Question

Cartilage is not found in

• A. Nose
• B. Ear
• C. Kidney
• D. Larynx

Answer 1

The correct option is C

Kidney

The correct option is option C.

Explanation for correct option:

1. Cartilage is a soft connective tissue found in nose, ear and larynx.
2. It provide flexibility and support and also protect the organs.
3. Cartilage is not found in kidney.
4. Kidneys are important part of human execratory system.
5. So major functions of the tissues in kidney include absorption like process.
6. So cartilage tissue is not found in kidney. It has cuboidal epithelium which constitute the renal tubules and corpuscles.

Explanation for incorrect options:

Option A:

1. Nose is supported by bone at back and bridge and the front is supported by cartilage.
2. Nasal cartilages are hyaline cartilage which is densely packed with collagen.
3. The accessory nasal cartilages link the nostrils and lateral nasal cartilages.

Option B:

1. The pinna of the external ear is made of folded elastin cartilage.
2. A part of the auditory canal is also made of elastin cartilage.

Option C:

1. The larynx is made of nine cartilages: thyroid cartilage, cricoid cartilage, epiglottis, arytenoid cartilages, corniculate cartilages, and cuneiform cartilages.
2. The cartilages completely encircle the airway.

Final answer: Cartilage is not found in kidney.