Would someone please be able to check my answers before I submit them? Question1

Question

Would someone please be able to check my answers before I submit them?

Question1 1.25 pts According to Video 1 and your notes from class, which of the following statements is false? Skin is the largest sensory organ O Skin lacks nerve cells. Skin can be divided into 3 primary layers O skin comprises ~ 16% of body weight. O Skin cells protect against UV radiation and microorganisms. Question 2 1.25 pts According to Video 1, how long does it take for epithelial skin cells to turn over? O 1 day 2 days O 7 days O 10 days O 30 day:s

Explanation / Answer

1. False statement is "skin lack nerve cells"

Of course skin has nerve cells that is why it is sensory organ

2. Turn over time for epithelial skin is 30 days.

3. Average thickness of human skin is 1 to 2 mm,so your answer should be 1.5mm

4. Melanocytes are not found in dermis

They are present in basal layer of epidermis

5. Right ventricle pump oxygen poor blood to lungs through pulmonary artery

6. Mitral valve is present between left atrium and left ventricle

7. SA node produce the impulse for heart contractions.

8. Septum spetrates the two parts of heart that is oxygen rich and oxygen poor.

Interatrial and interventricular septum between two atria and two ventricles respectively.

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