The ________ of the microscope carries three or four objective lenses
A) base
B) nosepiece
C) arm
D) ocular
Answer: B
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Which of the following hormones is secreted in the pituitary gland and controls melanin production during fetal development, in young children, in pregnant women, and in some disease states?
a. melatonin b. melanocyte-stimulating hormone c. oxytocin d. luteinizing hormone
Spastic paralysis suggests involvement of the ________
A) spinal nerve roots B) lower motor neurons C) neuromuscular junction D) upper motor neurons
The alveolar exchange surfaces of the lungs are approximately
A) 75 square kilometers. B) 140 square meters. C) 1400 square centimeters. D) 7 square kilometers. E) 14 square meters.
Which tonsils are most commonly removed during a "tonsillectomy" due to childhood tonsillitis?
A) palatine tonsils B) submandibular tonsils C) pharyngeal tonsils D) lingual tonsils