All have parts of the body in the answer
23. Holds paper together,another name for a copse (11)
32. I slip in icy weather (5)
42. To plummet less pint plus argon (7)
43. Could be hare or alarm plus attendant to nobility or royalty (10)
45. Beak plus very old pathway (7)
46. Abandoning, meat from a pig (11)
Thanks