Digestive System
Where does food enter first in the human body?
Mouth
Where does air first enter in the human body?
Nose & Mouth
What is the main organ involved in the Circulatory System?
What is homeostasis?
The ability of a living organism to keep its internal environment stable and balanced.
Where are nutrients absorbed in the body?
Small Intestine
What type of gas leaves the when exhaling?
Carbon Dioxide (CO2)
What type of blood vessel carries blood away from the heart?
Arteries
What does your body do to lower body temperature?
Sweat glands release fluid onto your skin.
What is the purpose of the epiglottis?
Stops food and drinks from going into the windpipe.
What is another name for the voice box?
a) Larynx
b) Pharynx
c) Epiglottis
d) Trachea
a)
Larynx
Where does deoxygenated blood travel through?
Veins
What happens to your oxygen levels at high altitudes?
Blood oxygen levels decrease.
What is the purpose of salivary glands in the mouth?
To help break down food and aid digestion.
What is another name for the windpipe?
What is the purpose of valves?
To prevent backflow (stop blood from going backwards)
Organ systems are _______ because they rely on one another.
Interdependent
What type of acid is found in the stomach to aid digestion?
Stomach Acid (Hydrochlouric Acid)
What type of tissue is the mouth lined with?
Epithelial tissue
What is diffusion?
The natural movement of particles from an area of high concentration to an area of low concentration until they are evenly spread out.
Name 2 examples of conditions the body regulates to maintain homeostasis.
Body Temperature
Blood glucose level
pH
Water intake
Oxygen amounts