Embryologically, which of the following is homologous to the dura mater?
A. Choroid
B. Retina
C. Sclera
D. Lens
E. Ciliary body
C. Sclera
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Which of the following correctly traces blood flow from the renal cortex to the renal vein?
A. Interlobar v. ? interlobular v. ? arcuate v. ? renal v. B. Interlobular v. ? interlobar v. ? segmental v. ? renal v. C. Interlobular v. ? arcuate v. ? interlobar v. ? renal v. D. Arcuate v. ? interlobar v. ? segmental v. ? renal v. E. Segmental v. ? arcuate v. ? interlobar v. ? renal v.
________ are the primary cell type involved in the defense against pathogens
A) Osteocytes B) Erythrocytes C) Lymphocytes D) Fibroblasts
Preparing the body for the "fight-or-flight" response during threatening situations is the role of the ________
A) sympathetic nervous system B) cerebrum C) parasympathetic nervous system D) somatic nervous system E) afferent nervous system
Organic compounds always contain ________ atoms.
A. oxygen B. carbon C. water D. nitrogen