Tongue Muscles

Q.muscle which helps in protrusion and upper movement of tongue
A.palatoglossus
B.hyoglossus
C.genioglossus
D.styloglossus
------>>>Genioglossus – helps to protrude the tongue, depress the central part of tongue making it concave, and move the tongue to the opposite side

Hyoglossus – helps to depress the tongue

Styloglossus – helps to pull the tongue upwards and backwards
to aid swallowing

Palatoglossus – pulls the soft palate onto the tongue while swallowing

Intrinsic muscles – help in widening, flattening, thickening, lengthening and rolling of the tongue.