Briefly describe why cardiac tissue cannot repair itself after damage?
What will be an ideal response
Cardiac muscle lacks stem cells and mature cardiac muscle fibers cannot go through mitosis.
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Which is not correct regarding the hypothalamo-hypophyseal portal system?
A. The system is drained by the anterior hypophyseal veins. B. The system is the circulatory connection between the hypothalamus and the posterior pituitary. C. The system carries venous blood. D. The system includes two capillary plexuses. E. The system transports hypothalamic hormones.
The primary kind of motility in the small intestine during digestion of a meal is:
A. peristalsis. B. segmentation. C. receptive relaxation. D. migrating motility complex. E. mass movement.
Arteries contain ________ than veins.
A. more smooth muscle and elastic connective tissue B. less smooth muscle and more elastic connective tissue C. less smooth muscle and elastic connective tissue D. more smooth muscle and less elastic connective tissue
Which class of disorders includes conditions of the mind?
A. Trauma B. Cancers C. Genetic disorders D. Mental disorders