Which of the following is the most likely immediate effect of high extracellular Ca2+ on skeletal muscle function?
A. Inability to contract
B. Uncontrolled contraction
C. No effect
D. Decreased strength of contraction
Answer: B
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The tarsal plate of the eyelid ________
A) is composed of connective tissue surrounding a thin cartilage plate B) is connected to the levator palpebrae C) is connected to the superior rectus muscle D) assists in the act of winking
The barrier between the plasma and interstitial fluid is the ____________________
Fill in the blank(s) with correct word
A network of nerves is known as a:
A) ramus. B) horn. C) plexus. D) root.
Which best describes an event that occurs as part of the crossed-extensor reflex?
A. It stimulates contraction of the contralateral flexor and inhibits contraction of the contralateral extensor. B. It stimulates contraction of the contralateral extensor and inhibits contraction of the contralateral flexor. C. It is initiated by stretch in the ipsilateral extensor muscle. D. Inhibitory interneurons are activated, which synapse onto contralateral extensor muscles. E. Monosynaptic excitatory stimulation of ipsilateral extensor muscles occurs.