Apitcher notices pain in his elbow during warm-ups. since pitching a ball is a repetitive motion, which injury is he most likely to have

The lower respiratory system includes the a. lungs. b. esophogus. c. larynx. d. pharynx

Mucous membranes.. a. cover or line external surface of body. b. line internal body surfaces that are in contact with the environment. c. produce antibodies to combat infection. d. secrete sweat, which has antibacterial enzymes.

Effective communication consists of a. verbal and nonverbal communication and speaking clearly and loudly b. verbal communication and stereotyping c. verbal and nonverbal communication and active listening skills d. nonverbal communication and minimal interruptions   select the best answer from the choices provided.