Which benefit occurs first after someone quits smoking?

Blood oxygen levels return to normal.

The risk of stroke returns to normal.

The senses of taste and smell return to normal.

Lung function improves.

How does alcoholics anonymous people deal with alcoholism? a. it holds meetings where alcoholics and their family members can gather and discuss how alcoholism affects their lives. b. it encourages alcoholics to commit themselves to sobriety by sharing their past experiences and future goals, c. it focuses on alcoholism as a physical disease, instead of a mental problem that can be cured with the right treatment.

Arm circles are often effective dynamic stretches for swimmers because they

Melanocytes and keratinocytes work together in protecting the skin from uv damage when keratinocytes a. provide the melanocyte with a protective shield against abrasion b. maintain the appropriate temperature so the product of the melanocyte will not denature c. maintain the appropriate ph in order for the melanocyte to synthesize melanin granules d. accumulate the melanin granules on their superficial portion, forming a uv-blocking pigment layer