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لغات Flashcards

1
Q

What is the total number of bones in the human hand?

A

27 bones

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2
Q

How many phalanges does each finger have?

A

Three phalanges, except the thumb which has two

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3
Q

What is the name of the bone located in the wrist that is the largest of the carpal bones?

A

Capitate

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4
Q

True or False: The thumb is considered a digit.

A

True

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5
Q

Fill in the blank: The five bones that form the palm of the hand are called _____.

A

metacarpals

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6
Q

Which bone is commonly known as the wrist bone?

A

Carpal bone

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7
Q

What is the primary function of the flexor tendons in the hand?

A

To allow bending of the fingers

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8
Q

Which muscle is responsible for the opposition of the thumb?

A

Opponens pollicis

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9
Q

How many carpal bones are there in the human wrist?

A

Eight carpal bones

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10
Q

What is the name of the ligament that provides stability to the wrist?

A

Transverse carpal ligament

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11
Q

True or False: The small finger has the same number of phalanges as the index finger.

A

True

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12
Q

What is the anatomical term for the thumb?

A

Pollex

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13
Q

Which nerve is primarily responsible for sensation in the palm and fingers?

A

Median nerve

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14
Q

Multiple Choice: Which of the following bones is not a carpal bone? A) Scaphoid B) Lunate C) Femur D) Pisiform

A

C) Femur

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15
Q

What structure connects muscles to bones in the hand?

A

Tendons

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16
Q

Fill in the blank: The _____ is the joint between the metacarpal and proximal phalanx.

A

metacarpophalangeal joint

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17
Q

True or False: The index finger is also known as the pointer finger.

A

True

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18
Q

What is the role of the extensor tendons in the hand?

A

To extend the fingers

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19
Q

How many digits are there in total on a human hand?

A

Five digits

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20
Q

What is the name of the joint that allows for the rotation of the thumb?

A

Carpometacarpal joint

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21
Q

Multiple Choice: Which muscle is NOT located in the hypothenar eminence? A) Abductor digiti minimi B) Flexor digiti minimi C) Opponens digiti minimi D) Extensor digitorum

A

D) Extensor digitorum

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22
Q

What is the primary artery supplying blood to the hand?

A

Radial and ulnar arteries

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23
Q

Fill in the blank: The _____ is the bone in the wrist that articulates with the radius.

A

scaphoid

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24
Q

True or False: The hand can perform fine motor skills due to its complex anatomy.

A

True

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25
Q

What are the two main types of movements the hand can perform?

A

Grasping and pinching

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26
Q

Which part of the hand contains the most sensory receptors?

A

Fingertips

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27
Q

What is the name of the condition characterized by inflammation of the tendons in the wrist?

A

De Quervain’s tenosynovitis

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28
Q

Fill in the blank: The _____ nerve is responsible for the sensation of the palmar aspect of the thumb, index, middle, and part of the ring finger.

A

median nerve

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29
Q

What is the main function of the interosseous muscles in the hand?

A

To abduct and adduct the fingers

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30
Q

True or False: The little finger has the most mobility of all fingers.

A

False

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31
Q

Which muscle group is responsible for the fine movements of the hand?

A

Intrinsic muscles

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32
Q

What is the term for the area at the base of the thumb where the muscles are located?

A

Thenar eminence

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33
Q

Multiple Choice: Which tendon is responsible for flexing the index finger? A) Flexor digitorum profundus B) Flexor digitorum superficialis C) Both A and B D) None of the above

A

C) Both A and B

34
Q

Fill in the blank: The _____ is the joint between the proximal and middle phalanges.

A

proximal interphalangeal joint

35
Q

What is the primary function of the dorsal interossei muscles?

A

To abduct the fingers

36
Q

True or False: The hand is capable of independent finger movements.

A

True

37
Q

What joint is found at the base of the thumb?

A

Carpometacarpal joint

38
Q

What is the role of the palmar fascia?

A

To provide support and protection to the underlying structures of the palm

39
Q

Fill in the blank: The _____ is the part of the hand that includes the thumb and the fingers.

A

digits

40
Q

Multiple Choice: Which of the following is NOT a function of the hand? A) Manipulation B) Sensation C) Digestion D) Communication

A

C) Digestion

41
Q

What are the three groups of muscles in the hand?

A

Thenar, hypothenar, and intrinsic muscles

42
Q

True or False: The ulnar nerve controls the majority of the intrinsic muscles of the hand.

A

True

43
Q

What is the name of the muscle located in the palm that helps in thumb opposition?

A

Opponens pollicis

44
Q

Fill in the blank: The _____ is the main artery that runs along the ulnar side of the hand.

