In compact bone, ________ connect adjacent lacunae, thereby providing pathways for nutrients and other materials to pass between osteocytes.
A. lamellae
B. perforating canals
C. blood vessels
D. osteonic canals
E. canaliculi
Answer: E
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The reason it is more appropriate to call an erythrocyte a “formed element” rather than a “cell” is that erythrocytes
A. are actually dead.
B. lack a nucleus and organelles.
C. have lots of inclusion molecules.
D. are not red.
E. can form a rouleau when moving through a capillary.
The muscularis layer of the urinary bladder is commonly called the ________ muscle.
A. extrinsic B. extrusor C. detrusor D. trigone
Wendy had a few alcoholic drinks, then found walking and maintaining her balance difficult. Which part of her brain was sedated by the alcohol?
A) cerebrum B) hypothalamus C) cerebellum D) thalamus E) pons
Beta-globulins transport ________, whereas gamma-globulins are ________
A. antibodies, lipids B. iron ions, antibodies C. lipids, heavy metals D. oxygen, clotting proteins E. clotting factors, hormones