riding her horse, it got spooked and threw her off causing her to land hard on her shoulder with her head forced in the opposite direction. Her shoulder is adducted, arm is medially rotated, and her elbow is permanently extended. What nerve roots have been affected in this injury?
BONUS 100: what is the clinical term for this paralysis?
C5-C6 injury
BONUS:Erb-Duchenne Palsy
500
There are three layers of intercostal muscles. Which ones serve to aid in inspiration, and which for expiration?
In: External, Interchondral part of Internal
Ex: Interosseus part of Internal, Innermost
500
DAILY DOUBLE!!!!!
Identify ALL of the branches off the axillary artery, and identify the muscles that they supply
500
D'Squarius Green Jr. tells you that when he pushes his index finger back, he hears a loud snapping sound preventing full extension of his finger. What is the likely diagnosis?
BONUS 100: What muscles are affected in this condition?
Stenosing Tenosynovitis
BONUS: FDS & FDP