Homeostasis
When the body’s internal conditions are balance
homeostasis
What are two compounds we need to create energy that we use?
Oxygen and Food glucose
Acclimation versus acclimatization
one is adapting to artificial environmental conditions and the other is natural environmental conditions respectively
What is necessary to be delivered using the blood stream
cells, nutrients, hormones, electrolytes, oxygen and carbon dioxide
What gas do plants absorb from the atmosphere during photosynthesis?
Carbon dioxide
The event or action that occurs as a result of a cause
response
Name at least two ways to measure body temperature
thermometer, ear thermistor, rectal probe, gastrointestinal radio pill
A person with mild hypothermia has a body temperature of...
34-35 degrees Celsius
What are the four chambers of the heart
right and left atrium and ventricles
Which continent is both a country and an island?
Australia
The thing that causes a reaction or change
stimuli
Too much heat production and too little heat loss leads to...
hyperthermia
What does the wind chill index measure
The relationship between wind speeds and temperature and how long it takes for a person to reach frostbite.
This is the pacemaker of the heart and it can exclusively cause the heart to beat
SA node
Which 1994 film features the quote, “Life is like a box of chocolates”?
Forrest Gump
Example of negative feedback
answers vary
Relies on the cardiovascular, muscular, nervous and integumentary systems working together to maintain a core body temperature of 37+-1 degree celsius
Adaptations to exercise that can improve exercise performance in hot environments:
increased plasma volume, early onset of sweat, a more dilute sweat composition, reduced rate of muscle glycogen use, and decreased psychological perception of effort
What are the valves used for in the heart?
no backward flow of blood
Who painted the ceiling of the Sistine Chapel?
Michelangelo
Example of positive feedback
Answers vary
How does non-shivering thermogenesis work...
the sympathetic nervous system stimulates increased metabolism and increasing the metabolic rate increases heat production.
Explain vasoconstriction and vasodilation
vasoconstriction - narrowing of blood vessels to conserve heat.
Vasodilation - dilating of blood vessels to release heat.
The two systems that make the heart beat faster and slower
sympathetic and parasympathetic respectively
We’re going on a trip in our favorite...
Rocketship