The inferior tip of the spinal cord is the ___________ part
A. thoracic
B. lumbar
C. coccygeal
D. cervical
E. sacral
C
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The atomic number of an atom equals the number of ________, and the atomic weight equals the ________.
A. neutrons; number of protons B. protons; number of protons plus neutrons C. neutrons; number of protons plus electrons D. protons; weight of all the electrons
Which of the following statements is INCORRECT?
a. Simple cuboidal epithelia are found in areas that stretch. b. Simple columnar epithelia are associated with absorption and secretion. c. Simple squamous epithelia are associated with filtration and exchange. d. Stratified squamous epithelia are found in areas subjected to wear and tear.
Endocrine glands
A. secrete hormones directly into the bloodstream. B. are ductless glands. C. help maintain homeostasis. D. are the organs of the endocrine system. E. All of the choices are correct.
In the diagram, which layer is the stratum corneum?
a) E b) F c) G d) H e) I