Acetylcholine is a signaling molecule that elicits responses from heart muscle cells, salivary gland cells, and skeletal muscle cells.Which of the following statements is FALSE?
A) Heart muscle cells decrease their rate and force of contraction when they receive acetylcholine, whereas skeletal muscle cells contract.
B) Heart muscle cells, salivary gland cells, and skeletal muscle cells all express an acetylcholine receptor that belongs to the transmitter-gated ion channel family.
C) Active acetylcholine receptors on salivary gland cells and heart muscle cells activate different intracellular signaling pathways.
D) Heart muscle cells, salivary gland cells, and skeletal muscle cells all respond to acetylcholine within minutes of receiving the signal.
Correct Answer:
Verified
Q7: You are interested in how cyclic-AMP-dependent protein
Q8: Which of the following statements about molecular
Q9: Which of the following statements is TRUE?
A)Extracellular
Q10: Adrenaline stimulates glycogen breakdown in skeletal muscle
Q11: Which of the following statements is TRUE?
A)Because
Q13: You are interested in cell-size regulation and
Q14: During nervous-system development in Drosophila, the membrane-bound
Q15: The following happens when a G-protein-coupled receptor
Q16: The length of time a G protein
Q17: Figure 16-20 shows the pathway through which
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents