A nerve impulse initiated at a muscle spindle has to travel through which of the following structures to get into the spinal column?
a) Anterior root of spinal nerve
b) Posterior root of spinal nerve
c) Tectospinal tract
d) Central canal
e) Lateral reticulospinal tract
b
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A patient comes to the hospital with a suspected case of MRSA (a dangerous bacterial infection). Which of the following blood components would you expect to show elevated numbers in a blood test?
A. Neutrophils B. Red blood cells C. Eosinophils D. Monocytes
If the EDV is 140 mL, which other values are most likely to occur in a healthy, normal person?
A) The cardiac output could be 90 mL. B) The ESV could be 70 mL and the SV could be 90 mL. C) The ESV could be 90 mL and the SV could be 50 mL. D) Diastolic pressure would be equal to EDV. E) The ESV could be 50 mL and the SV could be 90 mL.
Extensors of the thigh are controlled by the
A) tibial nerve. B) femoral nerve. C) fibular nerve. D) iliohypogastric nerve. E) obturator nerve.
Dwarfism may be the result of a deficiency of
a. growth-hormone releasing hormone b. GH c. somatomedins d. all of the above e. only b or c