Round 1
Why do we breathe?
We breathe to take in oxygen, which our cells need to obtain energy.
What does breathing expel?
Carbon dioxide.
What are the two respiratory movements of breathing?
1. Inhalation
2. Exhalation
During ___, the ___ and the ___ get bigger.
inhalation, rib-cage and lungs
During exhalation, the ___ and the ___ get ___.
rib-cage, lungs and smaller
What is the blood made up of? (2 things)
The blood is made up of plasma and red blood cells.
What divides the heart into two halves?
A vertical wall. Each half has an atrium and a ventricle.
Where are the capillaries located?
What is the urinary system made up of? (3 things)
The urinary system is made up of the kidneys, the bladder and the urinary tract.
What is another name for white blood cells?
Leukocytes.
The ___ is an organ made of muscles that ___ and ___.
heart and relax
How much of the blood is plasma as a percentage (%)?
55%
Name at least three parts of the respiratory system.
Any relevant parts, e.g: nasal cavity/nostrils, trachea, lung, bronchus, bronchiole, alveoli, ribs, diaphragm
Name at least three parts of the circulatory system.
Any relevant parts, e.g: capillaries, pulmonary artery, pulmonary vein, right atrium, left atrium, vena cava vein, aorta, right ventricle, left ventricle
Name at least three parts of the urinary system.
Any relevant parts, e.g: kidney, renal artery, renal vein, blood from kidneys, blood to kidneys, bladder, ureter, urethra