Answer the following questions true (T) or false (F)
1. Jack has decided to take up jogging as a way to enhance his endurance training.
2. Decreased oxygen availability leads to muscular fatigue.
3. Cardiac muscles perform peristalsis to pump blood through the heart.
1. TRUE
2. TRUE
3. FALSE
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Cells can regulate the rate of the TCA cycle using all the following ways, EXCEPT
A) Controlling the concentration of the substrate. B) Controlling the concentration of the required enzyme. C) Controlling the amount of energy the cell must expend for survival. D) Controlling the catalytic activity of the required enzymes.
Which type of bone cell combines hydroxyapatite and collagen to form extracellular bone matrix?
A. Osteoclast B. Osteoblast C. Osteochondral progenitor cell D. Osteocyte
What is the inner, gelatinous region of each intervertebral disc called?
A. Annulus fibrosus B. Nucleus pulposus C. Lamella D. Chondral ring E. Articular ring
Into which vein does blood in the external jugular vein drain?
What will be an ideal response?