Fine hair called _________, which is unpigmented or lightly pigmented, is the primary human hair and is found on the upper and lower limbs
A. terminal
B. lanugo
C. vellus
D. cuticle
E. phalanx
C
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Calculate the pulse pressure for each example listed.
A. a person with a blood pressure of 120/80 mm Hg B. a person with a blood pressure of 130/95 mm Hg
The main muscle used in breathing is the ____
a. diaphragm b. transversus abdominis c. internal oblique d. quadratus
Name the layers of the small intestine from superficial to deep
A) serosa, muscular layer, submucosa, mucosa B) mucosa, submucosa, muscular layer, serosa C) submucosa, mucosa, serosa, muscular layer D) mucosa, submucosa, serosa, muscular layer E) muscular layer, serosa, submucosa, mucosa
Which of the following statements regarding major histocompatibility proteins (MHCs) is TRUE?
A. Class I MHCs are found on all cells of the body except erythrocytes. B. Class II MHCs are normally found in the cell membranes of bacteria. C. Cytotoxic T cells require class II MHCs to recognize foreign antigens. D. All humans have identical sets of MHC proteins. E. MHC proteins are the same thing as antibodies.