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You elicit the ankle jerk reflex in a patient by tapping the calcaneal tendon. Both afferent and efferent limbs of this reflex are carried in which nerve?

A 72-year-old male patient is given an intramuscular injection in the gluteal region. To avoid damage to the sciatic nerve, the needle should be inserted into which of the following quadrants?

A physician orders a lumbar puncture (spinal tap) for his 43-year-old female patient in order to obtain a sample of cerebrospinal fluid (CSF) to diagnose bacterial versus viral meningitis. He explains to her that this procedure will be done in the lower back, between the spinous processes of the L3 and L4 vertebrae. What is the anatomical basis for performing the lumbar puncture at this location?

Which of the following statements concerning the autonomic nervous system is TRUE?

A 65-year-old male presents with a severely painful rash and skin eruptions that are localized entirely on one side of his body. The rash closely follows the dermatome of C7. The man is diagnosed with “shingles” in which the herpes zoster virus has proliferated in which anatomical structure?

In the event of occlusion (blockage) of the inferior gluteal artery, the gluteus maximus would still be able to get most of its blood supply from the _______ artery.

Name step 8.

Name letter A.     

Calcium has a very narrow homeostatic range and is under tight hormonal control. Using complete sentences (no bullet points please). Tell me I. The hormones involved in maintaining calcium homeostasis II. How does each hormone contribute to maintaining calcium homeostasis (be specific here)         Meaning hormone A is active under conditions of these calcium level conditions and would do a,b,c,e, f etc). Hormone          B is active under these conditions and changes calcium concentration by x,y,z. Do not forget the name the cells                      involved.  III. What is Wolffe’s law of bone 

A biopsy (tissue sample) is ordered for the piloerector muscle of a patient. To obtain a sample of this muscle, the surgeon needs to