Saliva-Multiple Choice Questions Quiz

Interactive MCQs on “Saliva”:

Solve the following 10 questions. Only one option is correct. Click on the “Submit” button when done. Click on the “embed” button to use this quiz on your website. Click on “WhatsApp” to share this quiz.

Question 1: What is the primary function of saliva in the human body?

(a) Digesting fats
(b) Transporting oxygen
(c) Regulating body temperature
(d) Initiating the digestion of carbohydrates

Question 2: Which salivary gland is located near the ear and secretes watery saliva rich in enzymes?

(a) Parotid gland
(b) Sublingual gland
(c) Submandibular gland
(d) Palatine gland

Question 3: What is the role of saliva in maintaining oral health?

(a) Saliva removes oxygen
(b) Saliva neutralizes stomach acid
(c) Saliva inhibits the growth of bacteria and protects teeth
(d) Saliva promotes excessive tooth decay

Question 4: Which substance in saliva helps to lubricate food and aid in swallowing?

(a) Enzymes
(b) Bile
(c) Mucus
(d) Hydrochloric acid

Question 5: How does saliva contribute to taste perception?

(a) Saliva contains taste buds
(b) Saliva stimulates the production of taste buds
(c) Saliva dissolves food particles, allowing taste molecules to interact with taste receptors
(d) Saliva masks the taste of food

Question 6: What is the pH range of saliva?

(a) Highly acidic
(b) Neutral
(c) Slightly acidic to neutral
(d) Highly alkaline

Question 7: How does saliva assist in maintaining the pH balance in the mouth?

(a) Saliva contains enzymes that neutralize acidic substances
(b) Saliva contains bicarbonate ions that buffer acids
(c) Saliva absorbs excess alkaline substances
(d) Saliva doesn't play a role in pH regulation

Question 8: What is xerostomia?

(a) A condition of excessive saliva production
(b) A condition of insufficient saliva production
(c) A type of taste disorder
(d) A condition affecting the sense of smell

Question 9: What is the term for the process of saliva breaking down food by mechanical action in the mouth?

(a) Deglutition
(b) Mastication
(c) Peristalsis
(d) Segmentation

Question 10: Which hormone, released by the brain, stimulates the production of saliva?

(a) Insulin
(b) Estrogen
(c) Serotonin
(d) Acetylcholine