Upper Limb Fascia, Dermatomes, & Cutaneous Nerves (Midterm) Flashcards

1
Q

The pectoral fascia invests the….

A

pectoralis major muscle

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2
Q

The axillary fascia forms the floor of the….

A

axila

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3
Q

The clavipectoral fascia encloses the….

A

pectoralis minor muscle

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4
Q

The deltoid fascia is continuous with the ____________ fascia anteriorly

A

pectoral

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5
Q

What fascia overlies the supraspinatus and infraspinatus muscles?

A

supraspinous and infraspinous fascia

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6
Q

The brachial fascia, a sheath of deep fascia encloses the _______ like a snug sleeve

A

arm

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7
Q

The antebrachial fascia is a deep fascia of the….

A

forearm

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8
Q

The ____________________ retains the extensor tendons in position

A

extensor retinaculum

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9
Q

The flexor retinaculum is which ligament?

A

transverse carpal ligament

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10
Q

The cephalic v. begins at _________ aspect of the dorsal venous network, runs anterolateral of forearm and arm through the deltopectoral groove, the clavipectoral triangle, pierces the costocoracoid membrane and JOINS the terminal part of the ___________

A

lateral, axillary v.

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11
Q

The cephalic vein communicates with the basilic vein through the _________________ v.

A

median cubital

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12
Q

The basilic v. begins on the medial end of the dorsal venous network, runs on the medial side of the forearm and the inferior part of the arm; pierces the _____________ fascia into the axilla, where it merges with the accompanying veins of the axillary artery to FORM the _________ v.

test q

A

brachial, axillary

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13
Q

The median antebrachial vein (median vein of the forearm), begins at the base of the dorsum of the thumb, and ascends in the middle anterior of the forearm between cephalic and basilic veins. It sometimes divides into a median basilic vein, which joins the _______ vein, and a median cephalic vein, which joins the __________ vein.

A

basilic, cephalic

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14
Q

T/F: deep veins are usually paired and accompany their respective arteries

test q

A

true

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15
Q

What is the dermatome for the base of the neck extending laterally over the shoulder?

A

C3 and C4 nerves

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16
Q

What is the dermatome for the arm laterally (the superior aspect of the abducted limb)?

A

C5 nerve

17
Q

What is the dermatome for the forearm laterally and the thumb?

A

C6 nerve

18
Q

What is the dermatome for the middle and ring finger (or middle 3 fingers) and the middle of the posterior aspect of the forearm?

A

C7 nerve

19
Q

What is the dermatome for the little finger, the medial side of the hand, and the forearm (the inferior aspect of the outstretched limb)?

A

C8 nerve

20
Q

What is the dermatome that supplies the medial aspect of the forearm and inferior arm?

A

T1 nerve

21
Q

What is the dermatome that supplies the medial aspect of the superior arm and the skin of the axilia?

A

T2 nerve

22
Q

What is the dermatome for supraclavicular nerves?

A

C3 and C4

23
Q

Which nerve is a branch of the cervical plexus, supplies the skin over the clavicle and superolateral aspect of the pec major?

A

supraclavicular nerves

24
Q

What is the dermatome for the posterior cutaneous nerve of the arm?

A

C5-C8

25
Q

Which nerve is a branch of the radial nerve, supplies the skin on the posterior surface of the arm?

A

the posterior cutaneous nerve of the arm

26
Q

What is the dermatome for the superior lateral cutaneous nerve of the arm?

A

C5 and C6

27
Q

What nerve is the terminal branch of the axillary nerve, supplies the skin over the lower part of the deltoid and on the lateral side of the midarm?

A

superior lateral cutaneous nerve of the arm

28
Q

What is the dermatome for the inferior lateral cutaneous nerve of the arm?

A

C5 and C6

29
Q

What nerve is a branch of the radial nerve, supplies the skin over the inferolateral aspect of the arm; it is frequently a branch of the posterior cutaneous nerve of the forearm?

A

the inferior lateral cutaneous nerve of the arm

30
Q

What is the dermatome for the medial cutaneous nerve of the arm?

A

C8-T2

31
Q

What nerve arises from the medial cord of the brachial plexus, often unites in the axilla with the lateral cutaneous branch of the 2nd intercostal n. and supplies the skin on the medial side of the arm?

A

the medial cutaneous nerve of the arm

32
Q

What is the dermatome of the posterior cutaneous nerve of the forearm?

A

C5-C8

33
Q

What nerve is a branch of the radial nerve and supplies the skin on the posterior surface of the forearm?

A

posterior cutaneous nerve of the forearm

34
Q

What is the dermatome for the lateral cutaneous nerve of the forearm?

A

C6 and C7

35
Q

What nerve is the terminal cutaneous branch of the musculocutaneous nerve, supplies the skin on the lateral side of the forearm?

A

the lateral cutaneous nerve of the forearm

36
Q

What is the dermatome for the intercostobrachial nerve?

A

T2

37
Q

What nerve is a lateral cutaneous branch of the 2nd intercostal nerve, and also contributes to the innervation of the skin on the medial surface of the arm?

A

the intercostobrachial nerve

38
Q

What is the dermatome for the medial cutaneous nerve of the forearm?

A

C8 and T1

39
Q

What nerve arises from the medial cord of the brachial plexus and supplies the skin of the anterior and medial surfaces of the forearm?

A

the medial cutaneous nerve of the forearm