Once the stimulus alters the receptor on the cell's membrane, what happens next?
A) A second messenger is activated on the inside of the cell.
B) The membrane permeability is altered.
C) Ion channels open, allowing ions to enter or exit.
D) Any of these actions could happen next.
D) Any of these actions could happen next.
You might also like to view...
It would be appropriate to insert a nasopharyngeal airway in patients who:
A) are unresponsive with multiple facial bone fractures. B) have an altered mental status with an intact gag reflex. C) are semiconscious with active vomiting and cyanosis. D) have CSF leakage from the nose and are semiconscious.
The pharyngotympanic (auditory) tube links the middle ear cavity with the throat
Indicate whether the statement is true or false
The foramen magnum is associated with which cranial bone?
A. Frontal B. Parietal C. Occipital D. Ethmoid E. Sphenoid
A reduction division is one in which
A. the daughter cells receive only half as many chromosomes as the parent cell had. B. the size of chromosomes is reduced from double-stranded to single-stranded. C. one daughter cell is substantially reduced in size compared to the parent cell. D. the chemical reactions of oxidation and reduction take place.