Which is secreted by the liver and stored in the gallbladder?
Bile is secreted by the liver and stored in the gallbladder. It aids in the digestion and absorption of fats.
Where does chemical digestion of proteins start?
Chemical digestion of proteins starts in the stomach due to the action of gastric juices.
Which line shows the correct order of the alimentary canal?
The correct order of the alimentary canal is: Mouth → Oesophagus → Stomach → Small Intestine.
Which structure prevents food from entering the larynx during swallowing?
The epiglottis prevents food from entering the larynx during swallowing.
Where does the digestion of carbohydrates begin in the human body?
The digestion of carbohydrates begins in the mouth due to the action of saliva.
What is the main function of the pharynx in digestion?
The main function of the pharynx in digestion is to swallow food.
Which organ transports food from the throat to the stomach?
The oesophagus transports food from the throat to the stomach.
What is the role of the liver in digestion?
The liver produces bile, which aids in the digestion of fats.
Where is bile stored in the human body?
Bile is stored in the gall bladder.
Which part of the digestive system begins the digestion of proteins?
The stomach begins the digestion of proteins.
What is the function of hydrochloric acid (HCl) in the stomach?
Hydrochloric acid (HCl) in the stomach kills germs and helps in the digestion process.
Which organ helps in digesting carbohydrates, fats, and proteins?
The pancreas helps in digesting carbohydrates, fats, and proteins by producing digestive enzymes.
Where is the digestion of all major nutrients completed?
The digestion of all major nutrients is completed in the small intestine.
Which part of the digestive system absorbs water and minerals?
The large intestine absorbs water and minerals.
What is the role of the rectum?
The rectum stores faeces before they are excreted.
Which part of the body is responsible for egestion of faeces?
The anus is responsible for the egestion of faeces.
What causes constipation in the digestive system?
Constipation is caused by the slow rhythmic action of the digestive tract.
Diarrhea is caused by:
Diarrhea is caused by the fast rhythmic action of the digestive tract.
Where does gaseous exchange occur?
Gaseous exchange occurs between alveoli and blood capillaries in the lungs.
What is the process of breaking down large food particles into simpler, diffusible forms called?
The process of breaking down large food particles into simpler, diffusible forms is called digestion.
Which type of digestion involves enzymes breaking food into smaller molecules?
Chemical digestion involves enzymes breaking food into smaller molecules.
Which part of the digestive system performs both physical and chemical digestion?
The mouth performs both physical and chemical digestion.
What is the correct order of the steps of digestion?
The correct order of the steps of digestion is: Ingestion → Digestion → Absorption → Utilization → Egestion.
What is the function of the enzyme in saliva?
The enzyme in saliva digests starch into sugar.
What is the semi-solid food formed in the mouth called?
The semi-solid food formed in the mouth is called a bolus.
What helps move the bolus from the oesophagus to the stomach?
Peristalsis helps move the bolus from the oesophagus to the stomach.
Which organ stores bile?
The gall bladder stores bile.
Which juice helps digest proteins, fats, and carbohydrates?
Pancreatic juice helps digest proteins, fats, and carbohydrates.
What is the name of the muscular tube connecting the mouth to the stomach?
The oesophagus is the muscular tube connecting the mouth to the stomach.
What prevents food from entering the windpipe during swallowing?
The epiglottis prevents food from entering the windpipe during swallowing.
What is chyme?
Chyme is semi-liquid food from the stomach.
Which organ is responsible for absorbing most nutrients?
The small intestine is responsible for absorbing most nutrients.
What is the role of bile in digestion?
Bile breaks large fat into smaller pieces, aiding in their digestion.
Which of the following is not part of the alimentary canal?
The pancreas is not part of the alimentary canal.
What type of digestion is chewing food?
Chewing food is a type of physical digestion.
What is the function of the appendix in digestion?
The appendix has no known function in digestion.
What is the final step of the digestive process?
The final step of the digestive process is egestion.
What happens in the large intestine?
Water and mineral absorption happens in the large intestine.
Which digestive juice starts working in the mouth?
Saliva starts working in the mouth.
Which nutrient is broken down into amino acids in the small intestine?
Protein is broken down into amino acids in the small intestine.
What is the medical term for loose motions?
The medical term for loose motions is diarrhea.
What causes diarrhea in most cases?
Diarrhea is most commonly caused by contaminated water.
What is the main danger of diarrhea?
The main danger of diarrhea is dehydration.
Which of the following is a reverse condition of diarrhea?
Constipation is a reverse condition of diarrhea.
Which nutrient helps prevent constipation?
Dietary fiber helps prevent constipation.
What is the primary function of the respiratory system?
The primary function of the respiratory system is to supply oxygen and remove carbon dioxide.
What is the process of breaking down glucose to release energy called?
The process of breaking down glucose to release energy is called respiration.
Where does gaseous exchange occur in the lungs?
Gaseous exchange occurs in the alveoli of the lungs.
Which of the following is a waste product of respiration?
Carbon dioxide is a waste product of respiration.
What role does the diaphragm play during inhalation?
The diaphragm contracts and flattens downward during inhalation.
Which of these correctly represents the word equation of respiration?
The correct word equation of respiration is: Glucose + Oxygen → Carbon dioxide + Water + Energy.
What protects the lungs in the human body?
The ribcage protects the lungs in the human body.
What is the correct term for taking air into the lungs?
The correct term for taking air into the lungs is inhalation.
Which gas is required for aerobic respiration?
Oxygen is required for aerobic respiration.
What is anaerobic respiration?
Anaerobic respiration is respiration without oxygen.
Which organ is not part of the respiratory system?
The kidney is not part of the respiratory system.
Which part of the respiratory system filters and warms air?
The nasal cavity filters and warms air.
Which type of respiration produces vinegar, cheese, and bread?
Anaerobic respiration produces vinegar, cheese, and bread.
What is the function of alveoli?
The function of alveoli is to exchange gases with blood capillaries.
How do gases move during gaseous exchange?
Gases move during gaseous exchange by diffusion.
Which organ divides the chest and abdominal cavity?
The diaphragm divides the chest and abdominal cavity.
Which of the following is a disorder of the upper respiratory tract?
The common cold is a disorder of the upper respiratory tract.
What is the main cause of the common cold?
The main cause of the common cold is environmental pollution.
Which of the following is caused by Mycobacterium tuberculosis?
Tuberculosis is caused by Mycobacterium tuberculosis.
Tuberculosis affects mainly which part of the respiratory system?
Tuberculosis mainly affects the lungs.
What kind of disease is asthma?
Asthma is an allergic disease.
Which respiratory disorder involves inflammation of bronchial tubes?
Asthma involves inflammation of bronchial tubes.
What kind of sound is commonly heard in asthma patients?
Wheezing is commonly heard in asthma patients.
Which of the following is a chronic disease?
Asthma is a chronic disease.