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alina1380 [7]
3 years ago
5

What is maximum heart rate?

Health
1 answer:
iren [92.7K]3 years ago
4 0
B. your heart rate when your heart is working at its maximum
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which of the following pair is mismatched?femur: long bonetarsals: short bonessternum: long boneskull bones: flat bones
enot [183]

Answer: sternum: long bone

Explanation:

Among the options given, sternum: long bone is the mismatched pair.

Sternum or breastbone is a flat bone that is located in the central part of the chest region. It connects the bones of the ribs with the cartilage. This makes up the rib cage which is a bony cage that provides protection to the vital organs of the body that are lungs, and heart. Also protects the injury of major and important blood vessels. Hence, protects the organs and blood vessels from injuries.  

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3 years ago
The surface design of the small intestine ______________ absorptive surface area
stiks02 [169]

The surface design of the small intestine has plicae circulares, villi, and microvilli that can absorb about 250 square meters size of absorptive surface area.

The most of the digested food absorbed from the small intestine into blood in the human body. The small intestine has millions of tiny finger like projection called villi. These villi increase the surface area for more efficient food absorption, it increases the surface area upto 250 square meters size that is equal to a tennis court.

Within these villi, many blood vessels are present that absorb the digested food and carry it to bloodstream. Here, the digested food broken down into vitamins, minerals, proteins, carbohydrates and fats. All the nutrients are reached to different cells and tissues by means of blood.

To learn more about blood vessel here

brainly.com/question/2701960

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4 0
1 year ago
Which of the formed elements of blood is primarily involved in gas exchange?
Alenkinab [10]
Red Blood Cells is the formed element of blood that is primarily involved in gas exchanged


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2 years ago
(Dance) plz help
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That is true I believe
8 0
3 years ago
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Which foods do not contain carbohydrates? <br> strawberries <br> oils <br> potatoes <br> beans
Aleksandr-060686 [28]
Every cup of fresh strawberries approximately contains 53 grams of carbs. Potatoes are known to contain a lot of it, depending on how many you use. Beans contain around 40g of carbs per serving. On the other hand, oil products for cooking never contained any carbohydrates at all.
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3 years ago
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