Cellulae Adaptations

Question 1

Hyperplasia

Answer 1

Excessive number of cells

Question 2

Metaplasia

Answer 2

Change in cells/tissues

Question 3

Dysplasia

Answer 3

Abnormal number of cells

Question 4

Neoplasia

Answer 4

New cell growth

Question 5

Specialised cells: RBC structure

Answer 5

-no nucleus
-large SA
-biconcave shape

Question 6

Link between structure and function for RBC

Answer 6

No nucleus and biconcave shape allow for oxygen to be carried

Question 7

Sperm cell link between structure and function

Answer 7

Long tail-> swimming
Big head-> bury into egg to fertilise egg and form a zygote

Question 8

Nerve cells link between structure and function

Answer 8

Connection points at each end allow for messages to be passed on from nervous system to other system organs

Question 9

How does ischaemia lead to hypoxia

Answer 9

Ischaemia, a lack of blood flow to an area of the body, leads to less oxygen to that area as blood transports oxygen, resulting in hypoxia in that body part

Question 10

Urinary system functions

Answer 10

To allow for removal of waste through urine formation
To maintain fluid and electrolyte balance