Answer:
The correct answer is D.
Explanation:
Papillary muscles, attached via chordae tendineae, help to close the valves and prevent regurgitation.
Pectinate muscles are parallel ridges in the walls of the atrium of the heart, mainly in right atrium. They can stretch during adverse loading conditions, to <em>help the right atrium to dilate without much wall stres</em>s.
Answer:
half of a capsules should be given
Inject air into the vial with the eye of the needle immersed in the fluid.
A small needle is used to inject a substance into the tissue layer separating the skin and the muscle during a subcutaneous injection to deliver medication.
The steps involved in giving a subcutaneous injection are:
- washing hands in warm water and soap.
- assembling the necessary tools, including alcohol pads, gauze, needles, and syringes.
- examination and cleaning of the injection site.
- Putting the drug in the syringe entails:
- the vial's cap is taken off.
- air being injected into the syringe.
- inflating the virus with air.
- medicine discontinuation
- eliminating air bubbles.
- distributing the medicine.
Here is another question with an answer similar to this about subcutaneous injection: brainly.com/question/4278546
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-Deliver 1 ventilation every 3 to 5 seconds
-Check the pulse and breathing about every 2 minutes
Good luck on that because its really really long