Invertebrate muscle, like vertebrate muscle,
A) Has two major forms of muscle (striated and smooth).
B) Utilizes thick and thin filaments in contraction.
C) Makes use of obliquely striated muscle.
D) Both A and C
Answer: B
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Stratified epithelium consists of
A. a multiple layer of cells that appears to change shape when the tissue is stretched. B. multiple layers of cells. C. a single layer of cells. D. a single layer of cells that changes shape when the tissue is stretched. E. None of the choices are correct.
The minimum resting energy expenditure of an awake, alert person is called
A) body mass index rate. B) homeostasis. C) steady state. D) basal metabolic rate. E) stasis.
The most common circulating white blood cells are ____________________.
lymphocytes monocytes eosinophils neutrophils none of the choices are correct
A threshold potential is
a. the potential achieved when two opposing forces acting upon an ion (concentration and electrical gradients) achieve a state of equilibrium b. the peak potential achieved during an action potential c. the point at which there is an explosive increase in Na+ or Ca2+ permeability d. the potential at which K+ permeability increases e. always a positive potential