Vacuum phenomenon (in the nucleus pulposis of the intervertebral disc below the retrolisthesis), This is a sign of tearing of the disc cartilage. Reduction of disc height with corresponding loss of the disc space, Marginal sclerosis (more dense due to more mechanical stress) of the adjacent vertebral bodies,
T cells, which secrete antibodies. c. macrophages, which produce histamines. d. B cells, which react with antigen-MHC complexes. e. T cells, which react with antigen-MHC complexes. ____ 114. You had a cold last month and you caught another one this month from your daughter.
apocrine gland axilla and genital skin glands, whose secretion is formed by degradation of secretory cells. eccrine gland gland producing a simple fluid secretion, e.g. sweat glands. endocrine gland gland whose secretions are absorbed directly into blood, e.g. pancreas islet cells. exocrine gland gland whose secretion reaches a body surface via ducts