In cystic fibrosis, defective chloride channels allow too many chloride ions to enter the cell, causing the cell to become hypertonic to the ECF and swell
Indicate whether the statement is true or false
F
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Why does breathing 100% oxygen have little effect on oxygen transport to tissues for a healthy person?
What will be an ideal response?
What type of protein fiber, commonly found in the extracellular matrix, is extensible?
A) elastic B) reticular C) collagen D) keratin
The posterior pituitary consists of neuronal terminals plus glial-like supporting cells known as __________
Fill in the blank(s) with correct word
Why do fetal mammals tend to have a lower hemoglobin P50 compared to adults?
A) This allows oxygen to be readily transferred from mother to fetus. B) This occurs because adults have a higher affinity for oxygen than the fetus. C) This applies only to species living in low-oxygen environments. D) Fetal mammals are smaller than adults.