Homeostasis Question Preview (ID: 14510)


Keystone Prep, Module 1, Anchor 4.[print questions]

aids in homeostasis by providing the main transport mechanism for proteins withing the cell
a) endoplasmic reticulum
b) golgi apparatus
c) nucleus
d) cell membrane

The secretion of hormones is an example of a homeostatic feedback loop. The basic function of a feedback loop is to
a) destroy substances
b) end a process
c) create substances
d) regulate a process

how does homeostasis aid in survival of an organism
a) induces hibernation
b) promotes growth
c) regulates body temperature
d) helps locate food

helps maintain cellular homeostasis by modifying, sorting, and packaging proteins to transport
a) endoplasmic reticulum
b) golgi apparatus
c) nucleus
d) cell membrane

Cells can function
a) only in a narrow range of temperatures and pHs
b) at any temperature and pH
c) in a wide range of temperatures and pHs
d) in rapidly changing temperatures and pHs

All cells have a protective barrier that is formed of proteins and a lipid bilayer called the
a) cell wall
b) nuclear envelope
c) cell membrane
d) cytoplasm

The human respiratory system helps maintain homeostasis by
a) transporting oxygen to other organ systems
b) regulating hormone levels
c) regulating oxgen levels
d) removing solid wastes

Homeostasis is classified under which of the following?
a) cell regulation
b) cell respiration
c) photosynthesis
d) transcription

Homeostasis maintains a relatively constant internal environment. This constant state can be challenged by
a) elevated blood pH
b) extreme temperature
c) low blood sugar levels
d) all of these

Which is NOT a homeostatic mechanism?
a) oxygen regulation
b) thermoregulation
c) water regulation
d) hormonal regulation

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