UNCG BIO 277 FINAL EXAM REVIEW ACTUAL 2025/2026

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UNCG BIO 277 FINAL EXAM REVIEW ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS Signals that affect nearby target cells after diffusing through interstitial fluid but not blood are... - Answer -paracrine signals The regulation of hear rate is an example of ____ control involving ____ signal-receptor combinations. - Answer -antagonistic; at least two Glucose enters the interstitial epithelial cells by _____ and exits those cells by ___. - Answer -secondary active transport; facilitated diffusion Steroid hormones initiate responses in target-cells by activating... - Answer -gene transcription Corticotropin Releasing Hormone (CRH) is released from where? - Answer -hypothalamus Oxytocin is released in direct response to what? - Answer -mechanical stimulation of the nipple Graded potentials are _____ in strength. - Answer -variable Delivery of a drug that increases permeability of neuronal membranes to calcium would cause the neurons to do what? - Answer -depolarize At an ion's equilibrium potential, the net movement of that ion across Need assistance on Online classes, Exams & Assignments? Reach out for instant help!! Full Course Assistance, Plagiarism-free Essay Writing, Research Paper, Dissertation, Discussion Posts, etc…. Confidential & Secure services. Tutors are available for all subjects! Email now at: tutorjean01@gmail.com the membrane is zero since the energy of its concentration gradient is ____ the voltage difference. - Answer -exactly offset by The release of neurotransmitter molecules from an axon terminal is induced most directly by what? - Answer -calcium ions entering the cytosol Neurotransmitters are released by the membrane of axon terminals by the process of ____, and the neurotransmitters act as _____ signals when they bind with receptors on the next neuron in the pathway. - Answer -exocytosis; paracrine Increased levels of carbon dioxide near working cells causes the local ____ of systemic arterioles, and the ____ pH decreases the affinity of the local hemoglobin for oxygen. - Answer -dilation; decreased Hyper ventilation ____ the amount of CO2 in the blood, thus _____ plasma pH. - Answer -decreases; increasing At high altitude, low concentration of oxygen in the blood promotes the release of ____, which has receptors in the _____. - Answer -erythropoietin; bone marrow The process of inhalation occurs when ____ and the diaphragm is _____. - Answer -Palv<Patm; contracted Of the factors that influence diffusion of respiratory gases, the most variable in a healthy individual, and, therefore, the most important factor to consider is what? - Answer -gas concentration gradient Pulmonary arterioles are most likely to constrict when... - Answer -O2 levels decrease in the alveoli Stimuli for the activation of the renin-angiotensin-aldosterone synthesis (RAAS) pathway include... - Answer -low renal blood pressure Need assistance on Online classes, Exams & Assignments? Reach out for instant help!! Full Course Assistance, Plagiarism-free Essay Writing, Research Paper, Dissertation, Discussion Posts, etc…. Confidential & Secure services. Tutors are available for all subjects! Email now at: tutorjean01@gmail.com