#### Which of the following is not a part of the digestive system? 1. [ ] Small Intestine 2. [ ] Liver 3. [ ] Pancreas 4. [x] Esophagus #### What is the name of the muscular tube that connects the pharynx to the stomach? 1. [x] Esophagus 2. [ ] Duodenum 3. [ ] Jejunum 4. [ ] Ileum #### Which of the following is the main function of the liver? 1. [x] Detoxification of blood 2. [ ] Production of hydrochloric acid 3. [ ] Secretion of bile 4. [ ] Absorption of nutrients #### What is the name of the enzyme that helps break down proteins into amino acids? 1. [ ] Amylase 2. [ ] Lipase 3. [ ] Trypsin 4. [x] Pepsin #### Which of the following is the largest gland in the human body? 1. [x] Liver 2. [ ] Pancreas 3. [ ] Stomach 4. [ ] Small Intestine #### What is the name of the process by which the body breaks down food into smaller molecules? 1. [ ] Absorption 2. [x] Digestion 3. [ ] Metabolism 4. [ ] Excretion #### Which of the following hormones is responsible for the regulation of blood sugar levels? 1. [x] Insulin 2. [ ] Glucagon 3. [ ] Gastrin 4. [ ] Secretin #### What is the name of the muscle that helps push food through the digestive tract? 1. [ ] Sphincter 2. [ ] Circular 3. [x] Longitudinal 4. [ ] Oblique #### Which of the following is the first part of the small intestine? 1. [x] Duodenum 2. [ ] Jejunum 3. [ ] Ileum 4. [ ] Cecum #### What is the name of the process by which nutrients are absorbed into the bloodstream? 1. [ ] Digestion 2. [ ] Absorption 3. [x] Assimilation 4. [ ] Excretion #### Which of the following blood cells play an important role in blood clotting? 1. [x] Thrombocytes 2. [ ] Neutrophils 3. [ ] Leucocytes 4. [ ] Erythrocytes #### Find the correct statement for WBCs: 1. [x] Can squeeze through blood capillaries 2. [ ] Produced only in the thymus 3. [ ] Deficiency leads to cancer 4. [ ] Do not contain a nucleus