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Sati [7]
3 years ago
8

When does the tricuspid valve open?

Medicine
1 answer:
Step2247 [10]3 years ago
4 0

Answer:As the right ventricle contracts, the tricuspid valve closes and the pulmonary valve opens. The closure of the tricuspid valve prevents blood from backing into the right atrium and the opening of the pulmonary valve allows the blood to flow into the pulmonary artery toward the lungs.

Explanation:

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Bill has to take extra caution to avoid exposure to bloodborne pathogens
jasenka [17]

Answer:

He's most likely to be B, a phlebotomy technician.

Explanation:

A phlebotomist is someone who draws blood and even administers IV fluids to patients. You'll often see them work with needles and tubes. They draw blood and send it away for testing for certain illnesses.

It's possible that emergency medical technicians are also able to perform these tasks, but phlebotomists are more specialised.

Dental assistants work with teeth.

Pharmacy technicians work behind the counters of pharmacies, where they administer drugs and medications based on doctors' prescriptions.

3 0
3 years ago
Read 2 more answers
Ca+2 function as second messenger for nonsteroid hermonens<br> True or false
vovangra [49]

Answer:

Yeah true

Explanation:

In non steroid hormones the secondary messenger is Ca2+, IP3( Inositol triphosphate ), or cyclic AMP.

5 0
3 years ago
A 61-year-old business executive with a long history of high blood pressure collapsed while jogging over the lunch hour. His jog
dlinn [17]

Answer:

Left Cerebrovascular Incident (Left Ischemic Stroke) with right hemiparesis

Explanation:

Blood pressure increases when a person is involved in physical activity. A history of high blood pressure can result in weakening of the arterial walls overtime, this can lead to blockage of the arteries which means that part of the brain does not receive adequate blood and oxygen supply resulting in in cells of that part of the brain dying, hence ischemic stroke.

As a result, parts of the body supplied by the affected part of the brain will be impaired, eg. weakness, decreased sensation, etc.

3 0
3 years ago
Skin epidermis derived from ectoderm, whereas the dermis is derived form ________
son4ous [18]

Answer:

A. Mesoderm

Explanation:

Most tissues of the body arise from the mesoderm including the dermis and organs.

3 0
4 years ago
Which of the following would be an example of procedural memory?
Semenov [28]

Answer:

the answer is the last one

Explanation:

hope this helps :)

4 0
3 years ago
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