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
Why are invasive species a threat to biodiversity
lianna [129]

Invasive species cause more damage than some pollutants. Almost half of the native species in America are endangered because of invasive species. Compared to other threats to biodiversity, invasive introduced species rank second only to habitat destruction, such as forest clearing.

3 0
3 years ago
Read 2 more answers
As the amount of sunlight we see reflected increases, it is called:
yaroslaw [1]
As the amount of sunlight we see reflected increases, it is called WAXING.
3 0
3 years ago
Which of the following is not true for atoms?
scZoUnD [109]
C. They are able to be divided by a chemical reaction.
3 0
3 years ago
Read 2 more answers
The large leaves of ferns show multiple venation what is it spores rhizomes or fronds
Mamont248 [21]
The answer is fronds
3 0
3 years ago
How many protons does an element have?
Agata [3.3K]
This is determined by its atomic number. The atomic number of an element determines its protons. So for example....

The atomic number of Boron is 5, therefore....the protons are 5.
3 0
3 years ago
Read 2 more answers
Other questions:
  • Which term describes the chromosomal abnormality of having extra chromosomes?
    11·2 answers
  • Which of the species you germinated was monocot? Whcih on was a dicot
    11·1 answer
  • True or false. Animal cells have both cell membrane and a cell wall.
    6·2 answers
  • An insect eats a leaf.     Explain how the insect depends on the sun for energy.
    9·2 answers
  • Explain how a octopus body plan and anatomy enables it to perform the essential functions it needs to survive?
    8·1 answer
  • Explain how the composition of the mantle is important to plate tectonics
    9·1 answer
  • In the development of the cell theory, Schleiden and Schwann did not study prokaryotes. Why might this have limited their unders
    10·2 answers
  • Simple epithelia have more layers for protection, whereas stratified epithelia allow materials to move across them and are less
    8·1 answer
  • After reading the paragraphs below, answer the questions that follow. Bloom syndrome is a rare disease characterized by growth d
    11·1 answer
  • If each parent is a purebred, brown-eyed person, what is the probability of having a brown-eyed child.
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!