More sound volume is perceived when
A. sound wave amplitude decreases.
B. sound wave amplitude increases.
C. sound wave frequency increases.
D. action potentials from hair cells are blocked.
E. sound wave frequency decreases.
Answer: B
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Which of the following is not associated with sex determination and differentiation in a male?
a. Degeneration of Wolffian ducts b. Differentiation of indifferent gonadal tissue into testes under the influence of the sex-determining region of the Y chromosome c. Production of H-Y antigen d. Secretion of Müllerian inhibiting factor e. Secretion of testosterone
Which muscle causes lateral rotation of the shoulder?
A) teres minor B) teres major C) subscapularis D) pectoralis major
The two heads of the biceps brachii combine to insert on the __________.
A. radial tuberosity B. olecranon process C. radial notch D. ulnar notch
Of the basic muscle types, this is the "meat" of the body, attached to the skeleton, which moves the limbs and other body parts
A) smooth muscle B) skeletal muscle C) cardiac muscle