3 years ago

The immune systems __________ line of defense against infectious diseases includes the skin

1 answer:

6 0

Answer: First line of defense.

Explanation: The immune system's way of protection initially begins using the skin to protect against any physical and chemical harm. This is called the first line of defense. Amongst other first line defense mechanism includes; tears to protect from harmful substance in dust and air, cillia inside the nose, the internal mucosal linings to protect against harsh chemicals as well as freindly bacteria called our normal microflora.

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If all your organs are components in the human body system, what body part act as the boundary?

zimovet [89]

The endocrine system or the skin (:

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Kea tries to take good care of herself. She works out regularly, gets plenty of rest, and eats well. Her approach to health is M

SashulF [63]

Answer: preventive medicine

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Preventive medicine:

This a type of medical practice that is designed to avert and avoid disease. Preventive medicine takes a proactive approach to patient care. In the case of kea by working out regularly and eating healthy. She is preventing diseases that are associated with bad eating habits and not working out.

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2. Blood is carried away from the heart by ____________________________, and it is carried back to the heart by ________________

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If the speed of an object does NOT change, the object is travling at ____ speed.

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Answer:

a constant

Explanation:

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3 years ago

What molecule stores and transmits genetic information in all organisms<br><br> B. DNA<br> C.RNA

FinnZ [79.3K]

Rna would be your asnwer.

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4 years ago