Like the deltoid muscle that lies over and abducts the shoulder, these two muscles lie over the hip and are prime movers of hip abduction. Neither muscle extends the hip
A) gluteus maximus and gluteus medius
B) gluteus minimus and gluteus maximus
C) gluteus medius and gluteus minimus
Answer: C
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Which are target organs for parathyroid hormone (PTH)?
A. Stomach and large intestine B. Bone and kidney C. Skin and thyroid gland D. Bone and muscle E. Heart and liver
On a field trip you discover a skeleton with the following characteristics: the acetabulum is directed laterally, the ischial spine points medially, and the angle inferior to the pubic symphysis is less than 90 degrees. The long bones of the arms and legs are relatively light and show epiphyseal plates. This skeleton is probably from
A) a young male. B) a young female. C) an elderly male. D) an elderly female. E) an infant male.
Answer the following questions true (T) or false (F)
1. The sympathetic nervous system increases cardiac output by increasing both heart rate and stroke volume. 2. The sinoatrial (SA) node fires more rapidly at higher body temperatures, increasing cardiac output. 3. When studying, you should actively read the textbook by taking notes and making diagrams.
Which of the following would be greater?
A) the percent of oxygen saturation of hemoglobin when the pH is 7.6 B) the percent of oxygen saturation of hemoglobin when the pH is 7.2