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CT MSK 2 > The Foot > Flashcards

The Foot Flashcards

1
Q

Infections in the foot will drain to what nodes?

A

Popliteal Lymph Nodes

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2
Q

The posterior tibial artery gives off what two arteries?

A

Lateral Plantar A.

Medial Plantar A.

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3
Q

The Lateral Plantar A. is superficial to which of the following muscles?

A. Abductor Hallucis

B. Quadratus Plantae

C. Flexor Hallucis Brevis

D. None of the above

A

Quadratus Plantae

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4
Q

The Medial Plantar A. passess distally between Abductor Hallucis M. and gives rise to the ______ Plantar Metatarsal and Plantar Digital As.

A. 1st-2nd

B. 1st-3rd

C. 3rd-5th

D. 3rd-6th

A

1st-2nd

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5
Q

The Lateral Plantar A. runs with the Lateral Plantar N. and gives rise to the ______ Plantar Metatarsal and Plantar Digital As.

A. 1st-2nd

B. 1st-3rd

C. 3rd-5th

D. 3rd-6th

A

3rd-6th

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6
Q

The Lateral Plantar A. ends by joining what artery (from the Dorsalis Pedis) to form the Plantar Arterial Arch?

A. Superficial Plantar A.

B. Medial Plantar A.

C. Deep Plantar A.

D. Fibular A.

A

Deep Plantar A.

The Lateral Plantar A. and the Plantar Arterial Arch form the plantar arterial arch

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7
Q

The Anterior Tibial A. gives off which of the following vessels?

A. Fibular A.

B. Posterior Tibial A.

C. Medial Plantar A.

D. Dorsalis Pedis A.

A

Dorsalis Pedis A.

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8
Q

When the Tibial N. passes posterior to the Medial Malleolus B. it divides into what two nerves?

A. Medial and Lateral Dorsal Ns.

B. Medial and Lateral Plantar Ns.

C. Superficial and Deep Dorsal Ns.

D. Superficial and Deep Plantar Ns.

A

Medial and Lateral Plantar Ns.

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9
Q

T/F: The Medial and Lateral Plantar Ns. both supply plantar skin

A

True

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10
Q

The palmar and dorsal interossei are innervated by which nerve?

A. Lateral Plantar N.

B. Medial Plantar N.

A

Lateral Plantar N.

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11
Q

Which of the following nerves gives off the Common Plantar Digital Ns. and Proper Plantar Digital Ns. on the lateral side?

A. Medial Plantar N.

B. Deep Branch of the Lateral Plantar N.

C. Superficial Branch of the Lateral Plantar N.

D. None of the above

A

Superficial Branch of the Lateral Plantar N.

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12
Q

Hammer toe most commonly effects which of the following digits?

A. 1st

B. 2nd

C. 3rd

D. 4th

E. 5th

A

2nd

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13
Q

Which of the following correctly describes the toe deformity called Mallet Toe?

A. Extension of MP joint and Flexion of the IP in the large toe

B. Extension of the MP joint, flexion at the PIP, and Extension of the DIP

C. Flexion in DIP

D. Extension at the MP joint and Flexion at both the PIP and DIP

A

Flexion in DIP

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14
Q

Which of the following correctly describes the toe deformity called Hammer Toe?

A. Extension of MP joint and Flexion of the IP in the large toe

B. Extension of the MP joint, flexion at the PIP, and Extension of the DIP

C. Flexion in DIP

D. Extension at the MP joint and Flexion at both the PIP and DIP

A

Extension of the MP joint, flexion at the PIP, and Extension of the DIP

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15
Q

Which of the following correctly describes the toe deformity called Claw Toe?

A. Extension of MP joint and Flexion of the IP in the large toe

B. Extension of the MP joint, flexion at the PIP, and Extension of the DIP

C. Flexion in DIP

D. Extension at the MP joint and Flexion at both the PIP and DIP

A

Extension at the MP joint and Flexion at both the PIP and DIP

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16
Q

Which of the following correctly describes the toe deformity called Trigger Toe?

