Which moves causes opposition of the thumb?
A) adductor pollicis
B) opponens pollicis
C) abductor pollicis brevis
D) flexor pollicis brevis
B
Explanation:
A) The adductor pollicis causes adduction of the thumb.
C) The abductor pollicis brevis causes abduction of the thumb.
D) The flexor pollicis brevis causes adduction of the thumb.
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Place the following in correct sequence from the formation of a drop of urine to its elimination from the body.
1. major calyx 2. minor calyx 3. nephron 4. urethra 5. ureter 6. collecting duct A) 3, 1, 2, 6, 5, 4 B) 6, 3, 2, 1, 5, 4 C) 2, 1, 3, 6, 5, 4 D) 3, 6, 2, 1, 5, 4
IgG antibodies
A) are found in glandular secretions.
B) bind antigens in the extracellular fluid to B cells.
C) stimulate the release of histamine and other inflammatory chemicals.
D) are the first antibody type secreted, following initial exposure to an antigen.
E) can also cross the placenta and provide passive immunity to the fetus.
Which cardiac vein travels with the left marginal artery?
A) great cardiac vein B) middle cardiac vein C) small cardiac vein D) posterior cardiac vein
When plasma glucose concentration increases, the secretion of insulin is ________ and the secretion of glucagon is ________. An increase in sympathetic activity will cause ________ secretion of insulin and ________ secretion of glucagon
A. decreased; increased; increased; decreased B. increased; decreased; decreased; increased C. increased; decreased; increased; decreased D. increased; increased; decreased; increased E. decreased; decreased; increased; unchanged