General Anatomy - NBS Flashcards
Name the 4 rotator cuff muscles
- Supraspinatus
- Infraspinatus
- Teres minor
- Subscapularis
Which rotator cuff muscle(s) is/are responsible for external (lateral) rotation of the shoulder
Infraspinatus + Teres minor
Which rotator cuff muscle(s) is/are fed by the suprascapular artery
Supraspinatus + Infraspinatus
Match the muscle to its respective innervation
Muscle:
Supraspinatus, Infraspinatus, Teres minor, Subscapularis
Innervation:
Axillary, Suprascapular, Subscapular
Muscle-------------------Innervation Supraspinatus-----------Suprascapular Infraspinatus-------------Suprascapular Teres minor---------------Axillary Subscapularis------------Subscapular
Match the muscle to its respective blood supply
Muscle:
Supraspinatus, Infraspinatus, Teres minor, Subscapularis
Blood Supply:
Suprascapular, Scapular circumflex,
Lateral Thoracic, Subscapular
Muscle————–Blood Supply
Supraspinatus—–Suprascapular
Infraspinatus——-Suprascapular
Teres minor———Scapular Lat. Thor. + Subscapular
Match the muscle to its respective action
Muscle:
Supraspinatus, Infraspinatus, Teres minor, Subscapularis
Action:
Abduction, Adduction,
Internal (medial) Rotation, External (lateral) Rotation
Muscle—————————————Action
Supraspinatus—————————-Abduction
Infraspinatus——————————Ext. Rotation
Teres minor——————————-Ext. Rotation
Subscapularis—————————-Int. Rotation
Latissimus dorsi is innervated by ________ nerve and has the ________ action
Thoracodorsal N.
Extension + Int. Rotation of arm
Trapezius is innervated by ________ nerve and has the ________ action
Spinal Accessory N.
Adduct scapula
Rhomboid is innervated by ________ nerve and has the ________ action
Dorsal Scapular N.
Scapular retraction
Serratus Anterior is innervated by ________ nerve and has the ________ action
Long Thoracic N.
Adheres scapulae to chest wall
Deltoid is innervated by ________ nerve and has the ________ action
Axillary N.
Abduction of the arm
Teres major is innervated by ________ nerve and has the ________ action
Subscapular N.
Extension + Internal Rotation + Adduction of arm
Pectoralis minor is innervated by ________ nerve and has the ________ action
Medial Pectoral N.
Draws scapula forward
Match the muscle to its respective innervation
Muscle:
Biceps brachii, Brachialis, Brachioradialis,
Coracobrachialis, Pronator teres
Innervation:
Median, Musculocutaneous, Radial
Muscle———————————–Innervation
Biceps brachii————————Musculocutaneous
Brachialis——————————-Musculocutaneous
Brachioradialis———————–Musculocutaneous
Coracobrachialis——————–Radial
Pronator teres———————–Median
Match the muscle to its respective blood supply
Muscle:
Biceps brachii, Brachialis, Brachioradialis,
Coracobrachialis, Pronator teres
Blood Supply:
BrachialUlnar artery, Ulnar artery
Muscle———————————–Blood Supply
Biceps brachii————————Brachial artery
Brachialis——————————-Brachial artery
Brachioradialis———————–Brachial artery
Coracobrachialis——————–Brachial artery
Pronator teres———————–Ulnar artery
Triceps is innervated by ________ nerve, has ________ for a blood supply and has the ________ action
Radial N.
Brachial artery
Extension of Elbow
Anconeus is innervated by ________ nerve, has ________ for a blood supply and has the ________ action
Radial N.
Brachial artery
Extension of Elbow
The Biceps brachii, Brachialis, Brachioradialis, Coracobrachialis, and Pronator teres are all part of the ________ compartment of the arm
Anterior
The Triceps and Anconeus are both part of the ________ compartment of the arm
Posterior
Flexor radialis is innervated by ________ nerve, has ________ for a blood supply and has the ________ action
Median N.
Ulnar artery
Flex + Abducts wrist
Flexor carpi ulnaris is innervated by ________ nerve, has ________ for a blood supply and has the ________ action
Ulnar N.
Ulnar artery
Flex + Adducts wrist
Flexor digiti profundus is innervated by ________ nerve, has ________ for a blood supply and has the ________ action
1/2 Median N. + 1/2 Ulnar N.
Ulnar artery
Flex DIP, PIP, MCP
Pronator teres is innervated by ________ nerve, has ________ for a blood supply and has the ________ action
Median N.
Ulnar artery
Pronate forearm + Flex elbow
Flexor pollicis longus is innervated by ________ nerve, has ________ for a blood supply and has the ________ action
Median N.
Ulnar artery
Flexes distal thumb