Spreading out the fingers tests the integrity of which: i. Nerve -ii. Muscle group

Which of the following mechanisms is associated with finger interdependence? Mechanical coupling. Neural mechanisms. Both A and B. Neither A nor B.

Which limb anomaly is characterized by the presence of extra fingers or toes?

The flexor digitorum superficialis muscle flexes all but which of the following joints of the fingers?Group of answer choicesDistal interphalangeal jointsProximal interphalangeal jointsMetacarpophalangeal jointsThe muscle flexes all of these joints

If you decide to "snap your fingers," the first neurons to be stimulated are theMultiple Choicesensory neurons in the prefrontal area.motor neurons in the primary motor area.sensory neurons in the primary somatosensory area.motor neurons in the premotor area.

Your patient had trauma to the ulnar nerve and cannot actively abduct and adduct her fingers. You note weakness of which of the following muscles as a result of this?Group of answer choicesLumbricales three and fourOpponens digiti minimiDorsal and palmar interosseiFlexor digiti minimi