Crossword Puzzle Student of otology?

Clue: Student of otology?

Student-beautician's offering? (LEARNERSPERM with 12 letters)
One heading the office of student roasts? (DEANMARTIN with 10 letters)
Offers breakfast to students before first period? (BRINGSHOMEROOMTHEBACON with 22 letters)
Student officer (CLASSSECRETARY with 14 letters)
Office gathering-spot (COOLER with 6 letters)
Most apt to offend (RUDEST with 6 letters)
Apple Store offerings (MACS with 4 letters)
Took backremark, officially (RETRACTED with 9 letters)
St.-Lo student (ELEVE with 5 letters)
'Nip/Tuck' offering (FACELIFT with 8 letters)