Respiratory System
The main function of the respiratory system is:
To breathe in oxygen and breathe out carbon dioxide
Mention its main functions
Intake and initial digestion of food, and the formation of speech.
The amount of energy needed to maintain daily physical activities as well as good overall health is called
Energy requirement
Describe the pH scale
Is a scale of acidity from 0 to 14. It tells how acidic or alkaline (basic) a substance is.
Chemical symbol for water
H2O
If the nasal cavity and the pharynx are invaded and irritated by foreign particles the body will ...
Sneeze
Chief structure of the mouth
Teeth
What is the BMR
Basal Metabolic Rate - The number of calories you burn as your body performs basic (basal) life-sustaining functions.
pH can only be measured in _________ solutions
water-based solutions
This artist painted the Mona Lisa
Leonardo DaVinci
Is the movement of air through the conducting passages between the atmosphere and the lungs.
Ventilation
Most humans have ___ teeth
32 teeth
What is nutritional value?
The measure of how well a food or diet supports the body's needs for nutrients (carbs, proteins, lipids)
What is a pH indicator?
Is a substance which will change color depending on the pH of the solution it is mixed with.
This invention by Alexander Graham Bell was patented in 1876
Telephone
The breathing center is found at the
Medulla Oblongata
Hardest structure in the human body
Enamel
Mention 5 life-sustaining functions of your body
Give an example of a pH indicator
Litmus paper or Red Cabbage
What movie character says, “To infinity ... and beyond!”
Buzz Light Year
Name the cellular respiration equation
C6H12O6 + 6O2 → 6CO2 + 6H2O + Energy (as ATP)
Describe the teeth structure
Crown, Neck, Root
Describe a balanced meal for a 14-year-old gymnast
Carbs, Proteins, Veggies etc.
What does pH stands for?
The p stands for the German potenz, meaning power or concentration, and the H for the hydrogen ion (H+).
What is the only planet in our solar system to rotate clockwise on its axis?
Venus