A complete lesion of the oculomotor nerve would produce all of the following signs except:
A) ptosis.
B) absence of pupillary light reflex.
C) pupillary constriction.
D) abducted and laterally directed eyeball.
E) absence of accommodation reflex.
Ans: C
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Neuronal axons typically have abundant
A. voltage-gated channels for Na+ that open in response to depolarization. B. ligand-gated channels for K+. C. ligand-gated channels for Na+. D. voltage-gated channels for K+ that open in response to hyperpolarization. E. voltage-gated channels for Ca2+.
Allosteric inhibition of rate-limiting enzymes is a common means of regulating anabolic pathways.
Answer the following statement true (T) or false (F)
During a bacterial infection you would expect to see increased numbers of
A) neutrophils. B) eosinophils. C) basophils. D) reticulocytes. E) thrombocytes.
Which of the following is a type of white blood cell that plays a key role in adaptive immunity by seeking out, attacking, and destroying targeted pathogens?
A) B-Cells B) Goblet Cells C) Antibodies D) T-Cells