1. skin
2. pathogen
3. bacterial, viral
4*. immune response
5*. adaptive or acquired
6. leukocytes
7*. cell-mediated immune response, humoral immune response
8. B-cells, T-cells
9*. the helper T-cell, cytotoxic t-cells
10. antibody
11. nodes
* = not 100% sure
16; D. all of the above
explanation; the gluteus maximus works with the semitendinosus and semimembranosus muscles, extending the thigh. it is, indeed, located in the buttocks, and can be used as an injection site.
17; D. both B and C
explanation; the latissimus dorsi collaborates with the teres major and pectoralis major to adduct and medially rotate the arm at it’s glenohumeral joint.
There are not answer choices?