Amber finds herself struggling to have a conversation with her friend while they are hiking. which of these modifications can she make?

What parts of the cardiovascular system are affected with atrial fibrillation?

Active immunity refers to: a. the defenses people are born with. b. temporary immunity granted from another source. c. immunity gained through immunization and exposure to diseases. d. natural immunities that protect humans from other animal diseases

Building muscle has which of the following effects? it increases the metabolic rate. it relieves pressure on the joints. it slows weight loss considerably.