Your gonna need to put some answer choices boo <3 I will answer in the commnents when or if u do
Answer:
Explanation:The energy in the food that we it is measured in units of kilocalories or Calories. ... to measure the nutrition in food is actually 1000 calories (cal) (with a lowercase c) or 1 ... how many calories are in the food, how much carbohydrates, fat and proteins are present as well as the Calories per gram of each type of energy source.
You’re body needs a variety of things , as well as you’re brain, to function properly. proteins,carbohydrates,minerals,amino acids etc . If you don’t consume enough of these it can negatively impact you’re health , both physical and mental.
Keep your back straight and knees bent
Answer:
Lumen corresponds to the central opening of a vessel (option d).
Explanation:
From the biological point of view, lumen is the internal space of any structure or tubular organ, whose purpose is the conduction of substances through it.
In the case of blood vessels, the lumen is a central space covered by a simple epithelium, called the endothelium, which ensures the passage of blood in a fluid form.
The other options do not correspond to the answer:
<em> a. </em><u><em>Vessel that empties into the right atrium</em></u><em> is the vena cava</em>
<em> b. </em><u><em>Fibrous sac around the heart </em></u><em>is the pericardium.
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<em> c. </em><u><em>Structure that keeps fluid moving forward</em></u><em>, it is a blood vessel.
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<em> e. </em><u><em>Lower, pointed region of the heart</em></u><em>, corresponds to the cardiac apex.</em>
