1. You have been given a sample of tissue that has open spaces partially
filled by an assemblage of needle like structures.
What is the tissue? - ANS ✅Spongy bone
2. The only moveable bone in the skull is? - ANS ✅Mandible
3. Which mineral is responsible for regulating fluid in the body? - ANS
✅Magnesium
4. Why are the skeletal muscles also called voluntary muscles? - ANS
✅They are under conscious control.
5. All actions of the nervous system depend on the transmission of
nerve impulses over ______. - ANS ✅Neurons
6. Motor or _____ neurons transmit nerve impulses away from the CNS. -
ANS ✅Efferent
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, Hesi
7. Jeffery has contracted bulbar poliomyelitis, and it has affected the
medulla oblongata. The doctors warned the family that his condition
is grave and death may be imminent. What functions of the medulla
oblongata have warranted such a dire prognosis? - ANS ✅The medulla
oblongata contains vital centres that control heart action, blood vessel
diameter, and respiration.
8. What are chemical messengers that control growth, differentiation,
and the metabolism of specific target cells called? - ANS ✅Hormones
9. Which of the following are tropic hormones? - ANS ✅Somatotropin,
follicle-stimulating hormone, thyroid-stimulating hormone.
10. Which leukocytes are correctly matched with their function or
description? - ANS ✅Monocytes - become macrophages, lymphocytes -
important in immune response, neutrophils - phagocytize micro
organisms.
11. The heart has an intrinsic beat that is initiated by which of the
following? - ANS ✅Sinoatrial node
12. Vasodilation and vasoconstriction result from which of the
following ? - ANS ✅Relaxation and contraction of the smooth muscle in
the arterial wall.
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