What does the first cervical vertebra (C1 or atlas) lack?
A) vertebral body and spinous process B) inferior articular facet
C) vertebral foramen D) superior articular facet
Answer: A
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Which of the following is not true regarding visceral reflex arcs?
A) They are monosynaptic. B) They have the same basic components as somatic reflexes. C) Short visceral reflexes bypass the CNS. D) They can be short or long reflexes. E) The processing steps involve interneurons in the CNS.
Reflexes are described as
A. slow and spontaneous. B. pre-programmed and voluntary. C. spontaneous and self-initiating. D. rapid and involuntary.
Parathyroid hormone is antagonized by which hormone?
A. Calcitonin B. Aldosterone C. Thyroid hormone D. Antidiuretic hormone E. Adrenocorticotropic hormone
Solubility refers to the ability of one substance to ___________ in another
A. react B. dissolve C. precipitate D. conduct E. None of these choices are correct.