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Serga [27]
3 years ago
13

Norepinephrine acts on the heart by ________. A) decreasing heart contractility B) causing a decrease in stroke volume C) blocki

ng the action of calcium D) causing threshold to be reached more quickly
Social Studies
1 answer:
kakasveta [241]3 years ago
8 0

Answer: option d

Explanation:they are also normally called noradrenaline.

They do help by constant regulating of the blood pressure and to increase the sugar (glucose) level content in the blood. It help majorly to lift up (increase) the rate as well as the force of the contraction of the heart and also in do lead to an increase in muscle contraction due to the fact that they are push out(realeased) from the sympathetic nerve fibre ends.

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Answer:

The website design is of professional quality.

The date is current or appropriate to the topic.

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Explanation:

A source is said to be credible when the information contained in the source is legit and unbiased. This is can be observed when the website/visual design is of professional quality and worth. They may include different inputs and layouts that indicate effort and dedication.

The data and information contained in the sources are latest and appropriate to the topic. They are mostly relevant and up-to-date.

Also in a credible source, one will find that the author will include valid credentials related to the topic. It helps them build good credentials and affiliations to certain interest groups.

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3 years ago
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3 years ago
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fenix001 [56]

Answer:

The cultural environment.

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A cultural environment is a set of beliefs, traditions, rituals, and behaviors that are considered common to all of those who live within a specific population. The way each individual develops influences the cultural environments, resulting in developing philosophies and personalities. The importance of cultural environments is specific to a particular culture, period, and location. Depending on the time period, those values will differ.

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hope this helps x
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4 0
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