The type of hemoglobin that has least affinity for 2,3-Diphosphoglycerate (2,3—DPG) or (2,3-BPG) is: A. Hb A1 B. Hb F C. Hb Barts D. Hg A2 Correct answer
The parvocellular pathway from lateral geniculate nucleus to visual cortex is most sensitive for the stimulus of: A. Color contrast B. Luminance contrast C. Temporal frequency D. Saccadic
The fibers from the contralateral nasal hemiretina project to the following layers of the lateral geniculate nucleus: A. Layers 2, 3 & 5 B. Layers 1, 2 &
Urinary concentrating ability of the kidney is increased by: A. ECF volume contraction B. Increase in Renal blood flow C. Reduction of medullary hyperosmolarity D. Increase in GFR
Which one of the following statements is true regarding water reabsorption in the tubules? A. The bulk of water reabsorption occurs secondary to Na reabsorption. B. Majority of
The main site of bicarbonate reabsorption is: A. Proximal convoluted tubule B. Distal convoluted tubule C. Cortical collecting duct D. Medullary collecting duct Correct answer : A. Proximal
S.A. node acts as a pacemaker of the heart because of the fact that it: A. Is capable of generating impulses spontaneously B. Has rich sympathetic innervations C.
All of the following factors normally increase the length of the ventricular cardiac muscle fibers except: A. Increased venous tone B. Increased total blood volume C. Increased negative
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