Medical Sciences question and answers for August 08, 2023
- Q Commissural fibersA) carry pain information to the correct brain structure.B) are divided by the longitudinal fissure.C) link the cerebral cortex to the diencephalon.D) interconnect and allow communication between cerebralhemispheres.E) connect...
- Q Give a brief detail of the physiologic steps to musclecontraction. Explain with support of the appropriate chapters inyour book.We have multiple important muscles or muscle groups inthe body. Chose one...
- Q Explain how leak channels and gated channels differ.Discuss the role of calcium ions in the transmission of anaction potential at the synapse.Define continuous propagation and saltatory propagationIdentify and describe the...
- Q There can be more than one right answer!14. Aquaporins are always present (no control over them) intheA. proximal convoluted tubuleB. descending limb of loop of HenleC. ascending limb of loop...
- Q There can be more than one correct answer!12. ReninA. increases Na+ reabsorptionB. is released by JG cells when macula densa cells detectslowerflow of NaCL thorough the distal convoluted tubuleC. is...
- Q Question Data collected for a particular subject during the acid baseexperiment weretime between urine collections = 30 minurine volume collected = 73 mLpH of urine = 7.12Buffer-bound H+ concentration =...
- Q 1a)when the kidneys detect low blood pressure, acompensatory mechanism to raise blood pressure is the secretion ofthis signaling molecule that acts to increase aldosteronereleasea.PIP2 Calciumb. ACTHc. renind. EPO1b)chemoreceptors form a...
- Q Using the equation for liquid accumulation {(liquid accumulation= K [(Pc – Pi) – (Πpl - Πi)]-Qlymph}, explain changingcomponents in the equation can increase in interstitial volume andhow edema ‘safety’ factors...
- Q Why is a CNS neuron not usually replaced after it isinjured?Classify neurons according to their function?_______ account for roughly half of the volume of the nervoussystem.Many medications introduced into the...
- Q V = (ΔPπr4)/8nLindicate how application of the equation to pulmonary air flowdiffers from blood flow through arterioles
- Q A. CARDIOVASCULAR SYSTEM- is an organ system composing of theheart and blood vessels as its major organs in which its majorfunction is transportation, using blood as the transport vehiclethat carries...
- Q Which of the following are lacking fully formed smooth musclelayers in the tunica medulla?A) capillaries and small venulesb) capillaries and arteriolesc) capillaries and veinsd) venules and veins
- Q 1. When an individual receivesantibodies that were produced by another person, or animal,providing short lived or temporary immunity, that is referredas:active immunityhumoral immunityimmunosuppressionpassive acquired immunityimmunocompetence2.  A method to artificially induce an...
- Q What is the purpose of HCl secretions? What cells secrete HClin the stomach?Explain how H+ is secreted into the stomach. Fig. 21.9. Ifbicarbonate (HCO3-) were not transported out of the...
- Q 35. What do calcium levels have to do with osteoporosis?Describe two things one can do to help prevent osteoporosis.36. How many pairs of chromosomes to humans have? Which numberchromosome determines...
- Q Name two Primary Central Organs of the Immune System:Name two Secondary Peripheral Organs of the Immune System:Cells that break down foreign proteins, process them, andexpress peptide fragments on their membrane...
- Q In the first and second trimester of pregnancy the uterus isrelatively unresponsive to oxytocin but during the last weeks ofpregnancy becomes increasingly responsive (meaning it will causecontractions). With your understanding...
- Q For each of these 3 channels, describe where they are found, howthey work, and the role they play in physiology: 1) the cardiacryanodine channel, 2) the voltage gated calcium channel...
- Q Paraphrase the basic meaning of this sentence found in the textbookinto more easier way: \"the most profound disjuncture between theJomon archaeological phase (14,500 BCE - 300 BCE) and the Yayoiarchaeological...
- Q Using bullet-point sentences, describe EVERY SINGLE action fromthe action potential moving down a motor neuron, to the synapse,and then all the way to contraction of the skeletal musclecell.
- Q 16 years old male patient who has had bleeding gums & skinrash over last few days, he asked medical advice & here are hislaboratory results: HB: 12 g/dl WBCs: 6000...
- Q why partial agonist is unable to reach the maximal response?
- Q Summarise the timecourse of the IL-6 response to anacute bout of prolonged strenuous exercise, and evaluate the majorsource of IL-6 secreted in response to exercise and the purpose ofits secretion....
- Q Choose a therapeutic device and write a report stating thefollowing:1. Definition2. Physical principles of operation and functions(how the device behaves at different conditions of thepatient)3. Examples4. References
- Q A toxin found in shellfish blocks voltage-gated Na+ channelsfrom opening in somatic motor neurons. What effect would this haveon nerve and muscle function?Neurons wouldn’t depolarize; muscle would contract continuously(spastic paralysis)Neurons...
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