Which of the following is/are not part of the axial skeleton?
A. The sternum
B. The parietal bone
C. The clavicles
D. The vertebrae
E. The ribs
C. The clavicles
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The term conformation refers to:
A. the three-dimensional shape of a molecule, such as a protein. B. the ability of DNA to copy itself. C. the energy held in the bonds of an organic molecule, such as a protein. D. the amino acid sequence (primary structure) of a protein.
Which hormone uses a "bone bank" to maintain the plasma calcium level?
a. calcitonin b. GH c. thyroxine d. PTH e. ACTH
While standing in the anatomical position,
A) front refers to posterior. B) front refers to inferior. C) back refers to anterior. D) back refers to superior. E) back refers to dorsal.
List and describe the factors involved in initiating labor contractions
A) Decreasing estrogen levels causes cervical dilation and endometrial contractions. B) Relaxin causes cervical dilation, fetal weight distorts the myometrium, and the distortion of the cervix and the myometrium triggers release of oxytocin. C) Inhibin causes cervical dilation, fetal weight distorts the myometrium, and the distortion of the cervix and myometrium triggers the release of prolactin. D) Relaxin causes cervical dilation, fetal weight distorts the myometrium, and the distortion of the cervix and myometrium triggers the release of inhibin. E) Falling levels of estrogen and prosterone cause cervical dilation and the shedding of the functional layer which causes myometrial contractions.