A. Extension of MP joint and Flexion of the IP in the large toe

B. Extension of the MP joint, flexion at the PIP, and Extension of the DIP

C. Flexion in DIP

D. Extension at the MP joint and Flexion at both the PIP and DIP

A

Extension of MP joint and Flexion of the IP in the large toe

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17
Q

Describe what type of deformity a Hallux Valgus is, and what can also arise from the deformity.

A

Hallux Valgus is a lateral deviation of the great toe. The lateral deviation can cause the surrounding area to swell which increases friction and forms a bursa. This tender and inflamed bursa is a Bunion.

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18
Q

Which of the following correctly describes a corn?

A. A vegetable

B. Inflamed area with thicken skin over the DIP joints

C. Inflamed area with thickened skin over the MP joints

D. Inflamed area with thickened skin over the PIP joints

A

Inflamed area with thickened skin over the PIP joints

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19
Q

Extensor digitorm Brevis M. and Extensor Hallucis Brevis both originate from which of the following bones?

A. Navicular B.

B. Distal end of the Fibula B.

C. Calcaneus B.

D. Talus B.

A

Calcaneus B.

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20
Q

Both the Extensor Digitorum Brevis and Extensor Hallucis Brevis are innervated by the same nerve. What is the nerve?

A. Superficial Fibular N.

B. Deep Fibular N.

C. Lateral Plantar N.

D. Medial Plantar N.

A

Deep Fibular N.

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21
Q

Which of the following actions are performed by the Extensor Digitorum Brevis?

A. Abduct and Flex 1st digit

B. Extend Digits 1-4 at the MP and IP joints

C. Extend the Big Toe

D. Flex the Big Toe

A

Extend Digits 1-4 at the MP and IP joints

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22
Q

Which of the following actions are performed by the Extensor Hallucis Brevis?

A. Abduct and Flex 1st digit

B. Extend Digits 1-4 at the MP and IP joints

C. Extend the Big Toe

D. Flex the Big Toe

A

Extend the Big Toe

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23
Q

Which of the following structures does the Extensor Digitorum Brevis insert on?

A. Base of the proximal phalanx digit 1

B. Long extensor tendons of toes 2-4

C. Base of proximal phalanx digit 5

D. Both sides of middle phalanges of digits 2-5

A

Long extensor tendons of toes 2-4

24
Q

Which of the following structures does the Extensor Hallucis Brevis insert on?

A. Base of the proximal phalanx digit 1

B. Long extensor tendons of toes 2-4

C. Base of proximal phalanx digit 5

D. Both sides of middle phalanges of digits 2-5

A

Base of the proximal phalanx digit 1

25
Q

Which of the following structures does the ABductor Hallucis Brevis insert on?

A. Base of the proximal phalanx digit 1

B. Long extensor tendons of toes 2-4

C. Base of proximal phalanx digit 5

D. Both sides of middle phalanges of digits 2-5

A

Base of proximal phalanx digit 5

26
Q

Which of the following structures does the Flexor Digitorum Brevis M. insert on?

A. Base of the proximal phalanx digit 1

B. Long extensor tendons of toes 2-4

C. Base of proximal phalanx digit 5

D. Both sides of middle phalanges of digits 2-5

A

Both sides of middle phalanges of digits 2-5

27
Q

Which of the following structures does the Abductor Digiti Minimi M. insert on?

A. Base of the proximal phalanx digit 1

B. Long extensor tendons of toes 2-4

C. Base of proximal phalanx digit 5

D. Both sides of middle phalanges of digits 2-5

A

Base of proximal phalanx digit 5

28
Q

All of the muscles of the first layer of the foot (ABductor Hallucis, Flexor Digitorum, ABductor Digiti Minimi) originate on which of the following structures?

A. Intermuscular Septum

B. Medial Tubercle of Tuberosity of Calcaneus

C. Plantar Aponeurosis

D. Flexor Retinaculum

A

Medial Tubercle of Tuberosity of Calcaneus

29
Q

What are the 3 muscles that are found in the First Layer of the Foot?

A

ABductor Hallucis M.

Flexor Digitorum Brevis M.

ABductor Digiti Minimi M.

AB F AB

30
Q

What 3 structures does BOTH the Flexor Digitorum Brevis M. and ABductor Digiti Minimi M. originate from?

