Advertisements
Advertisements
प्रश्न
Study the diagram given below and then answer the question that follows:
Describe the structure of the part labelled '3'.
Advertisements
उत्तर
The part labelled '3' (pulp) is a soft connective tissue present in the pulp cavity of the tooth. It consists of blood capillaries, lymph vessels and nerve fibers. These extend from the crown of the tooth and open through the pulp cavity at the base of the root.
APPEARS IN
संबंधित प्रश्न
The inner wall of the small intestine has many finger-like outgrowths called ______.
Carbohydrates are bodybuilding nutrients.
In human digestive system, bile is secreted by ______.
The first enzyme to mix with food in the digestive tract is ______.
| If the teeth are not cleaned regularly, they become covered with a sticky yellowish layer W of food particles and bacteria. Since layer W covers the teeth, the alkaline liquid X secreted by glands Y inside the mouth cannot reach the teeth surface to neutralise the acid formed by the action of organisms Z on sugary food, and hence tooth decay sets in. |
- What is W known as?
- What are (i) X and (ii) Y?
- What are organisms Z?
- State one way of removing layer W from the teeth.
What is the dental formula of a normal human adult?
Last molar tooth in human beings is called ______.
Write true or false for the below statement. Rewrite the false statements correctly.
Saliva contains lipase which digests carbohydrates
Write short answers
What is peristalsis?
State whether the following statements are True or false: Enteropeptidase activates pepsinogen into pepsin.
Correct the spellings: Carboxytipepdase
The question has four options. Choose the correct answer:
Parotid salivary glands occur
Answer the following question.
Small Intestine is very long and coiled. Even if we jump and run, why it does not get twisted? What can happen if it gets twisted?
Choose the odd one:
The digestive glands associated with the alimentary canal are ______.
List the glands associated with digestion.
Draw the diagram of the alimentary canal of man and label the following parts. Mouth, Oesophagus, Stomach, Intestine.
What is a vermiform appendix?
Given below are two columns, Column I shows enzymes secreted by the glands in the alimentary canal of human beings and Column II indicates the components of food on which enzymes act. Choose the options showing correct matching:
