Bones of the hand

Dr. Morton provides an in-depth tutorial on the anatomy of the hand, focusing on the bones and joints. The video covers the carpal bones, metacarpals, and phalanges, along with their anatomical landmarks and clinical significance. A mnemonic is introduced to help remember the carpal bones. The video also explains the carpal tunnel and its contents, as well as the joints in the hand, including the MCP, PIP, and DIP joints. Practice problems are included to reinforce learning.

What are the three main types of bones found in the hand?

• Carpals, Metatarsals, Phalanges

• Carpals, Tarsals, Phalanges

• Carpals, Metacarpals, Phalanges

• Metacarpals, Tarsals, Phalanges

What structure forms the roof of the carpal tunnel?

• Transverse humeral ligament

• Palmar aponeurosis

• Extensor retinaculum

• Flexor retinaculum

What is the primary function of the carpal tunnel?

• To support the wrist joint

• To house the extensor tendons

• To connect the forearm to the palm

• To protect the ulnar nerve

Which mnemonic helps remember the order of carpal bones?

• Sam Likes To Push The Toy Car Hard

• Some Lovers Try Positions That They Can't Handle

• Sally Left The Party To Take Cathy Home

• Sally Likes To Play The Cello Hard

Which carpal bone is most commonly fractured?

• Trapezium

• Lunate

• Hamate

• Scaphoid

Which bone is known for its hook-like structure?

• Hamate

• Scaphoid

• Trapezium

• Capitate

Which bone is found at the floor of the anatomical snuffbox?

• Pisiform

• Lunate

• Scaphoid

• Trapezoid

What is the Greek meaning of the prefix 'meta' in metacarpals?

• Between

• After

• Beyond

• Before

How many phalanges does the thumb have?

• One

• Two

• Three

• Four

What is the joint between the metacarpal and proximal phalanx called?

• Metacarpophalangeal joint

• Interphalangeal joint

• Radiocarpal joint

• Carpometacarpal joint