A slight decrease in arterial below normal is a more potent stimulus toward increasing respiration than is a slight increase in above normal
Indicate whether the statement is true or false
F
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A muscle fiber is
A. synonymous with a muscle cell. B. an elongated series of muscles held together by dense connective tissue. C. a collection of several muscles bound together by a membrane. D. found only in cardiac muscle. E. unable to transmit a signal from one fiber to another.
Which of the following structures is located in the right-lower quadrant but NOT in the right iliac region?
A. Appendix B. Large intestine C. Urinary bladder D. All of the listed organs are in both the right-lower quadrant and the right iliac region.
What is the function of hemangioblasts?
A) Hemangioblasts give rise to white blood cells. B) Hemangioblasts give rise to red blood cells. C) Hemangioblasts give rise to platelets. D) Hemangioblasts give rise to hematopoietic stem cells. E) Hemangioblasts remodel blood islands first into capillary networks and then into larger arterial and venous networks.
Which of the following characterizes Duchenne muscular dystrophy?
A. Muscles atrophy due to a loss of fat and scar tissue. B. There is a defective gene for the protein called dystrophin. C. There is a defective gene for the protein called duchennase. D. Muscles atrophy due to lack of response to acetylcholine. E. More females are affected than males.