A

ulnar artery

45
Q

Multiple Choice: Which part of the hand has the highest density of touch receptors? A) Palm B) Fingertips C) Back of the hand D) Wrist

A

B) Fingertips

46
Q

What is the name of the condition that results from excessive pressure on the median nerve?

A

Carpal tunnel syndrome

47
Q

True or False: The hand has a greater range of motion than the foot.

A

True

48
Q

What is the role of the flexor retinaculum?

A

To hold the tendons of the flexor muscles in place at the wrist

49
Q

Fill in the blank: The _____ muscles are responsible for the movements of the little finger.

A

hypothenar

50
Q

Multiple Choice: Which digit is primarily responsible for grip strength? A) Middle finger B) Ring finger C) Pinky D) Thumb

A

D) Thumb

51
Q

What is the name of the space between the fingers?

A

Interdigital space

52
Q

True or False: The hand has both intrinsic and extrinsic muscles.

A

True

53
Q

What structure encases the tendons and nerves as they pass through the wrist?

A

Carpal tunnel

54
Q

Fill in the blank: The _____ is the bone that connects the hand to the forearm.

A

radius

55
Q

Multiple Choice: Which muscle is involved in extending the fingers? A) Flexor digitorum B) Extensor digitorum C) Abductor pollicis D) Opponens digiti

A

B) Extensor digitorum

56
Q

What is the significance of the anatomical snuffbox?

A

It is a triangular depression on the lateral aspect of the wrist that indicates the location of the radial artery.

57
Q

True or False: The wrist is composed of two rows of carpal bones.

A

True

58
Q

What is the primary function of the extensor pollicis longus?

A

To extend the thumb

59
Q

Fill in the blank: The _____ is the joint between the distal phalanx and the middle phalanx.

A

distal interphalangeal joint

60
Q

Multiple Choice: Which of the following joints allows for the greatest range of motion in the hand? A) Carpometacarpal joint B) Metacarpophalangeal joint C) Interphalangeal joint D) Proximal interphalangeal joint

A

A) Carpometacarpal joint

61
Q

What is the primary role of the palmaris longus muscle?

A

To assist in wrist flexion

62
Q

True or False: The hand can perform both power grips and precision grips.

A

True

63
Q

Fill in the blank: The _____ is the part of the hand that is opposite the thumb.

A

little finger

64
Q

What is the name of the joint where the metacarpals meet the phalanges?

A

Metacarpophalangeal joint

65
Q

Multiple Choice: Which artery is commonly used to check the pulse in the wrist? A) Ulnar artery B) Radial artery C) Brachial artery D) Femoral artery

A

B) Radial artery

66
Q

What is the purpose of the digital flexor sheaths?

A

To protect the flexor tendons as they pass through the fingers

67
Q

True or False: The hand is capable of both gross and fine motor skills.

A

True

68
Q

What is the primary function of the abductor pollicis brevis muscle?

A

To abduct the thumb

69
Q

Fill in the blank: The _____ is the bony prominence on the ulnar side of the wrist.

A

pisiform

70
Q

What is the role of the opponens digiti minimi muscle?

A

To allow opposition of the little finger

71
Q

Multiple Choice: Which of the following is NOT a carpal bone? A) Triquetrum B) Hamate C) Calcaneus D) Capitate

A

C) Calcaneus

72
Q

What is the significance of the flexor digitorum superficialis?

A

It flexes the middle phalanges of the fingers.

73
Q

True or False: The hand has a greater number of muscles than bones.

A

True

74
Q

Fill in the blank: The _____ ligament connects the carpal bones to the metacarpals.

A

ligamentous

75
Q

What is the primary function of the flexor digitorum profundus?

A

To flex the distal phalanx of the fingers.

76
Q

Multiple Choice: Which muscle is NOT involved in thumb movement? A) Abductor pollicis longus B) Flexor pollicis brevis C) Extensor carpi radialis D) Opponens pollicis

A

C) Extensor carpi radialis

77
Q

What is the anatomical term for the knuckle joint?

A

Metacarpophalangeal joint

78
Q

True or False: The median nerve is responsible for the movement of the little finger.

A

False

79
Q

What muscle is primarily responsible for the adduction of the fingers?

A

Palmar interossei

80
Q

Fill in the blank: The _____ is the joint between the carpal bones.

A

carpometacarpal joint

81
Q

Multiple Choice: Which muscle helps in the flexion of the thumb? A) Flexor pollicis longus B) Extensor pollicis longus C) Abductor pollicis D) Opponens pollicis

A

A) Flexor pollicis longus

فارسی (2 decks)

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