quiz
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| the radial nerve comes from the spinal segment: | C6, C7, C8, T1
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| if the radial nerve would be damaged, which of the following would be included in the clinical motor feature of such paralysis? | loss of elbow ext, loss of wrist, finger & thumb ext or "wrist drop"
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| mm innervated by the musculocutaneous nerve | biceps, brachialis, coracobrachialis
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| both the axillary nerve and the musculocutaneous nerve originate from the spinal segments: | C5, C6
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| the nerve injury that would result in the MOST damage to the thumb mm would involve the | median nerve
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| paralysis that causes "ape hand" involves which nerve? | median
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| paralysis that causes "claw hand deformity" involves damage to the: | ulnar nerve
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| the pronators of the forearm are innervated by the: | median nerve
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| T or F Sensory distribution for the musculocutaneous nerve includes the posterior arm, posterior forearm and thumb side of the posterior hand. | false - Sensory distribution for the musculocutaneous nerve includes the anterior lateral surface of forearm
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| T or F the 3rd (medial portion)and 4th fingers are included in the sensory distribution of the ulnar nerve. | true
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| the innervation for the supinator mm is: | radial
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| clinical motor features of paralysis of the median nerve include: | loss of thumb opposition, flexion & abduction, loss of pronation
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| innervation for the teres minor is: | axillary
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| sensory distribution for the radial nerve is: | posterior arm
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| innervation for the brachialis mm is: | musculocutaneuous
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| thumb ext would be lost with damage to the ____ nerve | radial
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| T or F The spinal cord segment for the median nerve is the same as for the radial nerve. | true
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| T or F with an injury at the C7 vertebral level, the terminal branch that would be completely spared is the ulnar nerve | false- axillary nerve, musculocutaneous nerve are the only ones that don't involve C7 in the brachial plexus
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| T or F the lateral half of the flexor digitorum profundus is innervated by the ulnar nerve | false- must be medial
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| T or F injury to the axillary nerve could affect the strength of shd ext rotation. | true
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| the mm of the hypothenar eminence are innervated by the: | ulnar nerve
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| the palmar interossei mm go to which of the following digits? | 1st (thumb), 2nd, 4th, 5th
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| in anatomical position, to which side of the index finger does the dorsal interossei attach? | lateral
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| abduction of the thumb takes place in what plane of movement? | sagittal
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| name the mm that make up the hypothenar eminence. | flexor digiti minimi, opponens digiti minimi, abductor digiti minimi
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| what is the innervation of the interrossei mm? | ulnar
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| adduction of the ring finger is accomplished by: | palmar interossei
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| name the 3 mm that make up the deep palmar group. | adductor pollicis, interossei, lumbricales
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| name the actions of the lumbricales | flexion of the MCPs and extension of the IPs
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| name the intrinsic mm that tie into the extensor expansion or hood. | lumbricales
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| when one places the key in the ignition of the car, the type of grip one uses is primarily: | pad to side grip
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| identify the power grips: | cyclindrical, spherical, hook
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| another name for the lumbrical grip is | plate grip
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| the function position of the hand includes: | wrist is slightly ext, the MCP & PIP jts are slightly flexed & thumb is opposed
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| identify the type of grip used for holding the handle of a skillet | cylindrical
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| identify the type of grip used for holding a hand of cards | lumbrical
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| identify the type of grip used for holding an apple | spherical
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| identify the type of grip used for picking up a pin | tip to tip
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