The only direct connection between the pectoral girdle and the axial skeleton is where the _____ articulates with the _____
A. humerus; scapula
B. scapula; clavicle
C. scapula; thoracic cage
D. clavicle; humerus
E. clavicle; sternum
E
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Estrogen exerts a ________ influence on the hypothalamus, increasing secretion of ________ and thus increasing LH and FSH secretion.
A. negative; GnRH B. positive; progesterone C. negative; progesterone D. positive; GnRH
Which ligament is responsible for holding the head of the radius in place?
A. Transverse humeral ligament B. Radial collateral ligament C. Deltoid ligament D. Annular ligament E. Ulnar collateral ligament
Which type of fiber found in connective tissue provides the most strength (while still allowing flexibility)?
A. Collagen B. Elastic C. Reticular D. Keratin
All of the following are true of the allantois except
A) it derives partly from endoderm. B) it projects into the umbilical stalk. C) it derives partly from mesoderm. D) part will develop as the urinary bladder. E) it acts as the fetal bone marrow.