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Chapter 7 (part one)
The Appendicular Skeleton
67
Anatomy
Undergraduate 1
02/06/2012

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Cards

Term
How many bones are in the appendicular skeleton?
Definition
There are 126 bones in the appendicular skeleton.
Term
What are the four Appendicualr Skeleton overview?
Definition

-Pectoral Girdle

-Upper Extremities

-Pelvic Girdle

-Lower Extremities 

Term

How many total bones make up the Pectoral Girdle?

Definition

There are four total bones that make up the pectoral girdle.

Term
What make up the Pectoral Girdle?
Definition

- Clavicle

- Scapula

Term
How many total bones make up the Upper Extremities?
Definition
There are 60 total bones that make up the Upper Extremities.
Term
What make uWhatp the Upper Extremities?
Definition

- Humors

- Radius

- Ulna

- Carpal bones

- Metacarpal bones

- Phalanges

Term
How many bones make up the Pelvic Girdle?
Definition
There are two bones that make up the Pelvic Girdle.
Term
What are the bones that make up the Pelvic Girdle?
Definition

- Ilium

- Ischium

Term
How many bones make up the Lower Extremities?
Definition
There is a total of 60 bones that make up the Lower Extermities?
Term
What makes up the Lower Extremities?
Definition

- Femer

- Patella

- Tibia

- Fibula

- Tarsal bones

- Metatarsal bones

- Phalanges

Term
What is the function of the Appendicular Skeleton?
Definition

- Changing potsition

-Mostility

 

Term
What is the (Girdle) in the pectoral Girdle?
Definition
It supporting element that connects the upper or lower limbs to the truck (axial skelton).
Term
What is Pectoral Girdle?
Definition
Where the arms articulates with the trunk of the body.
Term
What is consists of the clavicle and the scapula?
Definition

- Movements of the clavicle and scapula position  the shoulder joint abd provide a base for arm movement.

- Sufaces of the scapula and clavicle are important  sites for muscle attachment.

Term
What is the (clavicle) in the Pectporal Girdle?
Definition

- S-shaped bone that connects the pectoral girdle and the acaial skeleton.

- Helps to brace the  shoulder and transfers some of the weight of the upper limb to the axail skeleton.

Term

What makes up the (clavicle) in the Pectporal Girdle?

Definition

- Sternal end 

- Acromial end

Term
What is the stenal end on the clavicle?
Definition

- Articulates with the sternum at the clavicular articulation of the manubrium (sterniclaviular joint).

- More rounded that the acromial end.

Term

What is the Acromial end on the clavicle?

Definition

- Articulates with the acromion of the scapula (acromioclaviular joint of AC joint).

Broader and flatter that the sternal end.

Term
What is the componts of the (scapula) in the Pectoral Girdle?
Definition

- Superior border 

- Medial border

- Lateral border

- Suoerior angle

- Inferior angle

- Lateral angle

- Glenoid cacity (fossa)

- Subscapular fossa

- Coracoid process

- Acromion process

- Supraglenoid tubercle

- Infraglenoid tubercle

- Spine

- Supreaspinous fossa

- Infraspinous fossa 

Term
What components of the scapula have muscle attach along what edges?
Definition

- Superior border

- Medial border

-Lateral border

Term
What does the (lateral angle) do in the scapula in the pectoral girdle?
Definition
Forms a broad process that supports the cup shaped glenord cavity (fossa).
Term

What does the (Glenoid Cavity (fossa)) do in the scapula in the pectoral girdle?

Definition
Articulates with tge procimal end of the humerus (head) to form the shoulder (glenohumeral joint).
Term

What does the (Subscapular fossa) do in the scapula in the pectoral girdle?

Definition
Forms most if the anterior surface, site of attachment for the shoulder muscles.
Term

What does the (Coracoid process) do in the scapula in the pectoral girdle?

Definition
Anterior projusction, attachedment site for the biceps brachii.
Term

What does the (Acromion process) do in the scapula in the pectoral girdle?

Definition
Posterior process, attachment site for part of the trapezius muscle.
Term

What does the (Supraglenoid tubercle) do in the scapula in the pectoral girdle?

Definition
Marks the origin of the biceps brachii
Term

What does the (Infraglenoid tubercle) do in the scapula in the pectoral girdle?

Definition
Marks the origin of the triceps brachii
Term

What does the (Spine) do in the scapula in the pectoral girdle?

Definition
Crosses the posterior protion of the scapular body.
Term

What does the (Supraspinous fossa) do in the scapula in the pectoral girdle?

Definition
Area of attachment for the supraspinatus.
Term

What does the (Infraspinous fossa) do in the scapula in the pectoral girdle?

