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