List the four phases of the cardiac cycle
What will be an ideal response?
The four phases of the cardiac cycle are the 1 ) ventricular filling phase, 2 ) isovolumetric contraction phase, 3 ) ventricular ejection phase, 4 ) isovolumetric relaxation phase.
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Which of the labeled cells in the diagram of deep wound healing shown below has phagocytic properties?
a) C b) E c) F d) All of these answer choices are correct. e) Both E and F
During exercise, blood flow to skeletal muscles increases. The initial response that increases blood flow is automatic and independent of the nervous and endocrine systems. Which type of homeostatic regulation is this? Why?
When light strikes rhodopsin, the retinal is converted
A. from trans to cis, and retinal and opsin combine. B. from cis to trans, and retinal and opsin combine. C. from cis to trans, and retinal and opsin disassociate. D. from trans to cis, and retinal and opsin disassociate.
Which of the following veins does NOT drain into the hepatic portal vein?
A) inferior mesenteric vein B) superior mesenteric vein C) inferior phrenic vein D) gastrosplenic vein