What causes the release of neurotransmitter when bitter taste has stimulated a taste cell?
A. Opening of extracellular Ca2+ channels
B. Release of Ca2+ from endoplasmic reticulum
C. Closing Na+ channels
D. Closing K+ channels
Answer: B
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Another name for pain receptors is
A) tactile corpuscles. B) mechanoreceptors. C) lamellated corpuscles. D) nociceptors.
During osmosis, water moves toward the solution with the ________ solute concentration.
A. greater B. lesser
A patient who experienced head trauma has lost the ability to taste spicy food. You should expect damage to cranial nerve
A) VII. B) III. C) IX. D) V. E) XII.
Cysts on the kidney can press upon nephrons, raising the pressure inside the nephrons. How will this affect glomerular filtration rate and blood pressure?
A) GFR increases and blood pressure increases B) GFR decreases and blood pressure increases C) GFR increases and blood pressure decreases D) GFR decreases and blood pressure decreases