15 questions
What happens in your body temperature drops below 35 oC?
Hyperthermia
Hypothermia
Hypertonic
Hypotonic
Three ways you body can lose heat
Evaporation of sweat
Warm air exhaled out
Hairs becoming erect
Vasodilation
What happens to the rate of an enzyme reaction when heated up?
Increases
Decreases
Increase and then decreases
decreases and then increases
What happens if your core body rises above 40oC?
Hyperthermia
Hypothermia
Hypertonic
Hypotonic
Which progress produces heat in every living cell?
digestion
respiration
protein synthesis
photosynthesis
How is heat transferred around the body?
Blood
Water
Sweat
Skin
Why is the bodies core temperature 37oC?
Optimum temperature for enzymes
No specific reason
To limit the enzymes rate of reaction
Its not 37oC
Which organ of the body produces the most heat?
The brain
The small intestine
The heart
The liver
The iris adjusting in bright and dim light is called the what?
Iris Adjustment
Iris Reflex
Iris Contraction
Iris Movement
What structure in the eye focuses the light onto the retina
Sclera
Optic Nerve
Lens
Iris
What does MRI stand for?
Magical Rainbow Inducer
Magnification Refractory Index
Magnetic Resonance Imaging
Multiple Record Imaging
What effect will caffeine have on reaction time?
Increase Reaction Time
Decrease Reaction Time
No Effect
What is the correct neural pathway?
Sensory Neurones - Relay Neurones - Motor Neurones
Motor Neurones - Relay Neurones - Motor Neurones
Sensory Neurones - Relay Neurones - Multiple Neurones
Sensory Neurones - Motor Neurones
What joins neurones together?
Synpases
The are physically attached
Radio signals
CNS
What is homeostasis?
The maintenance of a constant internal environment
The maintenance of a constant external environment
The maintenance of an inconstant internal environment
Negative feedback