Which of the following can lower the amount of free radicals in the body?
a) x-rays
b) ultraviolet radiation
c) oxygen
d) carbon tetrachloride
e) antioxidants
Answer: e
Anatomy & Physiology
You might also like to view...
Which of the following is not found at the distal end of the humerus?
A. The capitulum B. The lateral epicondyle C. The coronoid process D. The olecranon fossa E. The trochlea
Anatomy & Physiology
Postganglionic parasympathetic fibers secrete the neurotransmitter __________.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
Thyroid hormones are
a. derivatives of an amino acid b. produced from tyrosine c. stored on thyroglobulin within the follicular colloid d. all of the above e. only a and b
Anatomy & Physiology
Which diagnostic test uses an instrument to visualize the lower colon and rectum?
A. Laparoscopy B. Proctoscopy C. Sigmoidoscopy D. Colonoscopy
Anatomy & Physiology