Show:
Bones
Cardiovascular
Systems
Blood
Cells
100
350
How many bones does a newborn baby have?
100
fist
What is the size of the adult human heart?
100
muscles
What pulls on bones to cause movement?
100
5 liters
How much blood does the average adult have?
100
cell membrane
What is the outer covering of the cell?
200
206
How many bones does a mature adult have?
200
72 times a minute
What is is the average number of heartbeats?
200
lungs
What is the main organ of the respiratory system?
200
erythrocytes
What are red blood cells?
200
nucleus
What is the central portion of each cell?
300
long, short, flat, irregular, sesamoid
What are the 5 most common categories of bones?
300
pericardium
What is the protective sac for the heart called?
300
inhalation
What brings air into the mouth or nose?
300
leukocytes
What are white blood cells?
300
cytoplasm
What is the surrounding substance around the nucleus?
400
osteocytes
What are the cells of bone called?
400
valves
What control the blood flow to and from the heart?
400
trachea
What is another name for 'windpipe'?
400
white blood cells or leukocytes
Which blood cells protect against disease?
400
chromosomes
What are the bearers of genes?
500
Marrow
What is soft connective tissue important to the production of blood cells?
500
pulmonary circulation
What is the flow of blood between the heart and lungs?
500
asthma
What is a disorder of the respiratory system?
500
O, A, B, and AB
What are the common blood types?
500
tissue
What do the chemicals of cells combine to form?