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EPHE141 > Lab 4 > Flashcards

Lab 4 Flashcards

1
Q

Type of bone the humerus is

A

Long bone

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2
Q

What part of scapula does head of humerus articulate with

A

Glenoid cavity

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3
Q

Anatomical name for shoulder joint

A

Glenohumeral Joint

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4
Q

Classification of glenohumeral joint

A

Diarthrotic synovial triaxial ball & socket

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5
Q

Rotator cuff muscles that insert at greater tubercle

A

Supraspinatus, Infraspinatus, teres minor

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6
Q

Lesser tubercle rotator cuff muscle

A

Subscapularis

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7
Q

What does Biceps Brachii muscle articulate with

A

Sulcus

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8
Q

Where does deltoid muscle insert

A

Deltoid tuberosity

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9
Q

Origin of the hand flexor muscles in forearm

A

Medial Epicondyle

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10
Q

Origin of hand extensor muscles in forearm

A

Lateral Epicondyle

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11
Q

What does the Trochlea articulate with

A

Ulna

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12
Q

What does the Capitulum articulate with

A

Radius

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13
Q

Where does triceps brachii muscle insert

A

Olecrannon process of Ulna

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14
Q

What does the Trochlea notch articulate with

A

Trochlea of humerus

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15
Q

What does Ulnar notch of radius articulate with

A

head of ulna

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16
Q

What does Radial notch of Ulna articulate with

A

head of radius

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17
Q

Is radius larger at proximal or distal end

A

Distal (at wrist joint)

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18
Q

What bones make up the carpus (wrist)

A

Carpal bones

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19
Q

What bones make up the palm (metacarpus)

A

Metacarpal bones

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20
Q

What bones make up the phalanges (digits)

A

Phalanx bones

21
Q

3 out the 8 bones of Carpals

A

Trapezium, Scaphoid, Lunate

22
Q

What type of bone are the carpals

A

short bones

23
Q

Fibrous cartilage lip in glenohumeral socket

A

Glenoid labrum

24
Q

3 types of Bursae in shoulder

A

Subcoracoid Bursa, Subacromial Bursa, Subdeltoid bursa

25
Q

The 3 synovial joints the elbow consists of

A

Humeroulnar joint, humeroradial joint, Proximal radioulnar joint

26
Q

Humeroulnar Joint

A

Trochlea of humerus fits into Trochlear notch of Ulna

27
Q

Movements & type of joint - humeroulnar joint

A

flexion, extension (hinge joint)

28
Q

Movements & type - humeroradial joint

A

flexion, extension (hinge joint)

29
Q

The 3 joints that are Radioulnar joints

A

Proximal radioulnar, middle radioulnar joint & distal radioulnar joint

30
Q

What type of joint is the proximal radioulnar joint

A

Diarthrotic synovial monaxial pivot joint

31
Q

What type of joint is the middle radioulnar joint

A

Diarthrotic synovial monomial plane joint

32
Q

Sheet of fibres b/w radius & ulna

A

Interosseous membrane

33
Q

Joints of the wrist

A

Radioulnar joint, radoiocarpal joint, intercarpal joint

34
Q

What type of joint is the radoiocarpal joint

A

condyle joint (flex/ex, add/abd, circum)

35
Q

What type of joint is the intercarpal joint

A

plane joint (sliding and slight twisting)

36
Q

Rotator Cuff Muscles (anterior)

A

Subscapularis muscle (medially rotates arm at shoulder)

37
Q

Rotator Cuff Muscles (posterior)

A

Supraspinatus, Infraspinatus, Teres Minor

38
Q

Supraspinatus muscle

A

assists in abduction of arm at shoulder

39
Q

Infraspinatus muscle

A

laterally rotates arm at shoulder

40
Q

Teres Minor Muscle

A

laterally rotates arm at shoulder (scapula to greater tubercle)

41
Q

What muscles help protonate the hand

A

Protonator teres and protonator quadratus muscle

42
Q

What muscle supinates the hand

A

Supinator muscle

43
Q

Where do the common extensors of the wrist orginate

A

Lateral epicondyle of humerus

44
Q

Where do the common flexors of the wrist orginate

A

Medial epicondyle of humerus

45
Q

Thenar eminence

A

Act on the thumb, raised part of palm

46
Q

Hypothenar eminence

A

act on little finger

47
Q

What movements does the Biceps Brachii do?

A

Flexion of arm at shoulder joint, flexion of forearm at elbow joint, supination of hand

48
Q

What movements does the Brachialis muscle do?

A

Flexion of forearm at elbow joint

EPHE141 (6 decks)

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