Science
Science
Science
Science
Science
100
What do skeletal, smooth, and cardiac muscle have in common?
the cause movement by contracting
100
A blood vessel that carries blood away from the heart is an ______
artery
100
The pipe that carries air deep into the body?
trachea
100
Why is drinking water important?
The body is made up of 70% of water. The body is always losing water, so it needs to be replaced
100
What is the difference between infancy and childhood?
infancy is between birth and 1yr. Childhood is from age 1 to 11 yrs old
200
Substances in foods that the body needs to work properly
Nutrients
200
A blood vessel that carries blood away to the heart is a _____ .
vein
200
Air enters the body through the nose and mouth and then moves where?
Pharynx
200
A period of reduced awareness during which many body systems rest or slow down.
sleep
200
The stage of development when the reproductive system because mature
puberty
300
Where are most nutrients absorbed?
Most nutrients are absorbed in the small intestine
300
Name the four chambers of the heart upper and lower.
two upper chambers- right and left atrium two lower chambers are right and left ventricle
300
Where in the lungs does gas exchange occur?
in the alveoli
300
The hormone that controls much of the growth and function of the male body.
testosterone
300
The stage of development during which human grow from childhood to adulthood
Adolescence
400
Where does digestion begin?
Mouth
400
What four things make up the blood?
plasma, platelets, white blood cells, and red ventricle
400
Why do you breathe faster when you exercise?
you need to take in more oxygen and get rid of more carbon dioxide
400
These hormones control much of the growth and function of the female body.
estrogen and progesterone
400
A virus, a microorganism, or another agent that causes disease
pathogen
500
Where is most water absorbed?
large intestine
500
Which part of the blood is mostly water?
plasma
500
How are the brain, spinal cord, and nerves related?
they are all part of the nervous system. The spinal cord send messages to and from the brain
500
What important change occurs during the 6th week after fertilization
the baby's heart start to beat
500
What is a disease that can be passed from one person to another?
communicable disease
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