Question

Which of the following is not an example of a tissue?

• A. Neuron
• B. Cardiac muscle tissue
• C. Epithelial tissue
• D. Muscle

Answer 1

The correct option is A

Neuron

The correct option is A.

Explanation of correct option:

1. The group of cells exhibiting identical compositions, which work in harmony to do a specific task are the tissues.
2. Tissues perform activities like movement, secretion, excretion, strength, and communication.
3. Neurons are not tissues, they are the cells found in the brain.
4. These cells produce the nervous system, they are the functional and structural units of the nervous system.
5. It assists in the conduction of electrical impulses.

Explanation of incorrect options:

Option B:

1. Cardiac muscle tissue is a kind of tissue, also called myocardium.
2. It is the muscle tissue present in the heart.
3. This tissue helps in the pumping of the heart.

Option C:

1. Epithelial tissue is formed of a protective thin layer of cells.
2. It produces protective boundaries and takes part in the diffusion of ions and molecules within the body.

Option D:

1. The muscle is a tissue, which possesses the tendency for contraction and relaxation.
2. The muscle tissue along with bones helps in the movement of the body.

Final answer: Neuron is not a tissue.