Which of the following characteristics of tissues and cells would aid in diffusion or the movement of materials into and out of the body through the epithelium?
A) multiple layers of relatively flat, thin cells
B) a single layer of relatively flat, thin cells
C) multiple layers of cuboidal cells
D) a single layer of cuboidal cells
E) multiple layers of columnar cells
Ans: B) a single layer of relatively flat, thin cells
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Sweating is a result of sympathetic stimulation.
Answer the following statement true (T) or false (F)
Superficial blood vessels in the dermis dilate and sweat glands become active in
the body's effort to ____________ body temperature. Fill in the blank(s) with correct word
_____________ is a hormone secreted by the anterior pituitary that directly stimulates the secretion of androgens by the Leydig cells in men.
a. Gonadotropin releasing hormone (GnRH) b. Follicle stimulating hormone (FSH) c. Inhibin d. Luteinizing hormone (LH)
Which muscle(s) is/are not involved with inspiration?
A. Pectoralis minor B. Diaphragm C. Sternocleidomastoid D. External intercostals E. Rectus abdominis