Sympathetic stimulation decrease calcium influx resulting in a stronger contraction
Indicate whether the statement is true or false
F
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Which of the following statements are true regarding an ectopic pregnancy?
A. It usually begins as a tubal pregnancy. B. It may involve implantation of the conceptus on the surface of the uterus. C. It may end in a live birth by caesarian section. D. It may involve implantation of the conceptus on the surface of the colon. E. All of these choices are correct.
Arterial ________ provide alternate pathways for blood to get to an organ.
Fill in the blank(s) with the appropriate word(s).
The foramen ovale ________.
A. closes after birth due to decreased pulmonary vascular resistance B. has no importance in fetal respiratory physiology C. normally shunts blood between the pulmonary artery and aorta D. normally shunts blood between the right and left ventricles
Prior to puberty, the anterior pituitary does not release FSH and LH
Indicate whether this statement is true or false.