Yes, the medical terminology combining form -sclerosis means abnormal hardening.
The medical terminology combining form -sclerosis means abnormal hardening of tissue or parts of the body. Examples include atherosclerosis in blood vessels and multiple sclerosis in the nervous system.
-sclerosis or -sclerotic is the medical terminology combining form meaning hardened, as in atheroscerotic.
Ankylo- is the medical terminology combining form meaning stiffening. For instance, ankylosis spondylosis is a back condition that results in stiffening of the back.
The medical terminology combining form meaning hands is mano-
Oligo- is the medical terminology combining form meaning scanty.
Pancreo- is the medical terminology combining form meaning pancreas.
Cerebro- is the medical terminology combining form meaning cerebral.
Scapul/o is the medical terminology combining for meaning scapula.
Ferr- is the medical terminology combining form meaning iron.
Metatars- is the medical terminology combining form meaning metatarsal.
Hypno- or somno- is the medical terminology combining form meaning sleep
No, combining vowels in medical terminology are not always o.