Oxford Public School Interview Questions and Answers

There are 12 pairs of cranial nerves in the human body.

• There are 12 pairs of cranial nerves that emerge directly from the brain.

• Each pair of cranial nerves is numbered and named based on their function and location.

• Examples of cranial nerves include the optic nerve (II), facial nerve (VII), and vagus nerve (X).

The smallest bone in the human body is the stapes bone located in the middle ear.

• The stapes bone is part of the auditory ossicles in the middle ear.

• It is also known as the stirrup bone due to its shape.

• The stapes bone plays a crucial role in transmitting sound vibrations to the inner ear.

• It is approximately 3 mm in length.

The largest organ in the human body is the skin.

• The skin is made up of three layers: the epidermis, dermis, and hypodermis.

• It serves as a protective barrier against pathogens, regulates body temperature, and helps with sensation.

• Examples of skin conditions include acne, eczema, and psoriasis.

The small intestine is responsible for digestion and absorption of nutrients from food.

• Absorption of nutrients such as vitamins, minerals, and carbohydrates

• Secretion of enzymes to break down food particles

• Movement of food through peristalsis

• Contains villi for increased surface area for absorption

• Consists of three parts: duodenum, jejunum, and ileum

Villi are small finger-like projections in the small intestine that increase surface area for absorption of nutrients.

• Increase surface area for absorption of nutrients

• Contain blood vessels and lacteals for nutrient absorption

• Covered in microvilli for further absorption

• Help in digestion and absorption of food

• Example: Villi in the small intestine play a crucial role in absorbing nutrients from digested food