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Appendicular

Appendicular Skeleton

QuestionAnswer
What bones make up the pectoral girdle? Clavicle and Scapula
What is the 'S' shaped bone, where the superior side is smooth and the inferior side is marked w/ groves and ridges for muscle attachments? Clavicle
What is the rounded, hammer-like head on the clavicle called? Sternal end
What is the flattened end of the clavicle called? Acromial end
What is the rough tuberosity near the end of the clavicle called? Conoid tubercle (for ligament attachment)
What is the triangular plate of the pectoral girdle that has 3 borders/sides/angles? Scapula
What are the 3 borders of the scapula called? Superior border(top), Medial border(towards the mid-line), and the Lateral border(away from mid-line).
What are the 3 angles of the scapula called? Superior angle(top), Lateral angle(away from mid-line), and Inferior angle(bottom).
What is located on the superior border of the scapula and provides passage for a nerve? Suprascapular notch
What is the broad anterior surface of the scapula called? Subscapular fossa
What is the shelf on the posterior side of the scapula called? Scapular spine
What is the depression above the scapular spine called? And what is the depression below the spine called? Supraspinous fossa(above) and Infraspinous fossa
On the lateral angle of the scapula- what is the plate-like extension that is the only point of attachment of the arm and scapula to the axial skeleton called? Acromion
What is the finger-like extension on the scapula that is the proximal attachment for the biceps and other muscles called? Coracoid process
What is the shallow socket for the head of the humerus on the scapula called? Glenoid fossa (cavity)
The brachium region holds what bone? Humerus (Upper-Arm:Humeral joint to elbow)
The antebrachium region holds what bone(s)? Ulna and Radius (lower arm: elbow to wrist)
The carpus region contains what bone(s)? Carpals-8 (wrist bones)
The manus region consists of what bone(s)? Metacarpals-5 (hand)
The digits region consists of what bone(s)? Phalanges-14 (fingers & thumb) #1(thumb)= 2 phalanx #2-#5(little finger)= 3 phalanx each
What is the smooth large ball on the medial proximal portion of the humerus called? Head of Humerus
On the humerus, what is the groove around the head called? Anatomical Neck
What is the knob on the lateral proximal end of the humerus called? Greater Tubercle
What is the small knob on the anterior proximal end of the humerus called? Lesser Tubercle
What is the common fracture site of the humerus, located just below the tubercles called? Surgical Neck
What is the rough area on the humerus that is the site for attachment of the deltoid muscle called? Deltoid Tuberosity
On the distal lateral end of the humerus, what is the condyle that articulates with the radius and is covered with cartilage called? Capitulum(shaped like a flat tire)
On the medial distal end of the humerus- what is the condyle that articulates with the ulna and is covered in cartilage called? Trochlea(putty-like)
What is proximal to the condyle and is the site of attachment for all the dorsal forearm muscles-wrist and finger extensors? Lateral Epicondyle
What is proximal to the condyle and is the site of attachment for all the ventral forearm muscles-wrist and finger flexors? Medial Epicondyle
What is the medial anterior pit of the humerus, that accommodates the coronoid process of the ulna when the elbow is flexed called? Coronoid Fossa
What is the lateral anterior pit of the humerus called? Radial Fossa
What is the posterior pit of the humerus that accommodates the olecranon of the ulna when the elbow is flexed called? Olecranon Fossa
What is the smaller of the two lower arm bones; lateral(thumb) side and looks like a golf tee? Radius
What is the proximal end of the radius that rotates freely on the humerus called? Head of Radius
Distal to the head of the radius- what is the rough knob on the medial side of the shaft called? Radial Tuberosity(attachment for the biceps brachii muscle)
What is the lateral bony point on the distal end of the radius called? Styloid process
What are the two shallow depressions on the distal end of the radius that articulate with the scaphoid and lunate bones called? Articular Facets
Whats on the medial distal end of the radius that articulates with the end of the ulna? Ulnar Notch
What is the larger of the two lower arm bones and looks like a wrench? Ulna
What is the deep C shaped proximal end of the ulna called? Trochlear Notch
What is on the posterior side of the trochlear notch of the ulna and is the bony point where you rest your elbow? Olecranon Process
What is the anterior side of the proximal end of the ulna called? Coronoid Process
What is the tiny process at the most distal end of the ulna? Styloid Process
What are the carpals in the proximal row(from lateral to medial) called? Scaphoid, Lunate, Triquetrum, and Pisiform(sesamoid bone)
What are the carpals on the distal row (lateral to medial) called? Trapezium, Trapezoid, Capitate, and Hamate
What are the 5 long bones that form the palm of hand called? Metacarpals (5) #1(thumb)...#5(pinky)
What are the bones of the fingers called and how are they described as? Phalanges(2 on the thumb/3 in the fingers) Described as: proximal,middle,& distal Numbered as: I(thumb),II, III, IV, V(pinky)
