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
olasank [31]
4 years ago
11

In the past, an irregular heart rhythm was treated by using a drug to help regulate the beat. There is a treatment that can also

regulate heart rhythms that has replaced drugs in some cases. What is that treatment?
A. pacemaker

B. angioplasty

C. clot-dissolving drugs

D. myocardial infarction
Biology
2 answers:
ANEK [815]4 years ago
5 0

The pacemakers are implants that are used for the regulation of heartbeats (correction of irregular heartbeats).

It is a small device, implanted (minor surgical procedure) just under the skin of the chest, that sends electrical impulses to the heart muscle to maintain a suitable heart rate and rhythm.

 

The pacemaker has two parts:

<span>·         </span>the leads which are threaded through the veins into the heart and implanted into the heart muscle. They send impulses from the pulse generator to the heart muscle. There can be one or more leads depending on the type of the heart problem

<span>·         </span>a pulse generator which contains the battery and a tiny computer and resides just under the skin of the chest.

<span>Each impulse causes the heart to contract. A pacemaker may also be used to treat different heart issues such as fainting spells (syncope), congestive heart failure, and hypertrophic cardiomyopathy.</span>

siniylev [52]4 years ago
5 0
<span>Despite the fact that prescription drugs were used in the past to treat irregular heart rhythm, advances in medical science now allow the pacemaker to be implemented into the heart in order to more safely regulate heart rhythms for those with irregular beats.</span>
You might be interested in
Explain how circulation is affected by space travel
Neporo4naja [7]
On Earth, we all know gravity affects everything around us. ... There's no gravity to pull blood into the lower part of the body. Instead, blood goes to the chest and head, causing astronauts to have puffy faces and bulging blood vessels in their necks.
3 0
4 years ago
Read 2 more answers
The enzyme carbonic anhydrase is a protein that binds to two small molecules: water and carbon dioxide. By holding the two molec
OLEGan [10]

Answer:

Chemical groups on the surface of the enzyme reduce the reaction's ... 100,000 carbon dioxide and water molecules into carbonic acid every second but ... What fraction of energy available in the chemical bonds of glucose actually ... The resulting three carbon molecule, lactic acid, builds up as a waste product inside cells.

8 0
4 years ago
What is one benefit of mapping the human genome?
AVprozaik [17]
Your answer is <span>a. locating the chromosomal abnormalities that cause disease.

Hope this helps :)
If need more help with anyother questions then feel free to ask me:D</span>
8 0
3 years ago
Read 2 more answers
Match the organisms below with the following descriptions:Insects, Mollusca, Bryophyta, Aves, Mammalia, Arachnida1. six legs and
Dimas [21]

Answer:

Organisms of all classes are matched as follows-

Explanation:

Insects-  Insects are a group in phylum arthropoda. They are having 6 legs and their body is devided into 3 parts- head thorax and abdomen.

Mollusca-  Second largest  phylum of invertebrates. These are mostly marine some live on land also. They have soft body with hard calcium carbonate shell known as mantle.

Bryophyta-  These are nonvascular plants. They dont have vascular system.They don't produce flowers or pollen. They reproduce by spores. Example- mosses

Aves- This is class of birds. Their charactersticks are beaks, toothless jaws,feathers and laying eggs.

Mammalia-  These are vertebrates animals class. They give birth to their young ones, female are  having well developed mammary glands to produce milk for young ones.  

Arachnida-  This is a class of invertebrates. It includes scorpion, spider. They are 8 legged creatures. Body has two parts.

7 0
3 years ago
The primary food for Adelie penguins is
Darya [45]
I think the answer is krill
3 0
3 years ago
Read 2 more answers
Other questions:
  • Name the two main method of of sowing seeds in the nursery​
    15·1 answer
  • How does global warming affect the strength of these storms?
    10·2 answers
  • Flatworms, crabs , and starfish may all be classified as​
    6·2 answers
  • Which of the following factors combine to move water perpendicular to wind direction and causes water to spiral beneath the wate
    7·1 answer
  • A climatograph can show the average monthly precipitation and the average monthly temperature in a region. Together,
    13·1 answer
  • Draw and label a diagram showing the<br> three population dispersion patterns.
    14·1 answer
  • The first genetic material on earth was probably ________.
    8·1 answer
  • What is DNA's most understood function?
    5·1 answer
  • How does lightning interact with atmosphere&amp;biosphere?
    8·1 answer
  • How are similarities and differences in characteristics of organisms important in the application of taxonomy
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!