The loin area in Latin is termed lumb-, or lumbo. So any muscles that have one of those roots in their name are loin muscles. An example is the quadratus lumborum.
the pork loin is a muscle running along the top of the spine, the tenderloin is a smaller muscle that runs on the other side below the loin, it is slightly more tender
Loin contains the loin eye muscle, tenderloin and flank
The Ball Tip
the loin or back of a pig or little baby piglet
Carpi is modern Latin for "of the wrist".
Rectus is a Latin word that means straight. This means that the muscle is usually straight, as in the rectus abdominis.
Another name for the lumbus is the loin area, which is the lower part of the back between the ribs and the pelvis.
a lion's "den"
god's loin
This is probably the meat of the loin muscle on each side of the vertebral column.
hew
Nala.