The Vertebrate Integument 1 Crossword Puzzle

QUESTIONS LIST:

• epidermis : consists of stratified epithelium.
• stratum basale : cells divide by mitosis and some become part of superficial strata.
• granular cells : glands found in lampreys and other fishes.
• photopores : multicellular glands which produce light and found in deep sea teleosts.
• unicellular glands : are epidermal deriv. in fishes that secrete mucus.
• baleen : cornified structure found in whales.
• skin precursors : delineates at the end of neurulation.
• stratum lucidum : dead cells containing dispersed keratohyalin.
• ectoderm : germ layer which evolves into the epidermis.
• slime glands : multicellular glands found in hagfishes which produce slime.
• dermis : consists of connective tissues.
• sacciform cells : glands that secrete toxin.
• hypodermis : consists of subcutaneous tissue.
• mesoderm : germ layer which evolves into the dermatomyotome, dermatome, then dermis.
• goblet cells : glands found in bony & cartilaginous fishes.
• poison glands : multicellular glands found in teleosts.
• club cells : epidermal deriv. in fishes that are binucleate, trigger fear or alarm.
• stratum corneum : dead cells with hard protein envelope.