The human digestive system consists of the alimentary canal and the associated organs. Food passes along the alimentary canal, but it does not pass through the associated organs. One of the associated organs is the pancreas. State the letter in Fig. 2.1 that shows the pancreas and state the names of two enzymes released by the pancreas.
State one letter in Fig. 2.1 that shows another associated organ of the digestive system. Name that organ.
State two functions performed by the small intestine.
Using Fig. 2.2, describe the way the concentration of antibiotic in the blood changes.
Circle the name of the process that means taking substances into the body. assimilation, digestion, egestion, excretion, ingestion
State the name of the blood component that transports substances such as nutrients, hormones and antibiotics.
State which type of organism antibiotics kill.