Podcast
Questions and Answers
What is the origin of the ACL?
What is the origin of the ACL?
Which test is primarily used to assess the ACL?
Which test is primarily used to assess the ACL?
What is the sensitivity range of the Posterior Drawer test?
What is the sensitivity range of the Posterior Drawer test?
Where does the PCL insert?
Where does the PCL insert?
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Which test has the highest specificity range according to the given data?
Which test has the highest specificity range according to the given data?
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What does Westphal's sign indicate?
What does Westphal's sign indicate?
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Which dermatome corresponds to the lateral aspect of the neck?
Which dermatome corresponds to the lateral aspect of the neck?
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What score indicates a brisk reflex that could depend on history?
What score indicates a brisk reflex that could depend on history?
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In reflex quantification, which score represents an absent reflex?
In reflex quantification, which score represents an absent reflex?
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Where is the C4 dermatome located?
Where is the C4 dermatome located?
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What condition does the Phalanx Test primarily assess?
What condition does the Phalanx Test primarily assess?
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Which test demonstrates both 100% sensitivity and specificity?
Which test demonstrates both 100% sensitivity and specificity?
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What should be done according to Som, Wermun, and Singh (2020) if the initial test result is positive?
What should be done according to Som, Wermun, and Singh (2020) if the initial test result is positive?
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What does the Scaphoid Shift Test assess?
What does the Scaphoid Shift Test assess?
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Which statement is true regarding healthy individuals with naturally lax connective tissue according to Shmauss et al (2022)?
Which statement is true regarding healthy individuals with naturally lax connective tissue according to Shmauss et al (2022)?
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What is the insertion point for the Extensor Pollicis Brevis?
What is the insertion point for the Extensor Pollicis Brevis?
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Which of the following is NOT an origin point for the Abductor Pollicis Longus?
Which of the following is NOT an origin point for the Abductor Pollicis Longus?
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Where does the Scapho-lunate ligament insert?
Where does the Scapho-lunate ligament insert?
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What is the main purpose of the informed consent process described by Katie?
What is the main purpose of the informed consent process described by Katie?
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Which neurological tests correspond to the locations indicated for knee reflex testing?
Which neurological tests correspond to the locations indicated for knee reflex testing?
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Study Notes
Extensor Pollicis Brevis
- Origin - posterior surface of the distal third of the radius, inferior to the origin of the extensor pollicis longus
- Insertion - the base of the proximal phalanx of the thumb
Abductor Pollicis Longus
- Origin - posterior surface of the radius
- Insertion - medial aspect of the proximal phalanx of the thumb, as well as the extensor hood
Scaphoidunate Ligament
- Inserts to the most proximal and superior part of the articular surface between the scaphoid and lunate bones.
Neurological Tests
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Knee Reflex
- Tests L2, L3, and L4
- Hyperflexion → knee kick out more forcefully
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Description
Test your knowledge on the anatomy of the extensor pollicis brevis, abductor pollicis longus, and scaphoidunate ligament. This quiz also covers neurological tests such as the knee reflex and their associated spinal levels. See how well you understand these crucial concepts in anatomy and physiology.
