Top Posters
Since Sunday
Home Q & A Board Biology-Related Homework Help Anatomy and Physiology
New Topic  
aryannaf aryannaf
wrote...
Go to Answer
Posts: 15
Rep: 0 0
11 years ago Edited: 11 years ago, aryannaf
Part A

Why does the threshold increase when the interval between the stimuli decreases?

a. Potassium is flowing into the cell.
b. Some sodium channels have been inactivated and cannot be reopened immediately.
c. Calcium is flowing out the cell.
d. Sodium is flowing out of the cell.

Part C

When the interval between the stimuli decreases, _______.

a. a second action potential is generated until the interval reaches the absolute refractory period
b. a second action potential is generated until the interval reaches the relative refractory period
c. a second action potential is generated as long as the stimulus is above threshold
d. a second action potential is generated regardless of the stimulus and the interval
 
Source  Mastering A and P
Read 4375 times
1 Reply
Replies
Answer accepted by topic starter
bio_manbio_man
wrote...
#1
Educator
Top Poster
Posts: 33243
Rep: 3442 15
11 years ago
Sign in or Sign up in seconds to unlock everything for free
This verified answer contains over 180 words.
j621w,  derrick4490,  xxtiner,  BRAINP0wer,  hawaiianrush7,  tonttoe

Related Topics
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1251 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Related Images
  
 221
  
 616
  
 195
Your Opinion
Which industry do you think artificial intelligence (AI) will impact the most?
Votes: 352
Previous poll results: Who will win the 2024 president election?