2 years ago

What characteristic of cardiac muscle causes contraction of the heart as a unit?

1 answer:

6 0

The cardiac muscle has intercalated disk that allows rapid transmission of the impulse. This will allow the cardiac muscle to have a coordinated way. The heart muscle has pacemaker that will spread the signal in regular time. The transmission of impulse is also controlled by a few checkpoint like the bundle of his to make the signal to the Purkinje fiber of left and right ventricle at the same time.

You might be interested in

Humans (biosphere) harness energy from the wind (____________) by having it spin wind turbines to produce electricity for use on

Hunter-Best [27]

Hi!

The answer is B) Atmosphere and Geosphere<span>
Hope this helps!

-Payshence xoxo</span>

5 0

3 years ago

Read 2 more answers

Cells are surrounded by a watery fluid, and they contain watery cytoplasm. Explain how the structure of the lipid bilayer is rel

Mila [183]

The phospholipid no later regulates the amount of water that travels in and out of the cell.

5 0

3 years ago

Choose all the answers that apply. The mantle _____. is the thinnest layer is the thickest layer is the hottest layer is made of

Natali5045456 [20]

The thickest layer, the hottest layer

6 0

2 years ago

During which section of the geologic time scale did the first modern humans evolve?

ozzi

Whelp, it is definitely not D.
I would say B.
there was no Paleogene period.

3 0

2 years ago

The amount of water in each body compartment mainly is controlled by

Elis [28]

The<u> ion concentration</u> in water molecules controls the amount of water in a compartment

The concentration of ions in a body of water determines the rate of diffusion and osmosis that occurs in a body of water contained within a body compartment. which has a direct impact on the amount of water that is held in any water body compartment.

Hence we can conclude that the ion concentration in water molecules controls the amount of water in a compartment.

Learn more : brainly.com/question/12859706

6 0

2 years ago

Read 2 more answers