The answer is D. Muscles tense.
Talking to a doctor to get prescribed medication and or talk to a therapist.
Cigarettes and Vapes both deliver nicotine to the brain, but cigarettes are much more harmful. They burn tobacco creating tar that is delivered into your body. Nicotine is delivered through e-liquid while still harmful is much less toxic than cigarettes.
Answer:
18 years old
Explanation:
In order to be pierced or have jewelry inserted into a piercing you must be at least 18 years of age and have a valid photo ID. Acceptable identification includes the following: Driver's license.
Answer: A
Explanation: The blood–air barrier (alveolar–capillary barrier or membrane) exists in the gas exchanging region of the lungs. It exists to prevent air bubbles from forming in the blood, and from blood entering the alveoli. ... The barrier is permeable to molecular oxygen, carbon dioxide, carbon monoxide and many other gases.
