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

Author Question: A neuron normally fires when A) its sodium-potassium pumps are stimulated. B) there is an EPSP. ... (Read 66 times)

Lobcity

  • Hero Member
  • *****
  • Posts: 524
on: Jun 22, 2018
A neuron normally fires when
 
  A) its sodium-potassium pumps are stimulated.
  B) there is an EPSP.
  C) there is an IPSP.
  D) the degree of depolarization on the axon adjacent to the hillock exceeds the threshold of excitation.
  E) its buttons are stimulated.

Question 2

Action potentials originate at the
 
  A) terminal buttons.
  B) synapses.
  C) axon initial segment, adjacent to the axon hillock
  D) nodes of Ranvier.
  E) nucleus.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

s.meritte

  • Sr. Member
  • ****
  • Posts: 306
Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: D

Answer to Question 2

Answer: C


Lobcity

  • Member
  • Posts: 524
Reply 2 on: Jun 22, 2018
Excellent

Joy Chen

  • Member
  • Posts: 354
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

potassium potassium
Neuron. Neuron.
Renal regulation of sodium and potassium balance. Renal regulation of sodium and potassium balance.
Diagram of a neuron. Diagram of a neuron.
Sensory receptor synapses with first-order sensory neuron Sensory receptor synapses with first-order sensory neuron
How many anions are in 10.0 g of sodium phosphate? How many anions are in 10.0 g of sodium phosphate?
Video: Chemical Buffers - protein buffer, phosphate buffer system and bicarbonate buffer system

For a complete list of videos, visit our video library