A communication channel a. is anything that interrupts the transmission of a message. b. includes only digital means for transmitting messages. c. is the medium over which the message travels. d. should be selected before idea formation.

Select the correct answer. which statement applies only to the axial skeleton, not the appendicular skeleton? a. it contains a pivot joint. b. it has muscles attached that work in pairs. c. it contains red bone marrow. d. it possesses fossa for bone articulation. e. it protects the heart and lungs.