Quiz 2 Clinicals and Attachments

Question 1

Biceps Brachii Proximal Attachment

Answer 1

Long head—supraglenoid tubercle of
the scapula
Short head—coracoid process of the
scapula

Question 2

Biceps Brachii Distal Attachment

Answer 2

Radial tuberosity and
antebrachial fascia

Question 3

brief jerk-like flexion of elbow testing musculocutaneous

Answer 3

Biceps reflex

Question 4

blood pressure

Answer 4

Brachial pulse

Question 5

Median n

Answer 5

benediction signs

Question 6

Ulnar n.

Answer 6

claw hand

Question 7

Radial n

Answer 7

wrist drop

Question 8

Nerve Damage

Answer 8

o Median n.  benediction signs
o Ulnar n.  claw hand
o Radial n.  wrist drop
o Median n. affected in carpal tunnel
syndrome

Question 9

Contents of Carpal Tunnel

Answer 9

o (4x) Flexor Digitorum superficialis
o (4x) Flexor Digitorum profundus
o (1x) Flexor pollicis longus
o Median n.
o (9 tendons and 1 nerve)

Question 10

o AKA: “Golfer’s elbow”
o Flexors of the forearm attach
proximally at the medial epicondyle of
the humerus
o Repetitive motion of the forearm
flexors can cause tearing of the tendons
and inflammation at the medial
epicondyle where the muscles attach

Answer 10

Medial epicondylitis

Question 11

Borders of Cubital fossa

Answer 11

Superior: imaginary line
connecting epicondyles of
humerus
* Lateral: brachioradialis m.
* Medial: Pronator teres m.
Contents:
* Radial n.
* Biceps brachii tendon
* Brachial a.
* Median n.

Question 12

Brachioradialis Proximal Attachments

Answer 12

Proximal two-thirds of lateral
supracondylar ridge

Question 13

Brachioradialis Distal Attachments

Answer 13

Lateral surface of distal radius
(slightly proximal to styloid process
of radius)

Question 14

Palmaris
Longus Proximal Attachments

Answer 14

Medial epicondyle of humerus

Question 15

Palmaris
Longus Medial Attachments

Answer 15

Palmar aponeurosis

Question 16

Pronator Teres Proximal Attachment

Answer 16

Medial epicondyle of humerus,
medial supracondylar ridge,
medial side of coronoid process

Question 17

Pronator Teres Distal Attachment

Answer 17

Lateral midshaft of radius

Question 18

Pronator
Quadratus proximal attachment

Answer 18

Distal Radius

Question 19

Pronator Quadratus Distal Attachment

Answer 19

Distal Ulna

Question 20

best choice collecting blood samples and giving intravenous injections

Answer 20

The median cubital vein

Question 21

blood pressure

Answer 21

Radial pulse

Question 22

Anatomical Snuff Box
Borders:

Answer 22

 Lateral: Abductor pollicis longus and
Extensor pollicis brevis
 Medial/Posterior: Extensor pollicis longus
 Floor: Scaphoid bone
Contents:
 Radial a.
 Superficial radial n.

Question 23

Quadrangular Space
Borders

Answer 23

 Superior: teres minor
 Inferior: teres major
 Medial: long head triceps brachii
 Lateral: humerus
Contents
 Posterior circumflex humeral a.
 Axillary n.

Question 24

FOOSH

Answer 24

Fall On Out-Stretched Hand
o Fractured scaphoid bone usually
damages nerve (median nerve)

Question 25

AKA: “Tennis elbow” o Extensors of the forearm attach proximally at the lateral epicondyle of the humerus o Repetitive motion of the forearm extensors can cause tearing of the tendons and inflammation at the lateral epicondyle where the muscles attach

Answer 25

Lateral epicondylitis

Question 26

Triceps Brachii Proximal Attachments

Answer 26

Long head—infraglenoid tubercle of scapula Medial and lateral heads— posterior surface of the humerus

Question 27

Triceps Brachii Distal Attachments

Answer 27

Olecranon process of the ulna