Circulatory system Flashcards
1
Q
what are the functions of blood
A
- transport nutrients
- regulates body’s fluid content
- regulation of body’s temperature
- protection of the body
2
Q
components of blood
A
- plasma
- red blood cells
- white blood cells
- platelets
3
Q
the function of red blood cells
A
transport oxygen around the body
4
Q
the functions of plasma
A
transport hormones, nutrients and proteins
5
Q
the function of white blood cells
A
to destroy bacteria in areas of infection
6
Q
the function of platelets
A
responsible for clotting blood at wounds to prevent severe blood loss
7
Q
what are the different blood cells
A
- arteries
- veins
- capillaries
8
Q
what do arteries do
A
carry blood away from the heart
9
Q
what do veins do
A
carry blood to the heart
10
Q
what do capillaries do
A
where oxygen and nutrients are exchanged for carbon dioxide and waste
11
Q
what are the different air passages
A
- nasal cavity
- pharynx
- larynx
- trachea
- bronchi
