If you want to lose a pound, you should aim to reduce calories from your diet over a period, such as one week.

a. 3,500
b. 3,000
c. 2,500
d. 2,000

A. 3,500

Explanation:

The weight of the body is a balancing act. The relation between the weight and calories is simple. If you eat more calories then your body use or burn then you will gain weight.

Each pound of the body fat consists of approximately 3500 calories thus one must reduce the calories by 500 each day by eating less, and performing regular exercises so as to reduce one pound a week.      

the aorta is the large artery leaving the heart branches into smaller arteries, which eventually branch into capillaries.the arteries carry oxygen and nutrients away from your heart, to your body's tissues. the capillaries are small, thin blood vessels that connect the arteries and the veins. the statement that arteries carry oxygen-rich blood to capillaries is true. veins on the other hand are blood vessels that take oxygen-poor blood back to the heart.

conditions such as oral thrush or oral herpes viruses can cause the tongue to swell due to inflammation. other medical conditions include tumorous cancer, acromegaly (giantism), amyloidosis, sarcoidosis, hypothyoidism, and kawasaki disease.

explanation: