Question

The kind of tissue that forms the supportive structure in our pinna (external ears) is also found in

• A. Vertebrae
• B. Tip of the nose
• C. Ear ossicles
• D. Nails

Answer 1

The correct option is B

Tip of the nose

The correct option is B:

Explanation of the correct option:

1. At the joints, cartilage, a type of connective tissue smoothens the surfaces of the bones.
2. Additionally, the nose, ear, trachea, and larynx all contain it.

Explanation of the incorrect option:

Option A:

1. Intervertebral discs join these vertebrae at the front of the spine.
2. Strong tissues called discs are filled with a gel.

Option C:

Elastic cartilage, also known as yellow fibrocartilage, is a form of cartilage that gives some bodily components, including the ears, both strength, and elasticity.

Option D:

1. Three layers of keratin-containing tissue make up a fingernail.
2. An example of an amino acid protein-containing tissue is keratin.
3. Your hair and nails naturally contain keratin.
4. It is a substance that is also present in the hooves of other animals, such as horses.

Final answer: The kind of tissue that forms the supportive structure in our pinna is also found at the tip of the nose.