An elevated leukocyte count is indicative of infection. What procedure would give a physician a better guess at what type of infection?
A) a hemoglobin A1C test
B) a platelet count
C) a CBC
D) a bleeding time test
E) a differential white blood cell count
Ans: E) a differential white blood cell count
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What bony arrangement would most effectively resist forces associated with weight bearing?
A. Lamellae of compact bone with collagen fibers arranged in bundles parallel to the long axis of the diaphysis B. Trabeculae arranged in a random fashion permeated with large marrow spaces C. A diaphysis consisting of compact bone surrounded by a layer of trabecular bone D. Lamellae of compact bone with collagen fibers arranged in tightly coiled helices E. Epiphyses with numerous spicules of bone that are randomly arranged
Which of the following is not true of elastic filaments?
A. They run through the core of thin myofilaments. B. They are composed of titin. C. They attach to Z discs. D. They help to stabilize thick myofilaments. E. They prevent overstretching of muscle fibers.
Moving a limb so that it describes a cone in space is called circumduction
Indicate whether the statement is true or false
In the corneal blink reflex, touching the cornea with a wisp of cotton causes the patient to blink (close his eye). Which nerve carries the afferent neurons in this reflex?
A. Facial B. Oculomotor C. Optic D. Trochlear E. Ophthalmic division of the trigeminal