Anaemia Flashcards
1
Q
You can see in these images pale, slightly jaundiced mucous membranes and a pale, ‘slack’ udder. No haemoglobinuria is present.
What might be a parasitic cause of this?
A
Anaplasmosis
2
Q
What toxic component does Bracken fern contain?
A
ptaquiloside
3
Q
What is the result of bracken fern toxicity?
A
Bone marrow suppression and prolonged bleeding time
4
Q
How many blood groups have been identified in cattle?
A
11
5
Q
How much blood needs to be transfused to increase PCV from 8% to 12% in a 600kg cow?
A
4-6L
6
Q
What is the total blood volume of an adult lactating cow relative to her body weight?
A
8%
7
Q
How much blood can safely be collected from a donor cow?
A
20% of blood volume
8
Q
A
