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Anatomy Lab > Lab 3 > Flashcards

Lab 3 Flashcards

(41 cards)

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1
Q

Where is the cephalic vein?

A

20

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2
Q
A

triceps brachii, radial nerve

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3
Q

Where is the median cubital vein?

A

19

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4
Q

How do you determine if you are looking at a right or left ulna?

A

Put fingers in trochlear notch, whichever side radial notch is on, that is the side of the bone.

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5
Q
A

basilic vein

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6
Q

Where is the flexor carpi radialis muscle? List the origin, insertion, innervation, blood supply and action.

A

Origin: medial epicondyle

Insertion: base of 2nd and 3rd metacarpal

Innevation: median nerve

Blood supply: radial artery

Action: flexion at wrist and abduction of the hand

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7
Q
A

flexor digitorum superficialis, middle phalanges of medial 4 digits

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8
Q
A

ulnar notch, right

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9
Q

Where is the radial and ulnar arteries?

A
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10
Q

What muscle is this? List the origin, insertion, innervation, blood supply and action.

A

Pronator Quadratus

Origin: distal fourth of anterior surface of ulna

Insertion: distal fourth of anterior surface of radius

Innervation: anterior interosseous nerve

Blood supply: anterior interosseous artery

Action: pronation of the forearm

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11
Q
A

olecranon fossa

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12
Q

Where is the anterior and posterior circumflex humeral arteries?

A

anterior - coming to front

posterior - going to back

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13
Q
A

flexor pollicis longus, anterior interosseous nerve

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14
Q

Where is the brachioradialis muscle? List the origin, insertion, innervation, blood supply, and action.

A

Origin: proximal 2/3 of lateral supracondylar ridge

Insertion: lateral surface of distal end of radius

Innervation: radial nerve

Blood supply: radial recurrent artery

Action: flexion of forearm

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15
Q
A

hinge

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16
Q

Where is the median antebrachial vein?

A

16

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17
Q

Where is the coracobrachialis muscle? What is the origin, insertion, innervation, blood supply, and action of this muscle?

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A

Origin: Coracoid process

Insertion: middle third of medial surface of humerus

Innervation: musculocutaneous

Blood supply: brachial artery

Action: flexion and adduction at shoulder

18
Q

Where is the anterior interosseous, posterior interosseous, and common interosseous arteries?

Study These Flashcards
A

anterior - 10

posterior - 11

common - where they meet

19
Q

What is the (i) functional and (ii) structural classification of the humeral-radial joint?

Study These Flashcards
A

(i) uniaxial
(ii) hinge

20
Q

Label the muscles you see.

21
Q

Where is the flexor digitorum superficialis muscle? List the origin, insertion, innervation, blood supply and action.

Study These Flashcards
A

Origin

  • humeroulnar head: medial epicondyle and coronoid process of ulna
  • radial head: anterior oblique line of radius

Insertion: middle phalanges of medial four digits

Innervation: median nerve

Blood supply: ulnar artery

Action: flexion at medial 4 proximal interphalangeal joints, flexion at metacarpophalangeal joints, flexion of the hand

22
Q

Where is the flexor pollicis longus muscle? List the origin, insertion, innervation, blood supply and action.

Study These Flashcards
A

Origin: anterior surface of radius and interosseous membrane

Insertion: base of distal phalanx of 1st digit

Innervaton: anterior interosseous nerve

Blood supply: anterior interosseous artery

Action: wrist flexion, flexion of metocarpopalangeal and interphalangeal joint of 1st digit

23
Q
Study These Flashcards
A

ulnar tuberosity, right

24
Q
Study These Flashcards
A

flexor carpi ulnaris, flexion at wrist and adduction of hand

25
What is the (i) functional and (ii) structural classification of the humeral-ulnar joint?
(i) uniaxial (ii) hinge
26
Where is the brachialis muscle? List the origin, insertion, innervation, blood supply and action.
Origin: distal half of anterior surface of humerus Insertion: coronoid process and ulnar tuberosity Innervation: musculocutaneous Blood supply: radial recurrent artery Action: flexion of forearm
27
capitulum, left
28
Where is the biceps brachii muscle? List the origin, insertion, innervation, blood supply and action.
Origin: * short head: coracoid process * long head: supraglenoid tubercle Insertion: radial tuberosity and fascia of forearm Innervation: musculocutaneous Blood supply: brachial artery Action: flexion of forearm, supination of forearm
29
Where is the palmaris longus? List the origin, insertion, innervation, blood supply and action.
Origin: medial epicondyle Insertion: flexor retinaculum, palmar aponeurosis Innervation: median nerve Blood supply: ulnar artery Action: flexion at the wrist, tightening of aponeurosis
30
Where is the triceps brachii muscle? List the origin, insertion, innervation, blood suppy, and action.
Origin * long head: infraglenoid tubercle * lateral head: posterior surface superior to the radial groove * medial head: posterior surface inferior to the radial groove Insertion: proximal end of olecranon Innervation: radial nerve Blood supply: deep brachial artery Action: extension of forearm
31
How do you determine if you are looking at a left or right radius?
Put your thumb on the smooth side of the end the styloid is on. Whichever side the styloid is pointing to, that is the side of the bone.
32
coracobrachialis, brachial artery
33
Where is the deep brachial artery?
4
34
Where is the flexor digitorum profundus muscle? List the origin, insertion, innervation, blood supply, and action.
Origin: proximal 3/4 of medial and anterior surfaces of ulna and interosseous membrane Insertion: base of distl phalanx of medial 4 digits Innervation: medial part = ulnar nerve, lateral part = median nerve Blood supply: anterior interosseous artery Action: flexion at distal interphalangeal joints, assits with flexion at the wrist
35
Where is the flexor carpi ulnaris muscle? List the origin, insertion, innervation, blood supply, and action.
Origin: olecranon and posterior border of ulna Insertion: pisiform, hook of hamate, 5th metacarpal Innervation: ulnar nerve Blood supply: ulnar artery Action: flexion at the wrist, adduction of the hand
36
glenoid cavity
37
pronator teres, middle lateral 3rd of radius
38
flexor digitorum profundus, anterior interosseous artery
39
ulnar artery
40
Where is the pronator teres muscle? List the origin, insertion, innervation, blood supply, and action.
Origin: medial epicondyle of humerus, coronoid process of ulna Insertion: pronator tuberosity Innervation: median nerve Blood supply: ulnar artery, radial artery Action: pronation and flexion of forearm
41
What is the (i) functional and (ii) structural classifcation of the proximal radioulnar joint?
(i) uniaxial (ii) pivot

Anatomy Lab (9 decks)

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