8.2. Human digestive system
A subsection of Biology, 5090, through 8. Human nutrition
Listing 10 of 93 questions
shows some parts of the human alimentary canal and associated organs. oesophagus duodenum stomach stomach wall where an ulcer may develop Name and describe the process that moves food down the oesophagus to the stomach. name of process description of process A sore can develop on the wall of the stomach. This sore is called an ulcer, which can cause a person pain. The pain may be relieved by taking a drug that reduces the amount of acid produced by the cells in the stomach wall. Suggest and explain how the processes taking place in the stomach may be affected in a person taking this drug. Infection with a type of bacterium in a person’s stomach can increase the likelihood of an ulcer developing. Name a type of drug that may be taken to treat bacterial infection. Suggest and explain what problems may occur if a person stops the treatment before all the bacteria are killed.
5090_s14_qp_21
THEORY
2014
Paper 2, Variant 1
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The diagram shows a section through the human body divided into regions P, Q, R and S. P Q R S Complete the table below by matching the letters from the diagram to the statements in the table. There may be one or more than one letter for each statement. contains an organ which region or regions … produces an acidic secretion R … contains villi … digests protein … produces insulin … contains bronchi … secretes amylase … ingests food
5090_s18_qp_22
THEORY
2018
Paper 2, Variant 2
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Questions Discovered
93