The least common, but most deadly, type of skin cancer is ________
A) skin sarcoma
B) squamous cell carcinoma
C) melanoma
D) basal cell carcinoma
E) skin lymphoma
C
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Subclavian trunks drain lymph from the
A. deep thoracic structures. B. head and neck. C. upper limbs, breasts, and superficial thorax. D. abdominopelvic wall.
The mechanism by which the body propels food through the digestive tract is primarily a topic of study for
A. physiologists. B. anatomists.
How does digestion occur in the large intestine?
A) The mucosa of the large intestine produces enzymes that begin digestion. B) Pancreatic juice flows through the pancreatic duct into the large intestine allowing digestion to occur. C) Bile enters the large intestine through the bile duct. D) No digestive enzymes are produced in the large intestine but digestion continues from the enzymes present that were secreted or produced in the small intestine. E) No digestive enzymes are produced and the digestive enzymes from the small intestine are inactivated in the large intestine so digestion does not occur in the large intestine.
Nails are composed of ____.
a. melanin b. hemoglobin c. keratin d. sebum e. carotene