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ស Referring to the diagram of a transverse section of the digestive tract, choose the correct statement(s). A) The outermost layer of B is circular smooth muscle B) The sub-mucosal layer in the intestine absorbs nutrients C) The layer labelled B is primarily responsible for motility of the gut
Referring to the diagram of a transverse section of the digestive tract, choose the correct statement(s). A) The outermost layer of B is circular smooth muscle B) The sub-mucosal layer in the intestine absorbs nutrients OC) The layer labelled B is primarily responsible for motility of the gut OD) The mucosal layer of the oesophagus secretes mucus E) In the stomach the layer labelled B is described as columnar epithelium F) The layer labelled A is the submucosa and is a supportive tissue layer G) The outer layer B is composed of single-unit smooth muscle OH) In the oesophagus, the layer labelled C is a stratified squamous epithelium