Digestive System
Here is where food is broken down by the teeth, and mixed with saliva.
Mouth
The excretory system removes excess _____ and _____ from our bodies.
water and waste
The Circulatory System takes ______ into all parts of the body.
blood
Our respiratory system takes in ______ and expels _____.
oxygen/carbon dioxide
Our muscles need nutrients from the food we eat. What do nutrients help us do?
Nutrients help us grow, give us energy and keep us alive.
Our digestive system breaks down food into small particles called _______.
nutrients
When blood goes through here, excess water and waste products are dropped off and made into urine.
Kidneys
Each time the heart pumps blood around the body it is called a ______.
heartbeat
The nose has....
A. two nostrils
B. one nostril
C. no nostrils
A. two nostrils
When we breath in, our chest gets....
A. bigger
B. smaller
C. stays the same
A. bigger
Digestion takes place mainly in the....
A. Large Intestine
B. Small Intestine
C. Mouth
B. Small Intestine
Urine passes through this tube to to leave the body.
Urethra
The heart pumps blood in...
A. a two-way direction around our body
B. a one-way direction around our body
C. in no direction around our body.
B. a one-way direction around our body
True or False: The trachea divides into three tubes that go into the lungs.
False: The trachea divides into TWO tubes that go into the lungs.
When a foreign body enters our body through the nostrils, we....
A. burp
B. cough
C. sneeze
C. sneeze
What is the name of the substance in the stomach that helps make the food into a thick liquid?
A. Gastric Juices
B. Gastric Acids
C. Gastric Liquids
A. Gastric Juices
What sends a message to our brains when it is full?
Bladder- when it is full of urine, it sends a signal to the brain.
Blood carries oxygen and nutrients to all parts of the body, as well as collects ______ ______ to be expelled.
waste products
The diaphragm is a muscle below our lungs. When we breath in and out, this muscle....
A. contracts
B. extracts
C. rotates
A. contracts
True or False: In our lungs, the air goes in our alveoli, which are surrounded by blood caterpillars.
False! The air does enter through the alveoli, but the correct term for the blood vessels surrounding the alveoli are "capillaries."
What 3 things are small enough to pass into the blood stream without being digested?
Water, Minerals and Vitamins.
What are at least 2 of the 4 parts of the excretory system?
Kidneys
Urethra
Ureters
Bladder
Blood enters the _____ side of the heart through _____.
right side/veins
Our respiratory system is made up of 4 things... please name 2.
Nostrils
Trachea
Bronchi
Two Lungs
On average, how many times a minute does our heart beat?
60 to 100 times a minute.