Blocked, and the heart can't get oxygen.
Answer:
Respiratory
Explanation:
It provides oxygen that is necessary for the heart to pump blood to the body. It also provides oxygen for the brain to work
It depends on what causing it. the only thing I can say is to drink plenty of fluids but I would recommend to go see a doctor, if you are unsure or worried.
Answer: C) Proteins
Explanation: Protein provides 4 calories for every 1 gram consumed as does carbohydrates, while fat provides 9 calories for every 1 gram consumed. The body can rapidly metabolize carbohydrates, making this macronutrient the favored energy source for your body. In contrast, the vital macronutrient protein breaks down your body's cells and rebuilds them.
Answer:
Yes its ture, in lasik eye surgery laser light pulses used to reshape the cornea by shave off its tissue.
Explanation:
LASIK is the abbreviation of laser in-situ keratomileusis. This procedure is done to people who are farsighted, nearsighted. In LASIK cornea is reshaped by lases light pulses to clear front part of the eye for efficient travel of light and properly focus on the retina which is present at eye's back side.
