The growth spurt seen in puberty is triggered by
A. calcitonin.
B. growth hormone.
C. sex hormones.
D. parathyroid hormone.
E. thyroid hormone.
C
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Much of our understanding of the tetrapod muscle function is derived from studies of the
A) Muscles comprising the walls of the squid mantle cavity. B) Diaphragm of the white laboratory rat. C) External oblique muscles of Necturus and other non-jumping amphibians. D) Muscles comprising the hindlimb of frogs.
Which of the following is not a method by which atrial natriuretic peptide reduces blood volume and pressure?
A) Inhibiting renin and aldosterone secretion B) Increasing glomerular filtration rate C) Inhibiting the action of ADH on the kidney D) Inhibiting NaCl reabsorption by the collecting duct E) Preventing sodium loss in the urine
The short-term controls of blood pressure, mediated by the nervous system and bloodborne chemicals, primarily operate via all but which of the following?
A) reflex arcs involving baroreceptors B) altering blood volume C) reflex arcs associated with vasomotor fibers D) chemoreceptors
Labyrinthitis is a medical condition often caused by viral infection, resulting in swelling and inflammation of the membranous labyrinth. Which of the following symptoms would you most associate with the condition of labyrinthitis?
A) auditory hallucination B) loss of hearing C) ringing in the ears (tinnitus) D) loss of balance and dizziness