60 Questions
Which nerve is responsible for elbow flexion?
C6
Which nerve is responsible for finger extension?
C7
Which nerve is responsible for finger flexion?
C8
Which nerve is responsible for shoulder abduction?
C5
Which nerve is responsible for elbow extension?
C7
Which nerve is responsible for finger abduction?
T1
Which nerve is responsible for finger adduction?
T1
Which nerve is responsible for wrist and finger flexion?
C8
Which nerve is responsible for wrist and finger extension?
C6
Which nerve is responsible for elbow flexion and biceps muscle?
C6
Which type of neuron is responsible for lower motor neuron weakness?
Anterior horn cell
Which region of the body is supplied by nerve fibers originating from a single dorsal nerve root?
Dermatome
What is the relationship between the spinal nerve and muscle in the context of myotomes?
Overlap of innervation
Which type of nerve injury can result in wasting and fasciculations?
Ulnar nerve injury
What is the primary symptom of upper motor neuron weakness in the upper limb?
Increased tone
Which anatomical region is responsible for localizing a nerve lesion when assessing upper limb nerve function?
Peripheral nerve
What is the relationship between the spinal nerve and skin in the context of dermatomes?
Overlap of innervation
Which type of nerve injury can result in a sensory level?
Cervical root lesion
What is the primary symptom of lower motor neuron weakness in the upper limb?
Flaccid tone
Which anatomical region is responsible for localizing a nerve lesion when assessing upper limb nerve function?
Roots
Which muscle pulls the medial border of the scapula to the posterior thoracic wall and stabilizes it there?
Serratus anterior muscle
Which nerve is commonly impaired and leads to 'winging' of the scapula?
Long thoracic nerve
What are the two common sites of compression for the median nerve?
Elbow and wrist
Which hand muscles are innervated by the median nerve?
Flexor pollicis brevis and thenar muscles
What are the causes of carpal tunnel syndrome?
Diabetes, pregnancy, hypothyroidism
What is the motor weakness associated with anterior interosseous nerve syndrome?
Weakness in pronation
What is the sensory innervation of the ulnar nerve in the forearm versus the carpal tunnel?
Lesion in the forearm
What is the most likely site of lesion in a 42-year-old gentleman with neck pain radiating to the right arm and numbness in the thumb and index finger?
Ulnar nerve
Which reflex would be most likely affected in a patient with the described symptoms?
Biceps reflex
What would be the appropriate investigations for a patient with the described symptoms?
NCS/EMG
Which part of the film is mentioned as obligatory funding and an extension?
The end
What is the reason given for pancake peanut?
It is a funny name
What is the main problem within the community according to the text?
Lack of healthcare services
Who did not identify the victim?
The perpetrator
What is the purpose of the key test mentioned in the text?
To determine effectiveness
What are the conditions mentioned in the text?
Medical conditions
What are the results mostly coming in to play with?
Competition
What do businesses look for according to the text?
Innovation
What does the leader tell you about?
Productivity
What does the activity of the other component to your physiology enable you to do?
Decrease effort
Which part of the body is affected by Ebola?
The immune system
What is the main topic of discussion in the text?
The context of Ebola
What is the purpose of identifying where a problem lies within the system?
To address clinical issues
What is the role of the motor system?
To localize nerve lesions
What is the role of the nerve cell body?
To process nerve signals
Which pathways are involved in the motor system?
Pathways that go to the receptors
What does an overactive immune system lead to?
Limited immune response
What happens when the motor system is damaged?
Limited movement
What is the primary symptom of lower motor neuron weakness in the upper limb?
Winging of the scapula
What is the primary symptom of upper motor neuron weakness in the upper limb?
Numbness in thumb and index finger
Which nerve is commonly impaired and leads to 'winging' of the scapula?
Long thoracic nerve
What is the motor weakness associated with anterior interosseous nerve syndrome?
Elbow flexion
What is the sensory innervation of the ulnar nerve in the forearm versus the carpal tunnel?
Forearm: Dorsal aspect; Carpal tunnel: Palmar aspect
What are the two common sites of compression for the median nerve?
Carpal tunnel and Guyon's canal
What is the most likely site of lesion in a 42-year-old gentleman with neck pain radiating to the right arm and numbness in the thumb and index finger?
Cervical spine
What is the primary symptom of upper motor neuron weakness in the upper limb?
Hyperreflexia
Which reflex would be most likely affected in a patient with the described symptoms?
Biceps reflex
What is the relationship between the spinal nerve and skin in the context of dermatomes?
Each spinal nerve supplies a specific area of skin
What is the relationship between the spinal nerve and muscle in the context of myotomes?
Each spinal nerve supplies a specific muscle
Which nerve is responsible for wrist and finger flexion?
Median nerve
Test your knowledge of upper limb nerve injuries with this quiz! Learn about lower motor neuron weakness, upper limb myotomes, dermatomes, and reflex levels, as well as cervical root lesions and brachial plexus lesions. Explore median, ulnar, and radial nerve injuries, and understand the basics of neurophysiology in assessing the function of the upper limb nerves. Enhance your ability to anatomically localize and approach neurologic problems.
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