Show:
Skeletal and Muscular System
Digestive and Excretory System
Circulatory and Respiratory System
Nervous and Endocrine System
Miscellaneous
100
What are the two functions the skeletal system has for the body?
1- Provides Protection for soft organs 2- Provides a solid framework for the body
100
What muscle massages the food down into your stomach?
the esophagus
100
Which is smallest in the lungs? Alveoli, Capillaries, or Bronchi?
Capillaries
100
This system releases hormones into your body to change its activity. What is it?
Endocrine system
100
As mammals, we use our lungs to breath in oxygen, what do fish use to pull oxygen out of the water they swim in?
gills
200
The skeletal system is made up of what three things?
Bones, tendons, and ligaments
200
The stomach breaks down partially digested food and empties it into the ___________.
small intestine
200
Where is oxygen-rich blood pumped to after it reaches the heart?
All over the body
200
Which part of the nervous system acts as the "highway" for messages to be sent back and forth from your brain to the rest of your body?
spinal cord
200
When your bladder gets full, what part of your body carries the urine from the bladder to the outside of the body?
the urethra
300
The power to produce movement is provided by which system?
The muscular system
300
The kidneys remove waste from the blood using millions of tiny filters called ___________.
Nephrons
300
Where does oxygen-poor blood get pumped to?
The lungs
300
What sends messages from different parts of the body to the brain?
nerves
300
What type of animals have a closed circulatory system, and which type of animals have an open circulatory system?
Vertebrates have a closed circulatory system and arthropods and other invertebrates have an open circulatory system.
400
Fill in the blank: When a muscle _________ it pulls on the bone its attached to. When a muscle _________ it is not putting pressure on the bone it is attached to.
1- contracts 2- relaxes
400
The _________reabsorbs water from the undigested food before the remaining solid waste is passed through to exit the body.
large intestine
400
Name the four basic chambers of the heart.
Right atrium, left atrium, right ventricle, left ventricle
400
What hormone increases the heart rate and sends extra blood to the muscles to make us move faster or be stronger than we normally are?
adrenaline
400
Which two vital organs does the rib cage protect?
The lungs and heart
500
Before an animal can move any muscle, what needs to happen first?
A message needs to be sent from the brain to the muscle.
500
Besides using the bathroom, what is one other way in which the body excretes waste?
Sweating
500
Through which system does your blood take in oxygen from the air?
the respiratory system
500
This system allows you to see, hear, feel, taste, think, and move. What is it?
the nervous system
500
When a rabbit needs to run from danger, how are the circulatory, respiratory, skeletal, muscular, and nervous systems put into use?
circulatory system pumps blood to the body, respiratory system allows the rabbit to breath in and out quickly, skeletal system allows the rabbit to stand upright and protect organs, muscular system allows the rabbit to move its legs quickly, and nervous system tells the body to move when it needs to.