After injuring her back, 22-year-old Tina exhibits a Babinski reflex. What does this imply about her injury?
What will be an ideal response?
A Babinski reflex is abnormal in adults; it indicates possible damage of descending tracts in the spinal cord.
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Skin is very tough but extremely sensitive. Explain how some structures in the skin allow it to withstand a vigorous pinch and tug, while other structures allow it to detect the presence of a mosquito on your arm
What will be an ideal response?
LH is responsible for
a. reinitiating meiosis in the oocytes of developing follicles b. halting estrogen synthesis by the follicular cells c. triggering ovulation d. formation of the corpus luteum e. all of the above
What is the main digestive movement of the large intestine that propels luminal contents forward into the next pouch?
What will be an ideal response?
The condition known as "flat feet" is due to a lower-than-normal longitudinal arch in the foot. A problem with which of the following would most likely contribute to this condition?
A) a loose Achilles tendon B) weak tarsometatarsal joints C) weakness in the ligaments that attach the calcaneus to the distal ends of the metatarsals D) weakness in the ligaments that attach the talus to the tibia E) poor alignment of the phalanges with the metatarsals