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Undeleted > Arm and Cubital Fossa > Flashcards

Arm and Cubital Fossa Flashcards

1
Q

Structures in superficial fascia

A

cutaneous nn
-NOT visible thru skin= branches of brachial plexus deep to deep fascia

superficial vv
-visible thru skin= tributaries to deep vv beneath deep fascia

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2
Q

Supraclavicular nn rami

A

C3 C4

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3
Q

Superior Lateral Cutaneous N of arm rami

A

C5 C6; branch of axillary n

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4
Q

Posterior Cutaneous N of forearm rami

A

C5-C8

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5
Q

Lateral CUtaneous N of forearm rami

A

C6 C&; branch of musculocutaneous n

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6
Q

Intercostobrachial n rami

A

T2

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7
Q

Medial Cutaneous N of arm rami

A

C8-T2

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8
Q

Posterior Cutaneous n of arm rami

A

C5 C8; branch of radial n

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9
Q

Medial Cutaneous n of forearm rami

A

C8, T1

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10
Q

Dorsal Venous Arch of Hand:

  • drains_________ of hand
  • arches across dorsal surface of hand
  • tributary to both ____ and ____ vv
  • dorsal vv of hand often used for __________
A

superficial dorsal vv
dorsal
cephalic and basilic vv
venipuncture= intravenous fluid injection or drawing blood

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11
Q

Cephalic V:
drains ___________ aspect of UL
runs in _______________ and pierces deep fascia
tributary to _________

A

posterior lateral
deltopectoral groove
axillary v

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12
Q

Basilic V:
drains ___________ aspect of UL
pierces deep fascia of arm
tributary to ________

A

anterior medial

brachial v

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13
Q

Median Cubital V:
connects _____ and _______
located in _______ fossa
I. V. vein for _______

A

cephalic and basilic vv
cubital
venipuncture= intravenous fluid infections/drawing blood

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14
Q 
Deep Fascia of Arm:
deep fascia of arm = \_\_\_\_\_
connects to \_\_\_\_\_\_\_ by 2 fascial septa
divides arm into \_\_\_\_\_ and \_\_\_\_ compartments
clinically relevant to \_\_\_\_\_\_\_\_\_
A

brachial fascia
humerus
anterior and posterior
compartmental sundromes

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15
Q 
Anterior Compartment of Arm:
contains \_\_\_\_\_, \_\_\_\_\_\_\_, \_\_\_\_\_\_\_
contains \_\_\_\_\_\_\_ and 5 \_\_\_\_\_\_\_
--3 motor nn= \_\_\_, \_\_\_\_\_, \_\_\_\_\_
--2 cutaneous nn= \_\_\_\_ and \_\_\_\_\_
A

biceps brachii, coracobrachialis, brachialis mm
brachial vessels and brachial plexus nn
motor= musculocutaneous, median, and ulnar
cutaneous= medial brachial and medial antibrachial cutaneous nn ( skin of medial arm and forearm )

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16
Q

Biceps Brachii m O and I

A 
anterior arm:
O of long head:
supraglenoid tubercle of scapula
O of short head:
coracoid process of scapula
I: 
radial (bicipital) tuberosity of radius
17
Q

Biceps Brachii m A

A

flexes and supinates forearm ( slight arm flexion )

18
Q

Biceps Brachii m S

A

musculocutaneous n

brachial vessels

19
Q

Coracobrachialis m O and I

A 
anterior arm:
O:
coracoid process
I:
medial surface of middle of humerus
20
Q

Coracobrachialis m A

A

flexes

adducts

21
Q

Coracobrachialis m S

A

musculocutaneous n

brachial vessels

22
Q

Brachialis m O and I

A 
anterior arm:
O:
lower 1/2 of anterior humerus
I:
ulnar tuberosity of ulna
23
Q

Brachialis m A

A

flexes arm

24
Q

Brachialis m S

A

radial n
musculocutaneous n
brachial vessels

25
Q

Triceps Brachii m O and I

A 
posterior arm:
O of long head: infraglenoid tubercle of scapula
O of lateral head: pos shaft of humerus
O of medial head: pos shaft of humerus
I: olecranon process of ulna
26
Q

Triceps Brachii m A

A

extends forearm

27
Q

Triceps Brachii m S

A

radial n

deep brachial vessels

28
Q 
Cubital Fossa:
depressed area \_\_\_\_\_\_ to elbow
contains \_\_\_\_\_, \_\_\_\_\_\_, \_\_\_\_
\_\_\_\_\_\_ lie above this area (median cubital c)
TAN= lateral to medial
A

anterior
biceps brachii tendon, briachial a, median n
superficial vv
–a and n protected by bicipital aponeurosis

29
Q

Boundaries of Cubital Fossa:

  • ______=lateral border
  • ______=medial border
  • ______= superior border
  • ___and___= floor
A

brachioradialis m
ponator teres m
line btw humeral epicondyles
supinator and brachialis m

30
Q

Musculocuntaneous n:

  • pierces _________ m to supply it
  • continues into ______ and _____mm
  • supplies all _____ and medial part of _____
  • emerges btw these mm as lateral antibrhial cutaneous m ??
  • -supplies skin of lateral forearm
A

coracobrachialis
biceps and brachialis
all biceps brachii and medial part of brachialis m

31
Q

Median n:

  • runs down _____ aspect of arm lateral to _____
  • crosses over to medial side of it and enters ____
  • runs btw superficial and deep anterior forearm m
  • supplies most of mm of _______
  • continues under ____ to supply___ ___
A

medial, brachial a
cubital fossa
anterior forearm
carpal tunnel to supply lateral hand

32
Q

Ulnar n:

  • travels posteriorly down ___ medial aspect of arm
  • runs in cubital tunnel btw ______ and _____
  • dives deep into medial forearm w/ ____ to supply it
  • continues over __ __ to supply __ __ and _____
A

medial
medial epicondyle and olecranon
ulnar a
carpal tunnel, medial hand and deepest mm of hand

33
Q

Radial n:

  • runs with ___ ___ a in radial groove of humerus
  • continues btw ___ and ___
  • supplies all of __ and ____
  • divides into superficial and deep branches
A

deep brachial a
brachialis and brachioradialis mm
triceps brachii and lateral part of brachialis m

  • superficial= supply skin on back of had
  • deep= dives to supply mm of pos forearm
34
Q

Brachial A:

  • direct continuation of _____
  • runs from inferior border of _____ to its bifurcation
  • splits to ___ and ___ in cubital fossa
  • sends off ____ and several muscular branches
  • sends off ___ and ___ ___ ____ aa
A 
axillary a
teres major m
radial and ulnar aa
deep brachial a
superior and inferior ulnar collateral aa

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