Answer the following statements true (T) or false (F)
1. A temporal bone protrusion riddled with sinuses is the styloid process.
2. Costal cartilages join most ribs to the sternum.
3. The tubercle of a rib articulates with the transverse process of a vertebra.
4. In women of childbearing age, the dimensions of the true pelvis are of utmost importance.
5. The term vertebrochondral ribs refers to ribs that attach to each other before they attach to the sternum.
1. FALSE
2. TRUE
3. TRUE
4. TRUE
5. TRUE
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Which joint type can perform rotation movements?
A) hinge B) ball-and-socket C) saddle D) condyloid E) ellipsoidal
Osseous tissue is a/an ________ tissue.
A. epithelial B. connective C. reticular D. dense irregular E. dense regular
Muscular force can be adjusted to match different loads by
A) recruiting more motor units B) involving more muscle fibers in the contraction C) recruiting larger motor units D) varying the frequency of action potentials in motor neurons E) All of the answers are correct
What may be the most likely reason for the existence of polar bodies?
A) They act as a back-up in case the secondary oocyte becomes non-viable. B) They may be fertilized and produce a viable twin. C) They provide a structure for half of the chromosomes after cellular division. D) They add a hormonal stimulus necessary to trigger ovulation. E) They are important additional sources of estrogen.