Which structure is present in thin skin but lacking in thick skin?
a. Eccrine sweat glands
b. Hair follicles
c. Melanocytes
d. Stratum corneum
e. Stratum spinosum
ANS: B
The thick skin on the palms of the hands and soles of the feet is specialized for grasping or con-tacting surfaces; hair follicles would interfere with this function.
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The celiac trunk provides blood to the
A) brain.
B) diaphragm.
C) liver and spleen.
D) large intestine.
E) suprarenal glands.
The lateral sulcus is superior to the
A. occipital lobe. B. temporal lobe C. insula D. parietal lobe E. frontal lobe
Performing "jumping jacks" requires ________
A) pronation and supination B) flexion and extention C) abduction and adduction D) inversion and eversion
A difference in partial pressure between the venous blood and the surrounding structures is known as a partial pressure gradient
a. True b. False Indicate whether the statement is true or false