A. Intermuscular Septum

B. Medial Tubercle of Tuberosity of Calcaneus

C. Plantar Aponeurosis

D. Flexor Retinaculum

A

Intermuscular Septum

Medial Tubercle of Tuberosity of Calcaneus

Plantar Aponeurosis

31
Q

The Abductor Hallucis, Flexor Digitorum Brevis, and ABductor Digiti Ms. share 2/3 origins of structure, but the ABductor Hallucis muscle originates from the __________, while the Flexor Digitorum Brevis and ABductor Hallucis originates from the _________.

A. Flexor Retinaculum; Plantar Aponeurosis

B. Plantar Aponeurosis; Flexor Retinaculum

C. Flexor Retinaculum; Flexor Retinaculum

D. Extensor Retinaculum; Plantar Aponeurosis

A

Flexor Retinaculum; Plantar Aponeurosis

32
Q

All of the muscles of the foot are innervated by the Medial Plantar Ns, except for which of the following that is innervated by the Lateral Plantar N.?

A. Abductor Hallucis

B. Flexor Digitorum Brevis

C. Abductor Digiti Minimi

D. All are innervated by Lateral Plantar N.

A

Abductor Digiti Minimi

33
Q

What action does the ABductor Hallucis M. perform?

A. Flexes Digits 2-5

B. Abducts and Flexes 1st Digit

C. ABducts and Flexes 5th Digit

D. None of the Above

A

Abducts and Flexes 1st Digit

34
Q

What action does the Flexor Digitorum Brevis M. perform?

A. Flexes Digits 2-5

B. Abducts and Flexes 1st Digit

C. ABducts and Flexes 5th Digit

D. None of the Above

A

Flexes Digits 2-5

35
Q

What action does the Abductor Digiti Minimi M. perform?

A. Flexes Digits 2-5

B. Abducts and Flexes 1st Digit

C. ABducts and Flexes 5th Digit

D. None of the Above

A

ABducts and Flexes 5th Digit

36
Q

What are the 2 muscles of the Second Foot Layer?

A

Quadratus Plantae

Lumbricals

37
Q

What is the origin of the Quadratus Plantae M.?

A. Medial & Lateral surface of Calcaneus B.

B. T. of Flexor Digitorum Longus M.

C. Expansion over Digits 2-5 (medial aspect)

D. Expansion over Digits 2-5 (lateral aspect)

A

Medial & Lateral surface of Calcaneus B.

38
Q

What is the insertion of the Quadratus Plantae M.?

A. Medial & Lateral surface of Calcaneus B.

B. T. of Flexor Digitorum Longus M.

C. Expansion over Digits 2-5 (medial aspect)

D. Expansion over Digits 2-5 (lateral aspect)

A

T. of Flexor Digitorum Longus M.

39
Q

What is the insertion of the Lumbricals?

A. Medial & Lateral surface of Calcaneus B.

B. T. of Flexor Digitorum Longus M.

C. Expansion over Digits 2-5 (medial aspect)

D. Expansion over Digits 2-5 (lateral aspect)

A

Expansion over Digits 2-5 (medial aspect)

40
Q

What is the origin of the Lumbricals?

A. Medial & Lateral surface of Calcaneus B.

B. T. of Flexor Digitorum Longus M.

C. Expansion over Digits 2-5 (medial aspect)

D. Expansion over Digits 2-5 (lateral aspect)

A

T. of Flexor Digitorum Longus M.

41
Q

T/F: Quadratus Plantae M inserts on the T. of the Flexor Digitorum Longus, while the Lumbricals originate from the T. of the Flexor Digitorum Longus

A

True

42
Q

Which of the following muscles are innervated by the Lateral Plantar N.?

A. Quadratus Plantae

B. 1st Lumbrical

C. 2nd Lumbrical

D. 3rd Lumbrical

E. 4th Lumbrical

F. All of the Second Layer muscles except for the 4th lumbrical

G. All of the Second Layer muscles except for the 1st lumbrical

A

All of the Second Layer muscles except for the 1st lumbrical

  • The 1st Lumbrical is innervated by the Medial Plantar N.
43
Q

What action does the Quadratus Plantae M.?

