The layer of the epidermis that includes melanocytes and a single row of columnar cells that undergo mitosis is the
A. stratum granulosum.
B. stratum spinosum.
C. stratum corneum.
D. stratum basale.
Answer: D
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Which axial muscle is often known as the "six-pack" in physically fit people?
A) trapezius B) pectoralis major C) latissimus dorsi D) transversus abdominis E) rectus abdominis
Which disease is a progressive, degenerative disease of the brain that ultimately results in dementia and is associated with a shortage of acetylcholine?
A) Parkinson's disease B) Alzheimer's disease C) Huntington's disease D) cerebral palsy
The spinal tract that relays information concerning pain and temperature to the CNS is the
A) gracile fasciculus. B) cuneate fasciculus. C) posterior spinocerebellar. D) lateral spinothalamic. E) anterior spinothalamic.
The trophoblast of the implanted fertilized egg ultimately develops into the
A) Allantois. B) Amniotic cavity. C) Placenta. D) Zona pellucida.