The Upper Limb: Bones and Joints Flashcards
What are the Bones of the Upper Limb or Member
- Shoulder Girdle
- Arm or Brachium
- Forearm/Antebrachium
- Hand (Carpus, Metacarpus, Digits)
Bones of the Upper Limb or Member
What are the parts of the Shoulder Girdle
- Scapula - Shoulder Blade
- Clavicle - Collar bone
Bones of the Upper Limb or Member
What is the bone in the Arm/Brachium
Humerus
Bones of the Upper Limb or Member
What are the two bones in the Forearm/Antebrachium
- Radius
- Ulna
Forearm/Antebrachium
What is the lateral bone of the forearm
Radius
Forearm/Antebrachium
What is the Medial bone of the forearm
Ulna
Important Parts - Bones of the Upper Limb
A flat bone, a flat triangular bone that lies against the upper posterolateral chest wall
Scapula
Scapula
What are the parts of the Scapula
- Body
- Head
- Neck
- Coracoid Process
Scapula
What are the 3 parts of the body of the Scapula
- Borders
- Angles
- Spine
Scapula
What are the 3 borders of the Scapula
- Medial/vertebral
- Lateral/Axillary
- Superior
Scapula
the flat rounded lateral end of the spine.
Acromion
Scapula
is an oval depression on the lateral surface of the head of the scapula.
Glenoid cavity
Scapula
is a beaklike projection originating from the anterior border of the neck of the scapula.
Coracoid Process
Is a long flat bone somewhat resembles an old fashioned key.
Clavicle
Clavicle
What are the 3 parts of the Clavicle
*Acromial extremity (end)
* Body
* Strenal extremity
Clavicle
What are the 3 parts of the Clavicle
*Acromial extremity (end)
* Body
* Strenal extremity
Clavicle
small rough prominence on the posterior margin of the inferior surface of the clavicle towards the acromial end.
Conoid tubercle
A long cylindrical bone that reaches from the shoulder to the elbow.
Humerus
Humerus
What are the 3 parts of the Humerus
- Proximal extremity
- Body
- Condyle/Distal extremity
Part of the Body (shaft) of the Humerus
- Deltoid tubercle
What are the parts of the Condyle/distal extremity of the Humerus
- Capitulum
- Trochlea
- Fossae: coronoid, radial, olecranon
- Medial epicondyle
- Lateral epicondyle
- Ulnar groove
Humerus
is a furrow that extends longitudinally on the anterior surface of the upper humerus between the greater and lesser tubercle.
Intertubercular groove
Humerus
slightly constricted obliquely directed part of the humerus between the head and the remainder of the bone.
Anatomical neck
Humerus
constricted part of the humerus below the tubercles
Surgical Neck
Humerus
a rough prominence on the anterolateral surface.
Deltoid tubercle
Humerus
small rounded prominence forming the lateral part of the lower articular end of the humerus.
Capitulum (little Head)
Humerus
forms the medial part of the distal articular surface of the humerus.
Trochlea (pulley)
Humerus
a depression on front of the lower humerus immediately above the trochlea.
Coronoid fossa
Humerus
a small depression on the front of the lower humerus above the capitulum.
Radial fossa
Humerus
a depression on the back of the lower humerus above the trochlea
Olecranon fossa
Humerus
knucklelike rounded bony prominence on the medial border of the lower humerus above the trochlea.
Medial epicondyle
Humerus
smaller bony prominence on the lateral margin of the lower humerus.
Lateral Epicondyle
Humerus
smaller bony prominence on the lateral margin of the lower humerus.
Lateral Epicondyle
Humerus
is a furrow on the dorsal surface of the medial epicondyle through which the ulnar nerve descends to the forearm.
Ulnar groove
Lateral bone of the forearm
Radius
Radius
What are the parts of the Radius
- Proximal extremity
- Body or Shaft
- Distal extremity
Radius
What are the Proximal parts of the Radius
- Head
- Neck
- Radial tuberosity
Radius
What are the Distal extremity parts of the Radius
- Styloid process
- Carpal articular surface
- Ulnar notch
Radius
its upper expanded disclike end, with slightly concave upper articular surface.
The head of the Radius
Radius
a rough prominence on the anteromedial surface of the radius below its neck.
Radial Tuberosity
Radius
a large bony prominence on the lateral border and distal end of the radius
Styloid process
Radius
a small depression on the medial margin of the distal end of the radius above its articular surface.
Ulnar Notch
Radius
a large smooth area on the distal end of the radius that articulates with the carpal bones.
Carpal articular surface
Medial bone of the forearm.
