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
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Question 2) Which of the following muscles is responsible for medially rotating the tibia on the femur when the knee is flexed?
A) Piriformis
B) Sartorius
C) Vastus medialis
D) Adductor brevis
E) Semitendinosus
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Question 3) Which of the following is true regarding the difference between the mucosa of the small and large intestines?
A) The small intestine has deeper intestinal crypts than the large intestine.
B) Intestinal crypts are only found in the large intestine.
C) The large intestine has larger circular folds than the small intestine.
D) They both have villi, but only the small intestine has microvilli.
E) The small intestine has simple columnar epithelium and the large intestine does not.
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Question 4) Correction of hypoxemia is regulated by ________.
A) an enzymatic amplification
B) a cascade effect
C) a self-amplifying mechanism
D) a positive feedback loop
E) a negative feedback loop
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Question 5) What is the infant's only source of nutrition during the first 2-3 days postpartum?
A) Lactose B) Colostrum C) Casein D) Fructose E) Meconium
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Question 6) The medulla oblongata originates from which structure?
A) Diencephalon
B) Telencephalon
C) Metencephalon
D) Mesencephalon
E) Myelencephalon
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Question 7) What is the final product of the breakdown of the organic nonprotein moiety of hemoglobin?
A) Globin B) Heme C) Bilirubin D) Biliverdin E) Iron
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Question 8) Which of the following is not a function of gastric hydrochloric acid (HCl)?
A) Destroy ingested pathogens
B) Activate pepsinogen to pepsin
C) Emulsify lipids
D) Convert Fe3+ to Fe2+
E) Activate lingual lipase
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Question 9) The vibration of an ear drum is an example of ________ energy.
A) radiant B) kinetic C) potential D) elastic
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Question 10) Which muscle is innervated by the tibial nerve?
A) Vastus lateralis
B) Tibialis anterior
C) Extensor digitorum longus
D) Fibularis longus
E) Semimembranosus
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