Tissues

Question 1

What are the 4 types of tissue?

Answer 1

Epithelial
Connective
Nervous
Muscle

Question 2

Where can you find epithelial tissue?

Answer 2

-outside surface of body
-lining of digestive, respiratory and urogenital systems
-Heart and blood vessels

Question 3

Which type of tissue forms glands and covers body surfaces?

Answer 3

Epithelial

Question 3

What are the 5 main functions of the epithelial tissue?

Answer 3

-Protects underlying structures

-Acts as a barrier

-Controls passage of substances e.g. in nephrons in the kidney

-Secretes substances such as in pancreas

-absorbs substances such as in the lining of the small intestine

Question 4

Which tissue is classed as abundant? (found in every organ)

Answer 4

connective

Question 5

What are the 7 main functions of connective tissue?

Answer 5

-separates organs into layers

-Connects tissues to one another e.g. tendons and ligaments

• Support and movement for bones

-Storage such as of fat

-Insulate using fat storage

-Aids transport of blood

-Protects cells of immune system

Question 6

What are the 6 cells of connective tissue?

Answer 6

-Adipose (adipocytes). Fat cells

• Mast cells

-White blood cells (leukocytes)

-Macrophages

-Platelets

-Stem cells (Undifferentiated mesenchyme)

Question 7

What can mast cells release?

3

Answer 7

heparin

histamine

proteolytic enzymes

(all in response to injury)