This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The membrane of a retinal photoreceptor is ________ in the dark, whereas exposure to light ________ ... (Read 26 times)

Pea0909berry

  • Hero Member
  • *****
  • Posts: 573
on: Jun 22, 2018
The membrane of a retinal photoreceptor is ________ in the dark, whereas exposure to light ________ the membrane.
 
  a. depolarized; further depolarizes
  b. hyperpolarized; inactivates
  c. inactive; depolarizes
  d. hyperpolarized; further hyperpolarizes
  e. depolarized; hyperpolarizes

Question 2

The cell membrane of a retinal photoreceptor contains sodium channels that at rest (in the dark) are normally ________ and have a resting potential that is ________ compared to other neurons.
 
  a. open; hyperpolarized
  b. open; depolarized
  c. closed; hyperpolarized
  d. closed; depolarized
  e. inactivated; normal


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

wshriver

  • Sr. Member
  • ****
  • Posts: 318
Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: e. depolarized; hyperpolarizes

Answer to Question 2

Answer: b. open; depolarized


Pea0909berry

  • Member
  • Posts: 573
Reply 2 on: Jun 22, 2018
YES! Correct, THANKS for helping me on my review

ultraflyy23

  • Member
  • Posts: 312
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Parallel Light Rays from Distant Objects Parallel Light Rays from Distant Objects
Drug tolerance: A shift in the dose-response curve to the right as a result of exposure to the drug. Drug tolerance: A shift in the dose-response curve to the right as a result of exposure to the drug.
Cell Membrane Cell Membrane
A very light ideal spring stretches by when it is used to hang a 135-N object. What is the ... A very light ideal spring stretches by when it is used to hang a 135-N object. What is the ...
Light-independent reactions in C4 plants Light-independent reactions in C4 plants
Video: How do the different types of chromatography work? (No Audio)

For a complete list of videos, visit our video library

Connection Problems

Connection Problems

Sorry, SMF was unable to connect to the database. This may be caused by the server being busy. Please try again later.