Steer, 22, has previously been on loan at Yeovil when he was a Norwich player before switching to Villa in the summer. Arthurworrey, 20, has previously been on loan at Tranmere, making 17 appearances.
Yeovil have been active in the loan market having already signed up Coventry's Jordan Clarke with Aaron Martin moving the other way.
Jed Steer has also been active as he attempts to get game time. After keeping a clean sheet in a preseason friendly against Houston Dynamo the shot-stopper went out on loan to Doncaster for three months where he made 17 appearances conceding 20 goals.
Yeovil's next game is a League One clash against Chesterfield on Saturday.