Question

What is the significance of atrio-ventricular node and atrio-ventricular bundle
in the functioning of heart?

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Biology

Human Anatomy

Related Biology Q&A

Find answers to questions asked by students like you.

Q: Mention the name and role of hormones which are involved in regulation of gamete formation in human ...

A: The reproduction can be defined as the process through which the living organisms produce new offspr...

Q: How is transcription different in bacteria and eukaryotes? How is it similar?

A: Transcription is the first of several steps of DNA based gene expression in which a particular segme...

Q: Heart failure occurs when   a. the cardiac output is 15 liters per minute when you are watchin...

A: A heart failure means that the heart muscle doesn't actually  pump as much blood as per  body requir...

Q: Mechanisms of catalysis: 2.3 Covalent catalysis  summary + example

A: Enzymes are macromolecular biological catalysts that accelerate chemical reactions. The molecules th...

Q: Which process takes place in yeast during fermentation?

A: Yeast is a unicellular eukaryotic organism that is classified under the kingdom fungi. They have a c...

Q: name the enzyme contained by saliva.

A: Certain organs and glands of the digestive system secrete digestive enzymes. These enzymes perform t...

Q: define stomata.

A: Plants are autotrophic organisms. They fix the atmospheric carbon dioxide into glucose by the proces...

Q: An individual heterozygous for a reciprocal translocation possesses the following chromosomes: A B •...

A: Translocation is caused Due to separation of a chromosome segment and its union to a non-homologous ...

Q: Please note these are all one question group and should be answered as such!   Which of the followin...

A: The peripheral nervous system(PNS) is composed of nerves that connect the peripheral organs to the c...

Q: Biology Question

A: Cells continuously replace membranes, enzymes, organelles, and structural proteins as well as perfor...

Q: Describe the different classes of DNA sequence variation that exist in eukaryotes.

A: Deoxyribonucleic acid (DNA) is the hereditary material that carries genetic information. In the case...

Q: Silent mutations that occur in DNA are quite common in living cells and usually involve no effects o...

A: Hi! Thanks for the questions. As you have posted multiple questions, I will be answering the first t...

Q: Which of the following hormones would bind a receptor on the exterior surface of its target cell? A....

A: Receptors are usually proteins , which are present on the cell membrane, which binds to the ligand a...

Q: What does the walls of alveoli contains?

A: The lungs are a pair of breathing organs located with the chest, which remove carbon dioxide from an...

Q: Hypertension is a medical condition that can develop during pregnancy. What roles can nutrition play...

A: Hypertension is a complication observed in around 6 to 8% of pregnant women. It can lead to signific...

Q: Muscles of the Lower LimbUse the key terms to respond to the descriptions below. (Some terms may be ...

A: The movement of hip , knee and foot joints are facilitated by the Muscles of lower limbs. Pelvis gir...

Q: What are calyces?

A: Human kidney are mesodermal in origin. They are situated in the abdominal cavity on either side of t...

Q: What is menstruation? What are the specific actions of FSH, LH, estrogen &progesterone in menstr...

A: The reproductive system is involved in sexual reproduction. The male and female reproductive systems...

Q: How can phylogenetics be used to reconstruct the evolutionary history of specific traits in a group ...

A: Phylogeny is the study of relationships among different groups of organisms and their evolutionary d...

Q: Identification of the active site of an enzyme: 1.6 The effect of changing pH summary

A: Enzymes are biological catalysts that carry out the essential biochemical reactions without particip...

Q: What is the function of a tendon?  To link bones to bones  To link muscles to bones To link muscles...

A: The connective tissue proper is a type of connective tissue which have jelly-like matrix. This matri...

Q: what id the detection analysis of ozone?

A: Ozone, a colorless powerful oxidizing agent is a molecule containing three oxygen atoms (O3) which m...

Q: Why was the discovery of DNA structure so important?

A: DNA is the genetic material that carries genetic information in the form of coded nucleotide sequenc...

Q: WHAT IF? Suppose that an invasive fungus killed most individuals ofMytilus at these sites. Predict h...

A: Sea star Pisaster is a predator of mussels like Mytilus californianus. The Mytilus species is a stro...

Q: Silent mutations that occur in DNA are quite common in living cells and usually involve no effects o...

A: Answer 1)  Silent mutations are DNA mutations that do not result in a change to the amino acid seque...

Q: What factor might potentially determine the length of the flanking direct repeats that are produced ...

A: Flanking or terminal repeats are the sequences DNA that are repeated on the both ends of a sequence ...

Q: which of the following would diffuse across the membrane of its target cell? a. epinephrine b. oxyto...

A: The plasma membrane of a cell is composed of the lipid bilayer. The interior of the plasma membrane ...

Q: Primary cutaneous hyperalgesia :-a- develops in the normal skin region around the area of flareb- is...

A: Different types of nerve fibers innervate different sensory receptors. The type Ia, Ib, and II senso...

Q: The recombination frequency between genes a and b is 20%. What is the frequency of crossing over bet...

A: Recombination frequency is used in gene mapping, which is used to measure the genetic linkage. Genet...

Q: describe how blood levels of CRH, ACTH, and cortisol can be used to figure out which organ is malfun...

A: Adrenocorticotropic hormone (ACTH) is a hormone produced in the anterior, or front, the pituitary gl...

Q: Where do plants get each of the raw materials required for photosynthesis?

A: Photosynthesis is a process through which chlorophyll-containing organisms can absorb solar energy a...

Q: What is uniparental disomy and how does it arise?

A: In molecular biology, central dogma represents the specific flow of genetic information via replicat...

Q: Question 5

A: The principle that demonstrates the constant value of the genotypic frequency in every succeeding ge...

Q: What are the three major pathways of information flow within the cell?

A: A cell is the basic building block of the body. Cell has nucleus and it is called the brain of the c...

Q: What is the difference between plasma membrane and cell wall?

A: A cell is the structural and functional working unit of life and also been described as building blo...

Q: Compare the roles of general transcription factors and transcriptional activator proteins.

A: The central dogma involves the transfer of information from DNA to RNA and then to the proteins. Gen...