12) list the 3 ways your body protects from infections. 13) what organ acts as a boundary between germs and your body? a) thymus b) heart c) liver d) skin 14) mucus plays no role in you immune system. true false 15) lymph is a colored liquid that bathes the cells with water and nutrients. true false 16) one job of the lymph system is to filter out a) bacteria b) dirt c) protein d) mucus 17) why are lymph nodes in determining you have an infection? a) they discolor b) they swell c) bad odor d) they move 18) the thymus lives in your chest, between your breast bone and your heart. true false 19) a spleen filters blood looking for a) white blood cells b) foreign cells c) red blood cells d) bone marrow 20) bone marrow only produces red blood cells. true false 21) when an antibody binds to a toxin it is called an antitoxin. true false 22) all white blood cells start in the lungs as stem cells. true falsecorrect answers will be marked as brainlest 23) neutorphils are attracted to foreign material, inflammation and bacteria. true false

The characteristic of stress responses that refers to the degree or extent of the behavior is a. intensity. b. frequency. c. duration. d. stress.

Which materials are part of a person’s body composition? select three options.1. fat2. supplements3. water4. protein5. medication

Label each individual response with its appropriate stage of grieving: denial, anger, bargaining, depression, or acceptance. 1. elizabeth’s father quietly meditates in his office. he knows his mother-in-law needs the extended care offered by the alzheimer’s care facility. in his mind he suggests giving up his three-cup-a-day coffee habit if the transition can just go smoothly. stage: 2. elizabeth’s mother is in the bathroom, getting ready to go to sunday dinner at her mother’s home. the problem is that her mother moved into the alzheimer’s care facility last thursday. stage:3. elizabeth’s brother has shut himself in his room. he and his grandmother talked every day until she moved into the care facility. when he’s reached her on the phone, she is disoriented. he hasn’t joined the family for dinner since she moved. stage: 4. elizabeth has gone to the gym. she’s going to take a kick-boxing class and then a cycling class. she is frustrated by what is going on. she doesn’t understand what is happening to her grandmother, her mother, or her brother. stage: 5. elizabeth’s grandmother has spent a year dealing with her feelings about what she is going through. she’s been angry. she’s been sad. she’s tried bargaining. now that she has moved into the alzheimer’s care facility, she’s ready to enjoy each day she has left. stage: