Which of the following events occurs first?
A. Pacemaker potential
B. Threshold
C. Final repolarization
D. Early repolarization
E. Depolarization
Answer: A
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What kind of cells form bone?
A. fibroblasts B. osteoblasts C. chondroblasts D. osteocytes E. osteoclasts
Poiseuille's law is summarized this way:
A) P = 2T/r B) PV = nRT C) P1V1 = P2V2 D) R L?/r4
Answer the following statements true (T) or false (F)
1. Some pollicis muscles are innervated by the median nerve. 2. Flexor digiti minimi brevis muscles are innervated by the radial nerve. 3. The median nerve innervates the anterior arm. 4. The entire posterior upper limb is innervated by the radial nerve. 5. The foot muscles that originate from the tendons of the flexor digitorum longus are the plantar interossei.
Long-term inhibition of thirst is mostly associated with which of the following?
A) A drop in blood osmolarity B) Moistening of the mouth C) Distention of the stomach by ingested water D) Increased salivation E) Cooling of the mouth