GMS 6440 PS4 Solutions 2026 – Step-by-Step
Answers & Detailed Explanations
T/F Hormones produce physiological actions by binding to receptors at their target cells/tissues -
correct answers -True
T/F There are specific receptors for each hormone - correct answers -True
T/F Recpetors for peptide hormones are always on the inside (cytoplasm; nucleus) of target cells -
correct answers -False
T/F GPCR are also known as seven trans-membrane (7TM) receptors - correct answers -True
T/F Gaq proteins couple to adenylyl cyclase - correct answers -False
T/F Activation of inotropic receptors result in an ion (Ca2+; Na+) moving into the target cell through a
channel in the receptor - correct answers -True
T/F Inotrpoic receptors signal via G proteins - correct answers -False
T/F Receptor guanylyl cyclases are on type of catalytic receptor - correct answers -True
T/F Receptors for thryroid hormone and steroids are always on the surface (cell membrane) of target
cells - correct answers -False
T/F Dimerization is important for some catalytic receptors, but never for steroid hormone receptors -
correct answers -False
Answers & Detailed Explanations
T/F Hormones produce physiological actions by binding to receptors at their target cells/tissues -
correct answers -True
T/F There are specific receptors for each hormone - correct answers -True
T/F Recpetors for peptide hormones are always on the inside (cytoplasm; nucleus) of target cells -
correct answers -False
T/F GPCR are also known as seven trans-membrane (7TM) receptors - correct answers -True
T/F Gaq proteins couple to adenylyl cyclase - correct answers -False
T/F Activation of inotropic receptors result in an ion (Ca2+; Na+) moving into the target cell through a
channel in the receptor - correct answers -True
T/F Inotrpoic receptors signal via G proteins - correct answers -False
T/F Receptor guanylyl cyclases are on type of catalytic receptor - correct answers -True
T/F Receptors for thryroid hormone and steroids are always on the surface (cell membrane) of target
cells - correct answers -False
T/F Dimerization is important for some catalytic receptors, but never for steroid hormone receptors -
correct answers -False
