1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
andreev551 [17]
3 years ago
12

Pacemaker cells are located in the ______________; Contractile cells are located in the______________.

Biology
2 answers:
Westkost [7]3 years ago
7 0

Answer:

Explanation:

Pacemaker Cells. Cardiac pacemaker cells are mostly found in the sinoatrial (SA) node, which is situated in the upper part of the wall of the right atrium. These cells have natural automaticity, meaning they can generate impulses themselves.

The autorhythmic cells are located in these areas: Sinoatrial (SA), or sinus, node. Atrioventricular (AV) node. Atrioventricular (AV) bundle (also sometimes called the bundle of His)

Sati [7]3 years ago
5 0

Answer:

Pacemaker cells are located in the <u>sinoatrial node.</u>

Contractile cells are located in the <u>Heart</u>

Explanation:

You might be interested in
Describe how heat is generated using one renewable resource such as wind, water, or the Sun.
Ronch [10]

Answer:

Renewable Resources

Geothermal power is a form of renewable energy created by powering electrical generators with the heat of the earth and naturally occurring subterranean hot water reservoir

8 0
3 years ago
Read 2 more answers
3The graph below shows rate of reaction data for 2 different enzymes. One of these enzymes are
docker41 [41]
The protease enzyme pepsin is found in the stomach and has a highly acidic PH of just 2, so the line would be at PH 2, so lower down than amylase which has a PH 7 :)
4 0
2 years ago
Why fresh water protozoa bear contractile vacuole?
Lerok [7]

Answer:

It lacks a wall thus use the contractile vacuole to collect and expel excess water from the cell.

Explanation:

  • The contractile vacuole regulates the quantity of water inside a cell through a process known as osmoregulation.Osmosis constantly drives water in the cell since it is enclosed by a semipermeable membrane that can not keep the water out thus it is needed to prevent rupturing of the cell due to excess water in the cell.
4 0
3 years ago
How does caffeine reach the brain after someone drinks a cup of coffee or tea? In your answer, be sure to identify the systems i
Marina86 [1]

Answer:

When we drink coffee, caffeine binds to our brain's adenosine receptors, preventing the chemical from binding with the receptors and making us tired. For those of us who regularly drink coffee in copious amounts, our brains develop more adenosine receptors, so it takes more coffee to keep us awake.

4 0
3 years ago
Read 2 more answers
Chata suffered a rather severe injury to her brain as the result of a bike accident. Now she can no longer remember things that
BARSIC [14]

Chata would be BEST described as suffering from Retrograde Amnesia. Retrograde Amnesia is a type of memory loss which happens after an injury, also retrograde amnesia can be either temporary, permanent, or ends up getting worse over time. Something interesting about Retrograde Amnesia, is that you may lose your memories, but if you have a skill like drawing or playing the piano, you will still remember how to do those.

3 0
3 years ago
Read 2 more answers
Other questions:
  • Which of the following is not a contributing factor to the declining Atlantic cod population?
    9·1 answer
  • If the dna double helix in salmon contains 22% guanine, what is the percent of cytosine, thymine and adenine? express your answe
    8·1 answer
  • How does the reproductive system maintain homeostasis?
    8·1 answer
  • Identify three problems that can result from poor soil management and suggest ways to prevent or remedy poor soil management
    13·2 answers
  • what is the name of the process where the RNA code is changed into an amigo acid sequence and where in the cell does this proces
    13·1 answer
  • An old house was torn down. Small plants and grasses grew in a vacant lot. Over the next few years, bushes and tree seedlings be
    6·1 answer
  • Wheat has flowers similar to those in Fig. 5.1, but reproduces by self-pollination. Explain the consequences of self-pollination
    12·1 answer
  • Please hurry
    6·2 answers
  • 1. what would most likely happen to the lynx population if the rabbit population decreases?
    12·1 answer
  • All of the following drugs will lead to physical dependence except;
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!