Which hormone regulates the sleep-wake cycle in humans?
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Adrenaline
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Melatonin
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Serotonin
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Cortisol
Which fat is considered the healthiest for heart health?
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Saturated fat
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Trans fat
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Hydrogenated fat
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Unsaturated fat
What is the primary function of platelets?
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Oxygen transport
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Immune defense
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Nutrient absorption
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Blood clotting
Which organ produces bile?
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Pancreas
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Liver
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Stomach
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Gallbladder
Which of the following conditions is caused by a deficiency of Vitamin B12?
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Night blindness
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Rickets
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Scurvy
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Pernicious anemia
What is the normal pH level of human blood?
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6.8–7.0
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7.35–7.45
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7.0–7.2
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7.5–8.0
Which of the following is a water-soluble vitamin?
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Vitamin A
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Vitamin D
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Vitamin E
-
Vitamin C
What is the recommended daily intake of fiber for adults?
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15–20 grams
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10–15 grams
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25–30 grams
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5–10 grams
Which part of the brain regulates balance and coordination?
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Cerebrum
-
Cerebellum
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Hypothalamus
-
Medulla Oblongata
Which type of diabetes is characterized by the body’s inability to produce insulin?
-
Gestational Diabetes
-
Type 2 Diabetes
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Pre-diabetes
-
Type 1 Diabetes
