click below
click below
Normal Size Small Size show me how
DukePAArmMuscles
ArmMuscles
| Question | Answer |
|---|---|
| Biceps Brachii | Long and Short Heads Flex Glenohumeral Joint and Elbow Supinates Forearm |
| Coracobrachialis | Flex Glenohumeral Joint |
| Brachialis | Flex Elbow |
| Triceps Brachii | Three Heads- attach Scapula & Humerus Extends Glenohumeral Joint Extends Elbow |
| Triceps Brachii Innervation | Radial Nerve |
| Nursemaids Elbow | Dislocation of the proximal radius |
| Anterior Forearm Innervation | Mostly Median Nerve |
| Pronator Teres | Pronate Forearm |
| Flexor carpi radialis | Flex and Abduct Wrist |
| Palmaris longus | Variably Absent! Flex wrist Tense Palmar aponeurosis |
| Flexor Carpi ulnaris | Flex and adduct wrist |
| Flexor Carpi Ulnaris Innervation | Ulnar Nerve |
| Flexor Digitorum Superficialis | Flex Digits 2-5 (MCP and PIP) |
| Flexor Digitorum Profundus | Flex digits 2-5 (MCP, PIP & DIP) |
| Flexor Pollicus Longus | Flex Thumb (MCP and IP Joints) |
| Pronator Quadratus | Pronate forearm |
| Innervation of Posterior Forearm | Radial Nerve |
| Anterior Forearm Movements | Abduct/Adduct Wrist Flex Wrist Flex MCP/IP Joints Pronate Forearm |
| Posterior Forearm Movements | Abduct/Adduct Wrists Extend Wrist Extend MCP/IP Joints Supinate Forearm |
| Brachioradialis (Post FA) | Flex Elbow |
| Extensor Carpi Radialis Longus/Brevis (Post FA) | Extend/Abduct Wrist |
| Extensor Carpi Ulnaris (Post FA) | Extend/Adduct Wrist |
| Extensor Digitorum (Post. FA) | Extends Digits 2-5 (MCP,PIP, DIP) Extend Wrist |
| Extensor Digiti Minimi (Post FA) | Extends Digit 5 (MCP, PIP, DIP) |
| Extensor indicis (Post FA) | Extend Second Digit (Index Finger) |
| Extensor Pollicis Longus (Post FA) | Extend Thumb (CMC, MCP, IP) |
| Extensor Pollicus Brevis (Post FA) | Extend Thumb (CMC, MCP) |
| Abductor Pollicis Longus (Post FA) | Abduct and Extend Thumb |
| Supinator (Post FA) | Supinates Forearm |
| What is the function of the Extensor Retinaculum | Holds Tendons of Extensors in Place Tendons Surrounded by Synovial Sheaths Common Site of Synovial (Ganglionic) Cysts |
| What is Golfers Elbow? | Medial Epicondylitis |
| What is Tennis Elbow? | Lateral Epicondylitis |
| What are the three muscle compartments in the hand? | Thenar, Hypothenar, Central |
| Palmar Aponeurosis | Condensation of Deep Fascia covering the palm |
| What is the innervation of the thenar muscles? | Median Nerve |
| What is the innervation of the hypothenar and Central Muscles? | Ulnar Nerve |
| Name the three thenar muscles? | Abductor Pollicis Brevis Flexor Pollicis Brevis Opponens Pollicis |
| Name the three Hypothenar Muscles? | Abductor Digiti Minimi Flexor Digiti Minimi Brevis Opponens Digiti Minimi |
| Adductor Pollicis Muscle | Central Compartment Adduct Thumb Ulnar Nerve Innervation |
| Lumbrical Muscle | Flex MCP, Extend IP Joints Inserts on Extensor Hoods Innervated 1/2 Median, 1/2 Ulnar |
| Palmar Interossei | Adduct Fingers |
| Dorsal Interossei | Abduct Fingers |
| What is the innervation to the palmar and dorsal interossei? | Ulnar Nerve |
| What makes up the lateral border of the Anatomical Snuff Box? | Extensor pollicis brevis Abductor Pollicis longus |
| What makes up the medial border of the Anatomical Snuff Box? | Extensor Pollicis Longus |
| What makes up the floor of the anatomical snuff box? | Scaphoid |
| What runs through the snuff box? | Radial Artery |
| Ulnar Nerve innervates what parts of the hand? | Hypothenar Muscles Palmar/Dorsal Interossei Adductor Pollicic Medial 2 Lumbricals And Sensory for the medial hand |
| Median Nerve Innervates What parts of the hand? | Thenar Muscles Lateral 2 Lumbricals Sensory: Lateral Hand |
| Radial Nerve Innervates What parts of the hand? | Sensory ONLY to Postero-Lateral Hand |