What does the Pelvis Girdle support and protect? Supports the trunk on the legs and protects the viscera of the pelvic cavity
What does the Pelvis Girdle consist of? 2-os Coxae and the Sacrum (3 bones total)
What does the Pelvic Girdle consist of? 2-os Coxae and NO Sacrum
Each os coxae joined to the vertebral column by what? Sacroiliac Joint
On the anterior side of the pelvis, the right and left pubic bones are joined by a pad of fibrocartilage called the_________? Pubic Symphysis
What is the portion of the pelvis that is superior to the arcuate line called? False Pelvis(or greater pelvis)
What is the region inferior to the arcuate line of the pelvis called? True Pelvis(or lesser pelvis)
What is the round region that separates the true and false pelvis called? Pelvic Inlet (the superior most margin of the true pelvis)
What is the inferior margin of the true pelvis called? Pelvic Outlet
Adult os coxae/or coxal bones are formed by the fusion of what 3 childhood bones? Ilium, Ischium, and Pubis
What is the largest bone that extends outward from the acetabulum and is the most superior fan shaped bone of the ox coxae? Ilium
What is the superior ridge of the hip? Iliac Crest (hands on your hips = hands on your iliac crest)
What is the most anterior point on the ilium? Anterior Superior Iliac Spine (ASIS)
What is inferior to the anterior point of the ilium? Anterior Inferior Iliac Spine (AIIS)
What is the most posterior point if the ilium? Posterior Superior Iliac Spine (PSIS)
What is inferior to the posterior point of the ilium? Posterior Inferior Iliac Spine (PIIS)
What is the anteromedial surface of the ilium that is smooth and slightly concaved? Iliac Fossa
The ______ surface of the ilium is roughened for the attachment of muscles. Posterolateral
What is the solid, rough bone on the posterior side of the ilium? Ischium
What is the pointy projection on the ischium called? Ischial Spine
What is the deep notch on the ischium just below the PIIS- that allows nerves to pass through to the legs called? Greater Sciatic Notch
What is the small notch/indentation inferior to the ischial spine called? Lesser Sciatic Notch
What is the rough/thick lower corner of the ischium -that supports people as they sit called? Ischial Tuberosity
The ramus of the ischium joins the inferior of the ______ anteriorly. Pubis
What is the projection most anterior portion of the os coxae that is 'V' shaped with a superior and inferior ramus and a triangular body? Pubis
What is the hip socket called? And what bones does it lie in? Acetabulum- is part of the ilium, ischium, and pubis
What is the large round triangular hole below the acetabulum? Obturator Foramen
The Thigh(upper leg) region hold what bone? Femur (hip to knee)
The Crus(lower leg) region contains what bone(s)? Tibia and Fibula (knee to ankle)
The Tarsus(ankle) region consists of what bones? Calcaneus, Talus, and Navicular (ankle joint)
The Pes(foot) region consists of what bones? Tarsal bones (7) and Metatarsals (5)
The Digits(toes) region houses what bones? Phalanges (14)
What is the thigh bone that bows forward slightly? Femur
What is the ball on the medial proximal end of the femur that articulates with the acetabulum? Head of Femur
What is the pit in the head of the femur- where the ligament teres extends from the acetabulum called? Fovea Capitus
What is the constriction distal from the head of the femur called? Neck of Femur
What is the large knob opposite from the head of the femur called? Greater Trochanter (insertions for powerful muscles of the hip)
What is the knob just below the head of the femur called? Lesser Trochanter (insertions for powerful muscles of the hip)
Trochanters are connected on the anterior side of the femur by a thick oblique ridge called________. Intertrochanteric Crest
What is the smooth projection on the medial side of the distal end of the femur called? Medial Condyle
What is the projection on the lateral side of the distal end of the femur called? Lateral Condyle
On the distal ends of the femur- what flares out and serves as the sites of attachments for muscle and ligament attachments? Medial and Lateral Epicondyles
What is the triangular sesamoid bone that has a pair of articular facets on its posterior surface? Patella (kneecap)
What is the ONLY weight bearing bone of the Crural region? Tibia
What are the two fairly flat surfaces on the broad superior head of the tibia called? Lateral and Medial Condyles
Condyles of the tibia articulate with the condyles of the ______. Femur
Whats on the medial distal end of the tibia? Medial Malleolus
What is the smaller bone of the lower leg that does NOT bear any weight? Fibula
What is on the distal end of the fibula on the lateral side? Lateral Malleolus
The proximal end of the fibula is called the _______. Fibular Head
What bones comprises the proximal row of the tarsals? Calcaneus, Talus, and Navicular
What is the largest tarsal bone that forms the heel? (Achilles tendons attach here) Calcaneus
What is the second largest bone of the tarsal that articulates with the tibia inferiorly, and the navicular anteriorly? Talus
What are the bones on the Distal row of the Tarsals? (from medial to lateral) 1. 1st Cuneiform : Medial Cuneiform 2. 2nd Cuneiform : Intermediate Cuneiform 3. 3rd Cuneiform : Lateral Cuneiform 4. Cuboid (the largest)
Created by: Anniemal on 2008-10-13



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