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Questions and Answers
What nerves innervate the skin of the hand according to the text?
What nerves innervate the skin of the hand according to the text?
- T2-T4
- C6-C8 (correct)
- T1-T3
- C5-C7
Which nerve predominantly controls abduction and adduction of the index, middle, and ring fingers?
Which nerve predominantly controls abduction and adduction of the index, middle, and ring fingers?
- C6
- T1 (correct)
- C5
- C7
Which nerve is responsible for innervating the medial one and one-half digits?
Which nerve is responsible for innervating the medial one and one-half digits?
- Radial nerve
- Median nerve
- Musculocutaneous nerve
- Ulnar nerve (correct)
Which nerve is associated with the anterior compartment of the forearm?
Which nerve is associated with the anterior compartment of the forearm?
Which dermatome is responsible for innervating the palmar surface of the lateral three and one-half digits?
Which dermatome is responsible for innervating the palmar surface of the lateral three and one-half digits?
Innervation of the intrinsic muscles of the hand is primarily by which spinal nerves?
Innervation of the intrinsic muscles of the hand is primarily by which spinal nerves?
What is the primary blood supply of the posterior compartment of the forearm?
What is the primary blood supply of the posterior compartment of the forearm?
Which artery supplies the superficial palmar arterial arch and branches of the hand?
Which artery supplies the superficial palmar arterial arch and branches of the hand?
Which test mainly checks for spinal cord level C7 by tapping on a specific tendon?
Which test mainly checks for spinal cord level C7 by tapping on a specific tendon?
Which nerve is responsible for digit adduction and abduction in the hand?
Which nerve is responsible for digit adduction and abduction in the hand?
What divides the limb into compartments in the forearm?
What divides the limb into compartments in the forearm?
Which of the following is NOT a part of the structural relationships within the context of sectional anatomy for the upper limb?
Which of the following is NOT a part of the structural relationships within the context of sectional anatomy for the upper limb?
What is the primary function of the superficial and deep fascia of the upper extremity in terms of myofascial compartments?
What is the primary function of the superficial and deep fascia of the upper extremity in terms of myofascial compartments?
Which of the following is a key difference between hand and foot plates in upper and lower limb development?
Which of the following is a key difference between hand and foot plates in upper and lower limb development?
What is the primary importance of myotome and dermatome formation in limb development?
What is the primary importance of myotome and dermatome formation in limb development?
Which of the following is a key function of the deep lymphatic drainage in the upper extremity?
Which of the following is a key function of the deep lymphatic drainage in the upper extremity?
Which of the following is NOT a key aspect of the development of the nerve distribution to the limbs?
Which of the following is NOT a key aspect of the development of the nerve distribution to the limbs?
Which nerve is responsible for the cutaneous innervation of the upper limb?
Which nerve is responsible for the cutaneous innervation of the upper limb?
What type of joint is the acromioclavicular joint?
What type of joint is the acromioclavicular joint?
What is the primary function of the glenoid labrum in the glenohumeral joint?
What is the primary function of the glenoid labrum in the glenohumeral joint?
Which ligament is responsible for connecting the coracoid process to the clavicle?
Which ligament is responsible for connecting the coracoid process to the clavicle?
What is the only articulation between the upper limb and the axial skeleton?
What is the only articulation between the upper limb and the axial skeleton?
What is the primary function of the tendons of the rotator cuff muscles in the glenohumeral joint?
What is the primary function of the tendons of the rotator cuff muscles in the glenohumeral joint?
Which of the following statements about limb development is correct?
Which of the following statements about limb development is correct?
What is the composition of the limb bud?
What is the composition of the limb bud?
What is the function of the apical ectodermal ridge?
What is the function of the apical ectodermal ridge?
What happens to the tissue forming the webbing between the digits?
What happens to the tissue forming the webbing between the digits?
Which border of the limb bud gives rise to the thumb?
Which border of the limb bud gives rise to the thumb?
What is the appearance of the distal end of the limb after the tissue between the digits breaks down?
What is the appearance of the distal end of the limb after the tissue between the digits breaks down?
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