What factor(s) can create positive feedback, making shock following hemorrhage get worse instead of better? Choose all that apply.
A. Low blood pressure causes baroreceptors to have a lower firing rate, secreting more norepinephrine and less acetylcholine, increasing cardiac output and causing vasoconstriction.
B. Inflammation leads to vasodilation, lowering blood pressure.
C. Dying organs cannot function to help restore blood pressure.
D. Stress raises blood pressure.
E. Dying cells release inflammatory factors.
Answer: E
You might also like to view...
G-protein-coupled receptors are found in both prokaryotes and eukaryotes
a. True b. False
In many eudicots, the primary root that enlarges and persists throughout the life of the plant is a
A. stolon. B. rhizome. C. taproot. D. companion root. E. fibrous root.
Plantar fasciitis is an inflammation of the fascia within the sole of the foot, resulting in foot and heel pain. What is a fascia?
A) a bundle of muscle cells that are enclosed in a connective tissue sheath B) a bundle of protein filaments (thick and thin) located within muscle cells C) the fibrous connective tissue sheath that surrounds the fascicles of the muscle D) a connective tissue structure that attaches one muscle to another muscle E) the area where the actin and myosin filaments overlap within a muscle cell
The experiments of Francesco Redi
A) used the scientific method to prove the idea of spontaneous generation. B) disproved the idea of spontaneous generation. C) determined that fly larvae were present in raw meat, and when left on the counter they turned into flies. D) disproved the scientific method. E) disproved that maggots and flies were related.