Ulna
What are the parts of Ulna
- Proximal extermity
- Body or Shaft
- Distal extremity
Ulna
What are the parts of the proximal extremity
- Olecranon Process
- Coranoid process
- Trochlear notch
- Radial Notch
Ulna
What are the parts of the distal extremity
- Head
- Styloid process
Ulna
bluntly rounded upper end of the ulna that lies posterior to the elbow joint.
Olecranon Process
Ulna
extends anteriorly from the upper part of the body of ulna. It is beaklike and lies below and anterior to the olecranon.
Coronoid Process
Ulna
concave half-moon shaped hollow on the anterior surface of the olecranon and the upper curved surface of the coronoid process.
Trochlear notch (semilunar notch)
Ulna
is a depression on the lateral surface of the upper ulna below the trochlear notch.
Radial Notch
Ulna
is a small pointed prominence that extends distally from the posteromedial border of the ulnar head.
Styloid process of the ulna
Hand/Manus
What are the 3 parts of the hand
- Wrist/Carpus
- Metacarpus
- Digits
Hand/Manus
What are the bones of the wrist/carpus
- Scaphoid bone
- Lunate bone
- Triquetral bone
- Pisiform bone
- Trapezium
- Trapezoid
- Capitate bone
- Hamate bone
Hand/Manus
What are the bones of the wrist/carpus
- Scaphoid bone
- Lunate bone
- Triquetral bone
- Pisiform bone
- Trapezium
- Trapezoid
- Capitate bone
- Hamate bone
Hand: Wrist or Carpus
Boat shaped and lies on the lateral side of the wrist.
Scaphoid bone
Hand: Wrist or Carpus
Crescent shaped, resembling a half-moon.
Lunate bone
Hand: Wrist or Carpus
Triangular in shape
Triquetral bone
Hand: Wrist or Carpus
It lies anterior to triquetral bone and forms anteromedial part of the wrist.
Pisiform bone
Hand: Wrist or Carpus
- greater multangular bone
- lies on the radial or thumb side of the wrist in the distal row of the carpal bones
Trapezium bone
Hand: Wrist or Carpus
- Lesser multangular bone
- lies between the trapezium and the capitate bone
Trapezoid bone
Hand: Wrist or Carpus
Largest bone in the wrist
Capitate bone
Hand: Wrist or Carpus
Has a hooklike process called the hamulus
Hamate bone
- Small oval or rounded masses of bone tissue that develop in tendons.
- They are composed of bone cells, and are not just deposits of calcium.
Sesamoid Bones
Sesamoid Bones
The Sesamoid bones are in the:
——- of the metacarpophalangeal joints
——- of the metatarsophalangeal joints.
- Palmar surface
- Plantar surface
Sesamoid Bones
Largest sesamoid bone
Patella
Parts of Bones forming the Joints of the Upper Limbs
What are the gliding joints in the upper limbs
- Sternoclavicular joint
- Acromioclavicular joint
- Intercarpal joints
Parts of Bones forming the joints of the Upper Limbs
What kind of joint is the Shoulder joint?
Synovial - Ball and Socket Joint
Parts of Bones forming the joints of the Upper Limbs
What are the pivot joints in the upper limb
- Proximal radioulnar joint
- Distal radioulnar joint
Parts of Bones forming the joints of the Upper Limbs
What are hinge joints in the upper limb
- Elbow Joint
- Proximal interphalangeal
- Distal interphalangeal
Parts of Bones forming the joints of the Upper Limbs
What are the condylar joints in the upper limb
1.Wrist joint
2. Metacarpophalangeal joints
Parts of Bones forming the joints of the Upper Limbs
What are the condylar joints in the upper limb
1.Wrist joints
2. Metacarpophalangeal joints
This ligament, together with the anterior curved surfaces of the carpal bones, forms a tunnel for the tendons, blood vessels and nerves pass from the forearm into the hand.
Carpal Tunnel
Congenital Anomalies of the Upper Limb
one or both arms may be absent
Abrachium
Congenital Anomalies of the Upper Limb
Elevation and deformity of the scapula
Sprengel’s deformity
Congenital Anomalies of the Upper Limb
A joining together of the upper ends of the radius and ulna, with inability to supinate or pronate the hand.
Fusion
Landmarks and Prominences of the Upper Limb
What are the landmarks and prominences on the Shoulder
- Spine and inferior angle of the scapula
- Coracoid process
- Clavicle
- Deltoid tubercle
Landmarks and Prominences of the Upper Limb
What are the landmarks and prominences on the Elbow
- Epicondyles and olecranon process
- Head of the radius
Landmarks and Prominences of the Upper Limb
What are the landmarks and prominences of the Wrist
- Styloid process of the elbow
- Head of the ulna
- Styloid process of the ulna
- Pisiform bone
Landmarks and Prominences of the Upper Limb
What are the landmarks and prominences of the Metacarpals and digits
Metacarpophalangeal joints