The heart is located within the ____ cavity
a. pleural
b. pericardial
c. abdominal
d. cranial
b
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What statement best describes the resting state of a neuron?
A) Neurons are polarized with more sodium ions outside the cell and more potassium ions inside the cell. B) Neurons are propagating the action potential. C) Neurons are depolarizing and generating an action potential. D) Neurons are restoring the ionic conditions utilizing the sodium-potassium pump. E) Neurons are repolarizing as potassium ions diffuse out of the cell.
Nails
A. are part of the dermis. B. are soft keratin. C. protect the ends of digits. D. alternate between growing and resting stages. E. grow from their free edges.
The fasciculus cuneatus is part of the
A. anterolateral pathway. B. spinocerebellar pathway. C. posterior funiculus--medial lemniscal pathway. D. lateral spinothalamic tract. E. fasciculus gracilis.
Cartilage is separated from surrounding tissues by a fibrous
A) perichondrium. B) ground substance. C) periosteum. D) chondroplasm. E) matrix.