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Amanda [17]
2 years ago
11

1)Amount of unsupported enamel at margins can be prompted by:

Medicine
1 answer:
tresset_1 [31]2 years ago
6 0
Bonjour,
The correct answer would be D! All of above hope this helps
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Antibodies are produced by ____________ lymphocytes; cell-mediated immunity is provided by __________ lymphocytes.
AfilCa [17]

Answer:

Antibodies are produced by __type B__ lymphocytes; cell-mediated immunity is provided by __type T__ lymphocytes.

3 0
3 years ago
The pO2 of air in an alveolus is ________________ that of the pO2 in deoxygentaed blood in a pulmonary capillary
Zanzabum

Answer:

The correct answer is a. greater than

Explanation:

The partial pressure of oxygen in alveolus is greater than partial pressure of oxygen in deoxygenated blood in a pulmonary capillary and this concentration difference is important for the movement of air(oxygen) from the alveolus to the pulmonary capillary because gases move from higher concentration to lower concentration.

By this process the oxygenated blood reaches to the heart from lungs and heart then pump this oxygenated blood to other body tissues.The partial pressure of oxygen in alveolus is 104 mmHg and in venus blood is 40 mmHg.

4 0
3 years ago
The tricuspid valve is between the left atrium and ventricle and is under the most pressure to block backflow of flood during ve
Daniel [21]

Answer:

The previous sentence is false.

Explanation:

The tricuspid valve is between the right atrium and right ventricle. Also,The valve which is under the most pressure to block blacflow of blood during ventricular systole is the mitral valve. Mitral valve is the one which is located between the left atrium and left ventricle.

The heart works with two processes: diastole and systole. Systole occurs when the heart contract himself to expulse blood to the vessels, and when the heart relaxes while it fulfills of blood is called diastole.  During the systole process the tricuspid valve needs to be closed to allow the increase of pressures inside the heart cameras and then allow the expulse of blood. But, during diastole, tricuspid valve needs to be open to allow the correct filling of right side of the heart.

8 0
3 years ago
Why is the rat's uterus such a different shape than<br> a human's pear-shaped uterus?
Mashutka [201]

Answer:

Gross Anatomy

Rats have a duplex uterus that consist of two separate uterine horns that are partially fused caudally.

8 0
3 years ago
arjun has a headache; he takes some aspririn, and the headache goes away. arjun is more likely to take aspirin again. this is an
Kamila [148]

Answer: this is an example of overdosing

Explanation:

He took to much aspirin

5 0
3 years ago
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