Which of the following extensors of the head is the most superficial?
A. Trapezius
B. Semispinalis capitis
C. Splenius capitis
D. Sternocleidomastoid
E. Temporalis
A. Trapezius
You might also like to view...
When a cell surrounds a large particle with pseudopodia and then engulfs it, the process is called
A. exocytosis. B. phagocytosis. C. pinocytosis. D. secondary active transport. E. receptor-mediated endopinocytosis.
Indicate the relative osmolarities of the following solutions.
Solution a: 2 osmolar NaCl Solution b: 1 molar NaCl Solution c: 900 milliosmolar glucose A. a is ________ osmotic to b. B. b is ________ osmotic to a. C. c is ________ osmotic to a. D. a is ________ osmotic to c. E. b is ________ osmotic to c. F. c is ________ osmotic to b.
The all-or-none principle states that
A) all stimuli will produce identical action potentials. B) all stimuli great enough to bring the membrane to threshold will produce identical action potentials. C) the greater the magnitude of the stimuli, the greater the intensity of the action potential. D) only sensory stimuli can activate action potentials. E) only motor stimuli can activate action potentials.
What substance is a precursor for prostacyclin?
A) von Willebrand factor B) thromboxane A2 C) thrombin D) fibrin E) arachidonic acid