PSIO 303 Exam 3 Quiz Questions with Correct Answers
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Course
Practice Tests 2024
Institution
Practice Tests 2024
PSIO 303 Exam 3 Quiz Questions with
Correct Answers
When it comes to essential hypertension in Metabolic Syndrome, it is suggested that __________ and
__________ may be responsible for the development of this core component by increasing central
sympathetic outflow, causing peripheral vasoconst...
T/F: Reactive oxygen species cause cellular dysfunction and do not play a role in normal growth and
metabolism. - ANSWER✔✔-False
T/F: Glucose that enters the bloodstream from the intestines is first processed and detected by the
pancreas. - ANSWER✔✔-False
T/F: Release of adiponectin from fat cells would promote the development of cardiovascular associated
defects and impairments in Metabolic Syndrome. - ANSWER✔✔-False
Enzymes which remove phosphates from cellular proteins are called __________, whereas enzymes
which add phosphates to cellular proteins are called __________. - ANSWER✔✔-Phosphatases; kinases
T/F: A chemical messenger secreted by one cell and acting on the same cell in the same tissue is an
example of paracrine communication. - ANSWER✔✔-False
T/F: Phosphorylation events become less common throughout the subsequent stages of cellular signal
transduction. - ANSWER✔✔-False
Which mechanism of cell-cell communication is illustrated by the figure below? - ANSWER✔✔-Autocrine
Which of the following statements regarding signal transduction is FALSE?
- Signal transduction relies exclusively on cell surface receptors in order to change cellular behavior.
- Phosphorylation of proteins is a critical (and quite common) component of signal transduction in cells.
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