Definition
- Area of attachment for the infraspinatus.
Term
What is the longest and largest bone of the upper extremity?
Definition
Humerus
Term
What bone Joins proximately with the scapula and distally with the radius and ulna
Definition
Humerus
Term
What three muscles join the Greater tubercle-lateral margin of the shoulder
Definition

- Supraspinatus

 - Infraspinatus

- Teres minor

Term
What articuates with the glenoid cavity of the scapula?
Definition
The Head of the humerus.
Term
What is Lesser tubercle?
Definition

- Is the anterior and medial surface of the epiphysis

- It is also know for where the attachment for the subscapularis.

Term
What is  Anatomical Neckmark?
Definition
 -The distal limit if the articular capsule of the shoulder joints.
Term
What is Surgical neck? 
Definition

- Sorresponds to the metaphysis of growing bones.

- This spot is also know for occuring fractures in the bone.

Term
What is Deltoid Tuberosity?
Definition

-It runs along the lateral border of the shaft, extending more than halfway down its length.

- Named after the deltoid muscle that attaches to it. 

Term
What is Intertubular groove?
Definition

-Separates the greater and lesser tubercles

- Tendon of the bicseps brachii runs aling theis groove from its origin at the supraglenoid tubercle.

Term
What is Medial and lateral epicondyles?
Definition

-Project to either side of the distal humerus.

-Provides extra surface area for muscle attachment.

Term
What is Articular condyles? What is sturctures are on the articular condyles?
Definition

Dominates the distal, inferior surface.

Trochlea and Capitulum.

Term
What is the Trochlea and Capitulum?
Definition

Trochlea is a spool-shape medial portion that articulates with the ulna.

Capitulum is lateral suface that articulates with the radius.

Term
What is the Coronoid fossa?
Definition

-Anterior surface of the humerus.

- Receives the coronoed prossses of the ulna when the foream is flexed.

Term
What is Olecranon fossa?
Definition

- The posterior surface of the humerus.

- Receives the olecranon of the ulna when the forearm is extended.

Term
What is the head of radius?
Definition
Disc at proximal end of the bone.
Term
What is the Radial tuberosity?
Definition

- The prominent bump on the anterior side of the bone.

- Marks the insertion site of the biceps brachii. 

Term
What is the Distal extermity?
Definition
- Participates in the wrist joint.
Term
What is styloid process?
Definition

- Lateral surface of the distal estermity.

- Helps stabilize the wrist.

Term
What is the Ulnar notch?
Definition
- Distal end, articulates with the ulna.
Term
What is the Oleranon process?
Definition

- Forms the point of the elbow.

- Insertion for the triceps brachii

Term
What is the Trochlear notch?
Definition

-Anterior surface  of the olcranon process

- Articulates with the trochlea of the humerus at the hymeroulnar joint

Term
What is the Coriniod process?
Definition
- Bottom lip below the trochlear notch, anterior side.
Term
What  is styloid process of the ulna?
Definition

-Poserior, distal end of the unla.

- Cartilage that separates the ulna from the bones of the wrist attaches here.

Term
What is the Ulnar tuberosity?
Definition

- Found below the coronoid process

 

Term

What is the Radial notch?

 

Definition

-Lateral to the coronoid process.

- Accommodates the head of the radius at the proximal end.

Term
What is the names of the  carpal bones arranged into two rows? 
Definition

- Proximal carpal bones

- Distal carpal bones

Term
What interconnect the carpal bones and help to support the wrist?
Definition
- Ligaments
Term
What is the (scaphoid bone) in the prosimal carpal bones?
Definition
Lateral border of the wrist, adjacent to the styloid process of the raduis
Term

What is the (lunate bone) in the prosimal carpal bones?

Definition
- Articulates with the radius.
Term

 

What is the (Pisiform bone) in the prosimal carpal bones?

 

Definition
 - Small, pea-shaped bone anterior ti the triquetrum
Term

 

What is the (Triquetrum) in the prosimal carpal bones?

 

Definition
-Medial to the lunate, articulates with the ulna.
Term
What is the (Trapezuim) in the distal carpal bones?
Definition
- Lateral vone, artiulates with the scaphiod and metacarpal 1
Term

What is the (Trapezoid bone) in the distal carpal bones?

Definition
- Medial to the trapezium, articulates with the scaphoid and metacarpal ll.
Term

What is the (Capitate bone) in the distal carpal bones?

Definition
- Largest carpal bone, between the trapezoid and hamate, articulates wiht metacarpal lll.
Term

 

What is the (Hamate bone) in the distal carpal bones?

 

Definition
Medial bone, artuculates with metacarpals lV and V.
Term
What is Meacarpal bones?
Definition

- Articulates with the distal carpal bones.

-Support teh palm of the hand.

- Numbered l-V startin woth the one proximal to the thumb

Term

What are Phalanges?

 

Definition

- Articulate woth the metacarpal bones

- There are 14 in each hand 

- Proximal, middle and distal phalanx

- The thumb does not have the middle.

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