Anatomy Chapter 14
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Anatomy Chapter 14
Pectoral Girdle & Upper Extremity
What two bones make up the pectoral girdle?
clavicle & scapula
What is the vernacular for "clavicle"?
What is the medial end of the clavicle?
What is the lateral end of the clavicle?
What is the vernacular for "scapula"?
What is the ridge of bone on the posterior side of the scapula?
spine of the scapula
What bony prominence of the scapula can be palpated on the lateral side?
What is the overall shape of the scapula?
The scapula is a flat bone. What are its three edges?
superior, medial, & inferior border
What are the three meeting points of the edges of the scapula?
superior, inferior, & lateral angles
With what part of the scapula does the humerus articulate?
What bony process lies superior to the scapula's articulation with the humerus and serves as the origin for the long head of the biceps brachii?
What bony process lies inferior to the scapula's articulation with the humerus and serves as the origin for the long head of the triceps brachii?
What is the broad, relatively smooth anterior depression of the scapula?
What is the depression superior to the spine of the scapula?
What is the depression inferior to the spine of the scapula?
What is the only bone of the brachium?
What part of the humerus articulates with the scapula?
What bony prominence of the humerus lies proximally and laterally?
What bony prominence of the humerus lies proximally and anteriorly?
Through what feature of the humerous does the tendon of the long head of the biceps brachii run?
What feature of the humerus is the location of the epiphyseal plate or line?
What feature of the humerus lies in the proximal region where the bone begins to narrow?
What are two terms for the long , central region of the scapula or any other long bone?
shaft or diaphysis
What rough prominence lies on the lateral side of the middle portion of the humerus?
What are distal, easily palpated bone projections on the humerus?
What feature of the humerus articulates with the head of the radius?
What feature of the humerus articulates with the ulna?
What is the distal, lateral depression on the anterior side of the humerus?
What is the distal, medial depression on the anterior side of the humerus?
What is the distal depression on the posterior side of the humerus?
From lateral to medial, what are the two bones of the forearm?
radius & ulna
What is the relation of the radius and ulna in the anatomical position?
Which of the two bones of the forearm moves during pronation?
crossed (radius rotates around the ulna)
What portion of the radius articulates with humerus?
What narrow region of the radius lies just distal to the articulation with the humerus?
On what prominence of the radius does the biceps brachii insert?
What bony projection of the radius can be palpated on the distal, lateral side of the forearm?
What distal feature of the radius articulates with the ulna?
What feature of the ulna articulates with the humerus?
What prominent projection of the ulna forms the posterior "bump" of the elbow?
What prominence of the ulna forms the inferior lip of the trochlear notch?
What feature of the ulna forms a part of the proximal radioulnar joint?
What feature of the ulnar appears as a bump on the distal, medial side of the forearm?
What feature of the ulna can be palpated on the distal, medial side of the forearm?
What sheet of dense regular connective tissue lies between the radius and ulna?
What is the collective name of the eight small bones of the wrist?
From lateral to medial, what bones form the proximal row of carpals?
scaphoid, lunate, triquetrum, & pisiform
From lateral to medial, what bones form the distal row of carpals?
trapezium, trapezoid, capitate, & hamate
What long bones support the palm of the hand?
How are the bones in the palm of the hand numbered?
lateral to medial (1-5)
What are the bones in the digits?
How many bones are in the thumb?
What bone in the thumb articulates with the first metacarpal?
What bone in the thumb lies within the segment of that digit with the nail?
Digits II through V each have three bones. How are they designated?
proximal, middle, & distal
What is the difference between the digits and the phalanges?
digits are fingers and toes
phalanges are skeletal elements