Differences between single-unit and multi-unit muscles, Biology

Assignment Help:

DIFFERENCES BETWEEN SINGLE-UNIT AND MULTI-UNIT SMOOTH MUSCLES

 

 

Single-unit Smooth Muscles

 

Multi-unit Smooth Muscles

1.

They are composed of muscle fibres closely

1.

They are composed of muscle fibres not so

 

joined together.

 

closely joined together.

2.

All the fibres of single smooth muscle

2.

All the fibres of a multiunit muscle contract

 

contract together as a single unit.

 

as separate units.

3.

Muscles of the wall of hollow visceral organs

3.

Muscles of the wall of large blood vessels,

 

(e.g.,  Gastrointestinal tract and urinary

 

arrector pili muscles of skin dermis, ciliar and

 

bladder) are examples of this type of muscles.

 

iris muscles in the eyes are examples of this

 

 

 

type of muscles.


Related Discussions:- Differences between single-unit and multi-unit muscles

Contagious ecthyma, Contagious ecthyma The contagious ecthyma virus is imm...

Contagious ecthyma The contagious ecthyma virus is immunologically distinct from vaccinia, but similar  to the causative agent of pseudo-cow-pox. It belongs to the genus Parapoxvi

Give examples of both aerobic and anaerobic exercises, Give examples of bot...

Give examples of both aerobic and anaerobic exercises Games like foot ball and basket ball, involve  both aerobic and anaerobic exercises. As you are aware, in modern times a n

State about maxillary sinus, Maxillary sinus : It is a pyramidal shaped...

Maxillary sinus : It is a pyramidal shaped large cavity in the body of the maxilla containing many structures of concern during surgery. The sinus is lined by a membrane known

What is an antigen, Q. What is an antigen? Antigen is any substance, in...

Q. What is an antigen? Antigen is any substance, infectious or particle agent recognized as foreign to the body. The contact of the antigen with the body promotes a defense rea

What are restriction enzymes, What are restriction enzymes? How do these en...

What are restriction enzymes? How do these enzymes participate in the recombinant DNA technology? The Restriction enzymes, or restriction endonucleases, are enzymes specialized

What is a test tube and how is it used, What is a test tube and how is it u...

What is a test tube and how is it used? A test tube is a clear, cylindrical glass tube generally open at one end and rounded at the other, used in laboratory experimentation.

Introduction to meat products, Meat products Meat is an important commo...

Meat products Meat is an important commodity in the diet of people in view of its complimentary role in balancing the diet with rich source of amino acids, vitamins and mineral

Consider the evolution of metabolic pathways, Consider the evolution of met...

Consider the evolution of metabolic pathways. Some biologists believe that these pathways evolved from?

Binomial nomenclature, Binomial Nomenclature The modern system of clas...

Binomial Nomenclature The modern system of classification (Binomial nomenclature) accepted by biologists today was proposed in 1758 by the Swedish botanist Linnaeus (1707-1778

What is cost effective analysis, What is Cost Effective Analysis? Cost ...

What is Cost Effective Analysis? Cost effective analysis: Cost effective analysis provides for the choice of least expensive strategy at the least cost. Here the outcome is mea

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd