Judged: two independent readers; copy check clear.
twelfth cranial nerve
twelfth cranial nerve The twelfth cranial nerve is the hypoglossal nerve, which arises from the medulla and controls movement in nearly all of the tongue muscles.
The twelfth cranial nerve is the hypoglossal nerve, which arises from the medulla and controls movement in nearly all of the tongue muscles. It also carries position-sense signals from the tongue muscles.