Which condition is the abnormal implantation of the placenta in the lower portion of the uterus?
A) polycystic ovary syndrome?
B) ?ectopic pregnancy
C) ?endometriosis
D) ?placenta previa
D
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Which statement best describes the function of the placenta?
A. It facilitates a two-way exchange of nutrients and waste materials. B. It is a barrier that protects the developing baby from all harmful substances. C. It functions as a one-way exchange of nutrients from the mother to the fetus. D. It connects the mother's and the baby's blood supplies.
Which of the following is(are) not a typical response during acute exposure to high altitude?
a. increase in stroke volume c. increase in ventialtion b. incresae in heart rate d. all of the choices
Flexibility of the upper back and quadriceps is important to help prevent lower back pain.
Answer the following statement true (T) or false (F)
What is the most common symptom of osteoporosis?
A. joint pain in the extremities B. back pain derived from vertebral fractures C. swelling of the distal extremities D. frequent headaches