body fluid evidence (blood) Flashcards
what four things make up blood?
red blood cells
white blood cells
plasma
platelets
the average adult has about … liters of blood inside of them and that blood makes up …% of their body weight
5
7-8%
true or false… is blood a living tissue?
true
how many red blood cells are there in 2-3 blood drops
about one billion
for every … rbcs, there are … platels and … white blood cells
600
40
1
how many days can a rbc live for?
120 days
under low oxygen conditions the body makes more red blood cells. what can this determine?
elevation and location of the person
which organism has rbcs with no nucleus?
humans and other mammals
which organisms have rbcs with a nucleus
birds, reptiles, and lower invertebrates
what are the three blood alleles?
A, B, and O
what are the six possible blood combinations?
AA, AO, BB, BO, AB OO
what would happen if a RH- mother had an RH+ baby?
the mother would build antibodies against the RH+ and the second baby would get hemolytic disease
what agglutinogens (sprinkles) and agglutinin does type A have?
A
b
what agglutinogens (sprinkles) and agglutinin does type B have?
B
a
what agglutinogens (sprinkles) and agglutinin does type AB have?
A and B
none