In a nursing mother, milk is stored in the ______.
A. areola
B. alveolar glands
C. lactiferous ducts
D. lactiferous sinuses
Answer: D. lactiferous sinuses
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This figure shows a medial view of the right eye. What muscle does number 3 indicate?
A. Superior oblique B. Inferior oblique C. Lateral rectus D. Medial rectus E. Superior rectus
Answer the following statements true (T) or false (F)
1. The end product of amylase digestion is glucose. 2. Lactose intolerance is caused by the inability of the pancreas to produce the proper amount of lactase. 3. The most abundant end product of carbohydrate digestion is glucose. 4. Protein digestion begins in the mouth. 5. In the stomach, hydrochloric acid converts pepsin to trypsin.
A student in your lab volunteers to enter a hypoxic breathing chamber for 10 minutes, and his alveolar PO2 drops to 50 mm Hg. What other change would occur?
A) increase in alveolar PCO2 B) decrease in pH of cerebrospinal fluid C) decrease in arterial PCO2 D) decrease in arterial pH E) hypoventilation
The flexor muscles in the anterior arm (biceps brachii and brachialis) are innervated by what nerve?
A) radial B) median C) ulnar D) musculocutaneous