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Upper Limb Anatomy > Wrist And Hand Bones > Flashcards

Wrist And Hand Bones Flashcards

1
Q

Three main groups of bones

A

Phalanges
Metacarpals
Carapals

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2
Q

How many bones in a hand?

A

27

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3
Q

How many carpals are there?

A

8

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4
Q

Name all carpal bones (one row at a time)

A

Scaphoid
Lunate
Triquetral
Pisiform

Trapezium
Trapezoid
Capitate
Hamate

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5
Q

How do we categorise phalanges in a finger?

A

Proximal, middle and distal

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6
Q

Classify the radiocarpal joint

A

Synovial ellipsoid

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7
Q

What movements are available at an ellipsoid joint

A

Flexion/Extension
Side to side rocking

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8
Q

Name and classify the joint

A

Radiocarpal Joint
Ellipsoid

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9
Q

Name and classify the joint

A

Midcarpal joint
Complex saddle

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10
Q

Name and classify the joint

A

First Carpometacarpal joint
Synovial COMPLEX saddle
bc allows opposition aswell

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11
Q

Name and classify the joint and available movements

A

*First Carpometacarpal joint
*Synovial saddle

Flexion/Extension
Abduction/Adduction
Opposition

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12
Q

Name and classify the joint

A

2nd-5th carpometacarpal joint
Synovial plane

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13
Q

Name and classify the joint

A

Metacarpal phalangeal
Synovial ellipsoid

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14
Q

Name and classify the joint

A

Interphalangeal joint of thumb and proximal interphalangeal joints

Synovial hinge

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15
Q

Name and classify the joint

A

Distal inerphalangeal joint
Synovial hinge

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16
Q

Anterior ligaments that stabilise the wrist joint

A

Palmar radiocarpal ligaments
Palmar ulnocarpal ligaments

17
Q

Posterior ligaments of the wrist

A

Dorsal radiocarpal ligaments
Dorsal ulnocarpal ligaments

18
Q

Radial collateral ligament attachments

A

From: styloid process of the distal radius

To: scaphoid and trapezium

19
Q

Ulnocarpal collateral ligament attachments

A

From: styloid process of ulna
To: Triquetrum and pisiform

20
Q

Superficial anterior wrist

A

Flexor Carpi Radialis
Palmaris Longus
Flexor Digitorum Superficialis
Flexor Carpi Ulnaris
Pronator teres

21
Q

Original of all superficial wrist flexor muscles?

A

The common flexor tendon on the medial epicondyle of humerus

22
Q

Pronator teres attachments

A

From: Common flexor tendon of medial epicondyle of humerus
& medial aspect of coronoid process of ulnar head

To: middle of anterior radius

23
Q

Pronation muscles?

A

Pronator teres
Pronator quadratus
Brachioradialis

24
Q

Supination muscles

A

Supinator
Biceps brachii
Brachioradialis

25
Q

Deep flexors (2)

A

Flexor pollicies longus
Flexor digitorum profundus

26
Q

Posterior superficial compartment (6)

A

Brachioradialis
Extensor carpi radialis longus (ECRL)
Extensor carpi radialis brevis (ECRB)
Extensor carpi ulnaris (ECU)
Extensor digitorum (ED)
Extensor digits minimi(EDM)

27
Q

Posterior Deep compartment (5)

A

Supinator
Abductor Pollicis Longus (APL)
Extensor Pollicis Longus (EPL)
Extensor Pollicis Brevis (EPB)
Extensor Indicis (EI)

28
Q

Flexor digitorum superficialis

A

From: supracondylar ride of medial epicondyle of the humerus and proximal half of anterior surface of radius

To: middle phalanx of digits 1-4

29
Q

Muscles of the thenar eminence

A

Abductor Pollicis Brevis (APB)
Flexor Pollicis Brevis (FPB)
Opponens Pollicis (OP)
Adductor Pollicis (AP)

30
Q

Intermediate muscles of the hand

A

Lumbricals
Palmar interossei
Dorsal interrossei

31
Q

Hypothenar eminence

A

Abductor digiti minimi
Flexor digiti minimi brevis
Opponens digiti minimi
Palmaris brevis

32
Q

Muscles of the hypothenar eminence are innervated by?

A

Ulnar nerve

33
Q

Mucles of the thenar eminence are all innervated by?

A

Median nerve
Except adductor Pollicis which is ulnar nerve

34
Q

How to remember deep posterior forearm

A

Snuff box borders (EPL, EPB ,APL)
Supinator and extensor indicis

Upper Limb Anatomy (7 decks)

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