In observing epithelial cells under a microscope, the cells are arranged in a single layer and look tall and narrow, and the nucleus is located close to the basal side of the cell. The specimen is what type of epithelial tissue?
What will be an ideal response?
columnar
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The reticular layer's collagen fibers directly provide which function?
A) prevent damage to the tissue B) nourish the epidermis C) provide flexibility D) provide sensory information E) increase surface area of the dermis
What do the following hormones have in common: somatostatin, gonadotropin-releasing hormone, thyrotropin-releasing hormone, and prolactin-inhibiting hormone?
A) They are all secreted from the hypothalamus and target the anterior pituitary. B) They are all secreted from the anterior pituitary. C) They are all secreted from the posterior pituitary. D) They are all stored in the anterior pituitary.
Target organs respond to water-soluble hormones because of the presence of __ on the cell membrane surface.
A. ATP B. calcium C. cAMP D. specific receptors
What is/are the primary function(s) of the skeletal system?
A) protection from environment B) internal transport of materials C) support, protection, and mineral storage D) delivery of air for gas exchange E) locomotion and heat production