Why are ribs 11 and 12 called floating ribs?
A) They do not connect with the body of the sternum but they do attach to the xiphoid process.
B) They do not connect with the sternum at all.
C) They connect to the sternum by shared costal cartilages.
D) They connect to the sternum by individual costal cartilages.
E) They are the only ribs that articulate with the thoracic vertebrae.
Answer: B
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A) None of the listed responses is correct. B) impulse C) action potentials D) electrodes
The protective, waterproof outer layer of skin is formed by the tough skeleton of the microtrabecular lattice that persists after the surface skin cells die
Indicate whether the statement is true or false
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The infraspinatus muscle is included in the __________ muscles.
A. medial rotator B. rotator cuff C. lateral rotator D. respiratory muscles of the shoulder