BIO 169 Exam 1 Questions With Correct
Answers
What type of hormone can cross the plasma membrane to bind to a receptor in the cytosol or
nucleus? - answerHydrophobic hormones
ADH (antidiuretic hormone) is secreted in response to: - answerIncreased solute
concentration of the body fluids
Urine...
BRIGHTSTARS EXAM STUDY SOLUTIONS 8/15/2024 2:05 PM
BIO 169 Exam 1 Questions With Correct
Answers
What type of hormone can cross the plasma membrane to bind to a receptor in the cytosol or
nucleus? - answer✔✔Hydrophobic hormones
ADH (antidiuretic hormone) is secreted in response to: - answer✔✔Increased solute
concentration of the body fluids
Urine volume ____ when ADH (antidiuretic hormone) secretion decreases. -
answer✔✔Increases
What is the function of thymosin? - answer✔✔Development and maturation of the immune
system
Blood chemistry changes are examples of _____ stimuli, whereas sympathetic nervous system
impulses are examples of _____ stimuli for hormone release. - answer✔✔Humoral; neural
Which of the following statements concerning the pancreas is true? - answer✔✔Both glucagon
and insulin are produced in the islets of Langerhans
Upon binding to a receptor to form a hormone-receptor complex, steroid hormones may cause: -
answer✔✔An increase in protein synthesis
Up-regulation: - answer✔✔Produces an increase in the sensitivity of the target cell by adding
more receptors
This hormone is secreted when blood calcium levels become elevated: - answer✔✔Calcitonin
All of the following are characteristics of hormones except: - answer✔✔Hormones intereact with
any cells in contact with bloodstream
High blood glucose levels can cause an increased secretion of: - answer✔✔Insulin
Parathyroid hormone is released when blood calcium levels decrease. This is an example of
control by _____ stimuli. - answer✔✔Humoral
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