What does Biuret reagent test for when analyzing pepsin activity?
A) Presence of alcohol sugars
B) Presence of nucleotides
C) Products of emulsification
D) Products of protein digestion
Answer: D
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The tibial tuberosity serves as the insertion point for all of the ______________ muscles.
Fill in the blank(s) with the appropriate word(s).
The ________ is a large, flat, diamond-shaped muscle that extends from the skull and vertebral column to the pectoral girdle laterally. It depresses, retracts, or rotates the scapula.
A. levator scapulae B. subclavius C. serratus anterior D. trapezius E. pectoralis minor
Epinephrine causes
A. increased heart rate and stroke volume. B. vasoconstriction of blood vessels to the skin and viscera. C. vasoconstriction of blood vessels to skeletal muscle and heart muscle. D. all of these. E. increased heart rate, stroke volume and vasoconstriction of blood vessels to the skin and viscera.
What branches from the trachea?
A) terminal bronchioles B) secondary bronchi C) tertiary bronchi D) primary bronchi E) alveolar ducts