Other specialised cells

Question 1

What is epithelium tissue?

Answer 1

The lining tissue, and is found on the outside and inside of your body.

Question 2

Give an example of epithelial tissue

Answer 2

Skin, walls of alveoli, lining of intestines

Question 3

How is epithelial tissue adapted to its function?

Answer 3

Arrangement of epithelial cells depend on its function:
- Squamous epithelium is thin which makes it ideal for the exchange of materials such as in the alveoli.
- Ciliated epithelium has hair like structures attached to it, which makes it useful for moving particles out of our body.

Question 4

What is connective tissue?

Answer 4

It has an important structural role and is necessary to hold tissues together in the body

Question 5

What is connective tissue composed of, and how does this aid its function?

Answer 5

• Consists of a non living extracellular matrix containing proteins and polysaccharides; which separates the living cells within the tissue so it can hold tissues together

Question 6

Give 3 examples of connective tissue

Answer 6

• Cartilage = coats the end of a bone
• Ligaments = connect bone to bone
• Tendon = connect muscle to bone

Question 7

State 3 types of cartilage and describe what they do.

Answer 7

1. Hyaline - forms the embryonic skeleton and covers the ends of long bones
2. Fibrous - found in discs between the vertebrae and in the knee joint
3. Elastic - makes up the outer ear and epiglottis