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Homeostasis Review
Test Description: Review of vocab, concepts and processes.
Instructions: Answer all questions to get your test result.
1) Aids in homeostasis by providing the main transport mechanism for proteins within the cell
A
endoplasmic reticulum
B
cell membrane
C
golgi apparatus
D
nucleus
2) The secretion of hormones is an example of a homeostatic feedback loop. The basic function of a feedback loop is to
A
end a process
B
destroy substances
C
create substances
D
regulate a process
3) How does homeostasis aid in survival of an organism?
A
promotes growth
B
induces hibernation
C
helps locate food
D
regulates body temperature
4) Helps maintain cellular homeostasis by modifying, sorting, and packaging proteins to transport
A
Nucleus
B
ER
C
cell membrane
D
Golgi apparatus
5) All cells have a protective barrier that is formed of proteins and a lipid bilayer called the
A
cell membrane
B
cell wall
C
nuclear envelope
D
cytoplasm
6) The human respiratory system helps maintain homeostasis by
A
removing solid wastes
B
regulating hormone levels
C
transporting oxygen to other organ systems
D
regulating oxygen levels
7) Homeostasis is classified under which of the following?
A
cell regulation
B
cell respiration
C
photosynthesis
D
transcription
8) Homeostasis maintains a relatively constant internal environment. This constant state can be challenged by
A
extreme temperature
B
all of these
C
low blood sugar levels
D
elevated blood pH
9) Which is NOT a homeostatic mechanism?
A
thermoregulation
B
osmoregulation
C
hormoregulation
D
oxygen regulation
10) Helps the body get back into balance
A
positive feedback
B
neutral feedback
C
negative feedback
D
childbirth
11) System that has glands and produces hormones
A
respiratory
B
endocrine
C
nervous
D
digestive
12) Positive feedback loop that results in going back to homeostasis
A
hemorrhaging
B
panic attack
C
injury
D
childbirth
13) Negative feedback loop that regulates the body's temperature
A
hormoregulation
B
osmoregulation
C
thermoregulation
D
chemoregulation
14) Negative feedback loop that regulates the body's gases
A
thermoregulation
B
hormoregulation
C
chemoregulation
D
osmoregulation
15) Negative feedback loop that regulates the body's water and ion levels
A
thermoregulation
B
chemoregulation
C
osmoregulation
D
hormoregulation
16) Body part that sense a change in homeostasis
A
receptor
B
control center
C
effector
D
receiver
17) Body part, system or organ that responds to the brain and makes the change happen
A
hormone
B
control center
C
receptor
D
effector
18) Chemical involved with blood sugar
A
oxygen
B
carbon dioxide
C
glucose
D
sucrose
19) inhalation brings in
A
carbon dioxide
B
oxygen
C
ions
D
glucose
20) Body's reaction to being hot
A
sweat
B
death
C
eating
D
shiver
*select an answer for all questions
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