What is the primary function of the digestive system?

To break down food into simpler, absorbable forms for energy and nutrients.

Which enzyme is responsible for digesting starch in the mouth?

Salivary amylase (ptyalin).

True or False: The oesophagus produces digestive enzymes.

False. The oesophagus does not produce digestive enzymes.

Which part of the small intestine is primarily responsible for nutrient absorption?

Ileum.

Riddle: I am the longest section of the small intestine, where nutrients are absorbed. What am I?

Ileum.

Fill in the blank: The ______ contains the liver, pancreas, and salivary glands.

Digestive glands

What is the role of bile in digestion?

To emulsify fats and neutralize acidic chyme from the stomach.

Which type of teeth are primarily used for grinding food?

Molars.

True or False: The liver is the smallest gland in the body.

False. The liver is the largest gland in the body.

What is the function of the cardiac sphincter?

To prevent backflow of food from the stomach to the oesophagus.

Which digestive juice is secreted by the pancreas?

Pancreatic juice.

Riddle: I am a soft tissue within a tooth, containing blood vessels and nerves. What am I?

Pulp.

Fill in the blank: The ______ is a pouch at the junction of the small and large intestines.

Caecum

What is the main purpose of peristalsis?

To move food through the digestive tract.

Which enzyme converts proteins into peptides in the stomach?

Pepsin.

True or False: The large intestine is primarily responsible for nutrient absorption.

False. The large intestine primarily absorbs water.

What type of teeth are found in adult humans for biting and cutting?

Incisors.

Riddle: I am the process of converting absorbed food into body tissues. What am I?

Assimilation.

Fill in the blank: The ______ secretes enzymes that digest carbohydrates, proteins, and fats.

Pancreatic juice

What is the primary component of saliva?

Water (99%)