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Introducing new Paper mode
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19 questions
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- Multiple ChoicePlease save your changes before editing any questions.
Which of the following are in the correct order?
organ system, cell, organ, tissue, organism
cell, organ, tissue, organ system, organism
cell, tissue, organelle, organ system, organism
cell, tissue, organ, organ system, organism
- Multiple ChoicePlease save your changes before editing any questions.
Homeostasis mechanisms...
keep everything exactly the same.
usually operate by positive feedback systems.
act to keep the internal environmental conditions outside the normal range
is the ability to maintain a relatively stable internal environment
- Multiple ChoicePlease save your changes before editing any questions.
Which type of feedback system is more common in maintaining homeostasis?
positive
negative
neutral
balanced
- Multiple ChoicePlease save your changes before editing any questions.
What type of feedback system is more dangerous to an organism?
positive
negative
neutral
balanced
- Multiple ChoicePlease save your changes before editing any questions.
This feedback system amplifies a change until a desired outcome is reached.
positive feedback system
negative feedback system
neutral feedback system
self-monitoring feedback system
- Multiple ChoicePlease save your changes before editing any questions.
This is the term used to describe the normal range of a variable in an organism
control center
effector
stimulus
set point
- Multiple ChoicePlease save your changes before editing any questions.
This is the term used to describe a body part that provides the response needed to influence a change.
control center
effector
sensor
set point
- Multiple ChoicePlease save your changes before editing any questions.
It transmits signals to the control center when it detects a change.
control center
effector
response
sensor
- Multiple ChoicePlease save your changes before editing any questions.
The reaction of the effector is called..
response
sensor
stimulus
set point
- Multiple ChoicePlease save your changes before editing any questions.
receives and analyzes information received from the sensors
control center
effector
sensor
response
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A noticeable change in an organism's environment.
control center
response
stimulus
set point
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The feedback system that returns the body back to the normal set point.
positive
negative
neutral
returnable
- Multiple ChoicePlease save your changes before editing any questions.
What type of feedback system is described above?
positive
negative
neutral
leofied
- Multiple ChoicePlease save your changes before editing any questions.
What type of feedback system does the model represent?
positive
negative
neutral
glyogen
- Multiple ChoicePlease save your changes before editing any questions.
What is the stimulus in the model above?
body temperature
increase in body temperature
decrease in body temperature
blood vessels dilating
- Multiple ChoicePlease save your changes before editing any questions.
What is the sensor in the model above?
Hypothalamus
muscles
thermoreceptors
Blood vessels
- Multiple ChoicePlease save your changes before editing any questions.
What is the control center in the model above?
Hypothalamus
muscles
thermoreceptors
Blood vessels
- Multiple ChoicePlease save your changes before editing any questions.
What is an effector in the model above?
Hypothalamus
sweat glands
thermoreceptors
sweating
- Multiple ChoicePlease save your changes before editing any questions.
What is a response (not the result) in the model above?
body temperature increasing
sweat glands
thermoreceptors
sweating