Bones
True/False: When naming metacarpal bones, you should always use roman numerals
True
Muscle that inserts on the dorsal aspect of metacarpals II-III
Extensor carpi radialis muscle
Nerves that pass through the carpal canal
Median nerve and Ulnar nerve
Anatomical and Layman's names of the joints associated with the carpus and metacarpus
Radiocarpal joint or Antebrachiocarpal joint/Knee
Middle carpal joint/Knee
CarpoMetacarpal joint/Knee
Metacarpophalangeal joint/Fetlock
Metacarpal bones that are absent
Metacarpal bones I-II
True/False: Metacarpal bone regions, from proximal to distal, are named head, body, base
False: base, body, head
Insertion of the Ulnaris lateralis
Dorsal Proximal Metacarpal V and Accessory Carpal Bone
Innervates the carpus and digits
Median nerve, Ulnar nerve, Radial nerve
Stay apparatus at the carpal and metacarpal region
Palmar carpal ligament prevents over-extension of the carpal joint
Distal check ligament
Suspensory Ligament with medial and lateral borders
Characteristics of metacarpal bones III-IV
Main weight bearing metacarpal bones
Fused together (Dorsal/Palmar Longitudinal Groove)
Fusion of proximal carpal bones, the regional terminology (cranial/caudal/lateral/medial), and which antebrachial bone is associates with
Flexor carpi ulnaris and flexor carpi radialis origins, insertions, actions
Flexor carpi ulnaris - medial epicondyle - accessory carpal bone - flexes the carpus and digits
Flexor carpi radialis - medial epicondyle - palmar aspect of proximal metacarpals II-III - flexes the carpus and digits
Autonomous nerve for dorsal paw
Radial nerve
Metacarpal bones present and their alternate names
Metacarpal II-IV (metacarpal bone II is prone to shearing and compression, metacarpal bone IV is prone to trauma)
Metacarpal III/Cannon Bone
Distal carpal bone I
Carpal bone that articulates with two metacarpal bones
Distal Carpal Bone IV
Borders of the carpal canal and what passes through the carpal canal
Dorsal border: Palmar carpal ligament
Lateral border: Accessory carpal bone
Palmar border: Flexor retinaculum
Superficial digital flexor, deep digital flexor, median nerve, ulnar nerve
Artery that vasculates the dorsal aspect of the paw and it's parent artery
Radial artery
Parent: Median artery
Structures that lie under the Palmar Annular Ligament
Superficial to Deep:
Palmar annular ligament
Flexor Manica (Deep digital flexor tendon and Superficial digital flexor tendon)
Scutum
Proximal sesamoid bone
Carpal bones that are fused
Distal carpal bones II-III
Anatomical name for joints surrounding the carpal and metacarpal bones
From proximal to distal:
Antebrachiocarpal joint
Middle carpal joint
Carpometacarpal joint
Metacarpophalangeal joint
Sesamoidean Ligaments, listed from superficial to deep
Straight sesamoidean ligament
Oblique sesamoidean ligament
Cruciate sesamoidean ligament