Cortical oocyte granules contain lysosomal enzymes, and they are released to help prevent polyspermy once a sperm has entered an ovum.
Answer the following statement true (T) or false (F)
True
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Platelets play a key role in _________, but if they are not used they are broken down after about ________ days
A. hemostasis, 120 B. hemostasis, 9 C. hematopoiesis, 120 D. hematopoiesis, 9
Which of the following does not occur within the large intestine?
A. storage of feces B. re-absorption of water C. formation of feces D. absorption of fats E. production of vitamin K by bacteria
Match each of the terms with its definition or description.
a. right lymphatic duct b. thoracic duct c. cisterna chyli d. efferent vessels e. afferent vessels f. thymus g. palatine tonsils h. pharyngeal tonsils i. lingual tonsils j. spleen k. lacteals l. lymph nodes m. thymosins 1. _____ Type of lymph vessel that moves lymph toward the lymph node 2. _____ Structure in which T cells mature 3. _____ Structures that can also be called adenoids 4. _____ Structure that drains about one fourth of the lymph of the body 5. _____ Type of lymph vessel that moves lymph away from the lymph node 6. _____ Tonsils that are near the base of the tongue 7. _____ A storage area for lymph in the thoracic duct 8. _____ Tonsils that are on either side of the throat 9. _____ Structure through which about three fourths of the lymph in the body drains 10. _____ Largest organ of the lymphatic system 11. _____ A group of hormones produced by the thymus gland 12. _____ Lymphatic vessels in the wall of the small intestine 13. _____ Structures that filter the lymph before it is returned to the blood
Which center bears the primary responsibility for generating the respiratory rhythm, but is influenced by several other centers?
A. SRG B. VRG C. DRG D. PRG