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SCT1 Anatomy Post-Midterm > Arthrology of The Elbow > Flashcards

Arthrology of The Elbow Flashcards

1
Q

The elbow joint consists of which 2 articulations?

A

HUMEROULNAR
+
HUMERORADIAL

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2
Q

Name the articulation where anteriorly, the trochlea of the humerus articulates with the trochlear notch of the ulna?

A

HUMEROULNAR

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3
Q

Posteriorly, the ____________ articulates with the olecranon fossa.
***In full extension

A

OLECRANON

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4
Q

Name the articulation where the capitulum articulates with the head of the radius?

A

HUMERORADIAL

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5
Q

Which part of the humerus does the head of the radius articulate with?

A

CAPITULUM

humeroradial

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6
Q

What does the trochlea of the humerus articulate with?

A

TROCHLEAR NOTCH OF ULNA

humeroulnar

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7
Q

The elbow is a synovial _________ joint.

A

HINGE

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8
Q

The elbow is a very stable joint responsible for the actions of?

A

FLEXION/EXTENSION

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9
Q

Considering anatomical position, the radius is located __________ on the forearm, and the ulna is located_________.

A

RADIUS LATERAL
+
ULNA MEDIAL

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10
Q

The lateral (radial) collateral ligament is located proximally on the lateral epicondyle, and distally where?

A

ANNULAR LIGAMENT OF THE RADIUS

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11
Q

The medial (ulnar) collateral ligament is located proximally on the medial epicondyle, and distally in which 2 locations?

A

CORONOID PROCESS
+
OLECRANON PROCESS

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12
Q

What lies between the olecranon and the overlying skin?

A

OLECRANON BURSA

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13
Q

Name the joint where the head of the radius articulates with the radial notch of the ulna?

A

PROXIMAL RADIOULNAR JOINT

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14
Q

What type of synovial joint is the proximal radioulnar joint?

A

PIVOT

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15
Q

The head of the radius _________ within the ring formed by the __________ ligament.

A

ROTATES
+
ANNULAR

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16
Q

What are the available movements at the proximal radioulnar joint?

A

PRONATION
+
SUPINATION
(rotational movements of forearm)

17
Q

Name the main bone which moves during pronation/supination movements of forearm?

A

RADIUS

18
Q

In pronation of the forearm, the palm is facing which way?

A

DOWN

19
Q

In supination of the forearm, the palm is facing which way?

A

UP

20
Q

Name the U-shaped ligament that runs from the anterior surface of the radial notch around the head of the radius, to the posterior surface of the radial notch?

A

annUlar LIGAMENT

21
Q

What is the purpose of the annular ligament?

A

HOLDS HEAD OF RADIUS IN PLACE

22
Q

Name the joint where the head of the ulna articulates with the ulnar notch of the radius?

A

DISTAL RADIOULNAR JOINT

23
Q

What type of synovial joint is the distal radioulnar joint?

A

PIVOT

24
Q

The distal radioulnar joint allows for movement of the ________ around a relatively fixed ________.

A

RADIUS
+
ULNA

25
Q

What are the available movements at the distal radioulnar joint?

A

PRONATION
+
SUPINATION
(rotational movements of forearm)

26
Q

There is an __________ _______ which binds the distal radius and ulna together?

A

ARTICULAR DISC

27
Q

The ulna does, or does not articulate with the carpal bones?

A

DOES NOT

28
Q

What separates the distal radioulnar joint from the wrist joint cavities?

A

THE ARTICULAR DISC

29
Q

The palmar and dorsal radioulnar ligaments attach at the ________ ulna and the ________ radius.
(dorsal and palmar surfaces)

A

DISTAL

30
Q

Between the radius and the ulna is an ___________ __________.

A

INTEROSSEOUS MEMBRANE

31
Q

The interosseous membrane serves to ___________ the 2 bones and the proximal and distal radioulnar joints.

A

STABILIZE

32
Q

A distal dislocation of the head of the radius out of the annular ligament is referred to as what?

A

SLIPPED ELBOW

33
Q

_________ varus or valgus stands for the deviation at the elbow.

A

CUBITIS

SCT1 Anatomy Post-Midterm (13 decks)

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