Lunate

Moon-shaped carpal bone

Upper limbSkeletal system

High-yield

Most commonly DISLOCATED carpal bone (anteriorly) → acute carpal tunnel syndrome.

Overview

A crescent-shaped proximal carpal bone that is the most commonly dislocated carpal bone and can compress the median nerve.

Reference facts

Bone type
Short (carpal)
Key landmarks
Concave distal surface; Convex proximal surface
Articulations
Radius; Scaphoid; Triquetrum; Capitate; Hamate

✚

Educational reference. This page summarizes standard anatomy study concepts. It is not medical advice and must not be used for diagnosis, treatment, surgical planning, or any clinical decision-making.

Your notes

Region

Upper limb — Shoulder, arm, forearm, and hand — from the rotator cuff to the intrinsic hand muscles.

All upper limb structures

Study this

Reinforce the Lunate with flashcards and quiz practice.

Flashcards Quiz

Scaphoid

Boat-shaped carpal bone

Bone

Trapezium

Carpal bone at the thumb base

Bone

Radius

Lateral forearm bone

Bone

Ulna

Medial forearm bone

Muscle

Flexor carpi radialis

Flexes and abducts the wrist

Vessel

Radial artery

Lateral forearm artery

AnatomyDeck

210 structures · 680 flashcards · quizzes. A study reference for human gross anatomy.

AnatomyDeck is an educational study reference for human anatomy coursework. It is not medical advice and is not a tool for diagnosis, treatment, surgical planning, or any clinical decision-making. Always defer to your instructors, dissection materials, current references, and licensed professionals.