Which feature is found in both cartilage and bone?
A. Osteocyte
B. Perichondrium
C. Chondrocyte
D. Lacuna
E. Central canal
Answer: D
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You are looking at a slide of an unknown organ that has an empty lumen with stratified squamous epithelium contacting the lumen. Deep to the epithelium is a basement membrane and then two layers of smooth muscle. Which of the following organs would this most likely belong to and why?
A) The esophagus because it is a passageway that needs to move but not absorb food products. B) The urinary bladder because it needs to stretch and constrict to store and eliminate urine. C) The intestines because they need to move food along and absorb digested products. D) The liver because it secretes enzymes and bile and needs to move them to the gallbladder.
Choose the correct order of the cell layers, or strata, in a section of thick skin, from the basement membrane toward the free surface (deep to superficial).1. stratum lucidum 2. stratum basale 3. stratum corneum 4. stratum granulosum 5. stratum spinosum
A) 3, 5, 4, 1, 2 B) 3, 4, 1, 5, 2 C) 2, 1, 4, 5, 3 D) 2, 4, 5, 3, 1 E) 2, 5, 4, 1, 3
A deficiency in vitamin D would result in which of the following disorders?
A) scurvy B) night blindness C) rickets D) pernicious anemia E) pellagra
What are the small spaces in bone tissue that are holes in which osteocytes live called?
A) lacunae B) Volkmann's canals C) Haversian canals D) trabeculae