A

Assist flexor digitorum longus in flexing digits 2-5

44
Q

What 3 action does the Lumbricals perform?

A. Extend proximal, middle, distal phalanx

B. Flex proximal, middle, distal phalanx

C. Flex proximal phalanx

D. Extend middle phalanx

E. Extend distal phalanx

A

Flex proximal phalanx

Extend Middle Phalanx

Extend Distal Phalanx

45
Q

What are the 3 muscles found in layer 3 of the foot?

A

Flexor Hallucis Brevis

Adductor Hallucis

Flexor Digiti Minimi Brevis

46
Q

The Adductor Hallucis M. makes a “7” by inserting on the lateral side of the proximal phalanx of 1st digt and originating from what 2 locations via it’s Oblique and Transverse Head?

A. Cuboid

B. Lateral Cuneiform

C. Bases of Metatarsals 2-5

D. Bases of Metatarsals 2-4

E. Plantar Ligaments of MTP joints

F. Base of 5th metatarsal

A

Bases of Metatarsals 2-4

Plantar Ligaments of MTP joints

47
Q

The Flexor Hallucis Brevis originates from which 2 of the following structures?

A. Cuboid

B. Lateral Cuneiform

C. Bases of Metatarsals 2-5

D. Bases of Metatarsals 2-4

E. Base of 5th metatarsal

A

Cuboid

Lateral Cuneiform

48
Q

The Flexor Digiti Minimi Brevis M. originates from which of the following structures?

A. Both Sides of proximal phalanx of 1st digit

B. Base of Proximal phalanx of 5th Digit

C. Bases of Metatarsals 2-5

D. Distal Phalanx of 5th digit

E. Base of 5th metatarsal

A

Base of 5th metatarsal

49
Q

The Flexor Hallucis Brevis M. inserts onto which of the following structures?

A. Both Sides of proximal phalanx of 1st digit

B. Base of Proximal phalanx of 5th Digit

C. Bases of Metatarsals 2-5

D. Distal Phalanx of 5th digit

E. Base of 5th metatarsal

A

Both Sides of proximal phalanx of 1st digit

50
Q

The Flexor Digiti Minimi Brevis M. inserts onto which of the following structures?

A. Both Sides of proximal phalanx of 1st digit

B. Base of Proximal phalanx of 5th Digit

C. Bases of Metatarsals 2-5

D. Distal Phalanx of 5th digit

E. Base of 5th metatarsal

A

Base of Proximal phalanx of 5th Digit

51
Q

What innervates the Flexor Hallucis Brevis M.?

A. Medial Plantar N.

B. Lateral Plantar N.

C. Superficial BRanch of Lateral Plantar N.

D. Deep Branch of Lateral Plantar N.

A

Medial Plantar N.

52
Q

What innervates the ADductor Hallucis M.?

A. Medial Plantar N.

B. Lateral Plantar N.

C. Superficial BRanch of Lateral Plantar N.

D. Deep Branch of Lateral Plantar N.

A

Deep Branch of Lateral Plantar N.

53
Q

What innervates the Flexor Digiti Minimi Brevis M.?

A. Medial Plantar N.

B. Lateral Plantar N.

C. Superficial BRanch of Lateral Plantar N.

D. Deep Branch of Lateral Plantar N.

A

Superficial BRanch of Lateral Plantar N.

54
Q

What is the only Dorsal Interossei M. that inserts on the medial side of proximal phalanx of the 2nd digit?

A. 1st Dorsal Interossei

B. 2nd Dorsal Interossei

C. 3rd Dorsal Interossei

D. 4th Dorsal Interossei

A

1st Dorsal Interossei

55
Q

What innervates both the PADs and DABs that make up the 4th layer of the foot?

A

Lateral Plantar N.

56
Q

T/F: The PADs and DABs flex MTP joints as well as adduct digits 3-5 and abduct digits 2-4 respectively

A

True

57
Q

T/F: Plantar Fasciatis can lead to calcaneal spur especially on the medial and calcaneal tubercle

A

True

CT MSK 2 (7 decks)

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