1. Blood cell formation is called ________.<\/p>\n
a. ossification<\/p>\n
b. hematopoiesis<\/p>\n
c. homeostasis<\/p>\n
d. metabolism<\/p>\n
2. What bones protect the spinal cord?<\/p>\n
a. ribs<\/p>\n
b. sternum<\/p>\n
c. vertebrae<\/p>\n
d. coxal bones<\/p>\n
3. Cube-shaped bones that contain mostly spongy bone are called ________ bones.<\/p>\n
a. flat<\/p>\n
b. long<\/p>\n
c. short<\/p>\n
d. irregular<\/p>\n
4. Small canals that connect osteocytes in their lacunae to the central canal are known as<\/p>\n
________.<\/p>\n
a. canaliculi<\/p>\n
b. perforating (Volkmann\u2019s) canals<\/p>\n
c. central (Haversian) canals<\/p>\n
d. perforating (Sharpey\u2019s) fibers<\/p>\n
5. The process of bone formation is known as ________.<\/p>\n
a. hematopoiesis<\/p>\n
b. hemostasis<\/p>\n
c. metabolism<\/p>\n
d. ossification<\/p>\n
6. Bone-destroying cells known as osteoclasts are activated by the hormone ________.<\/p>\n
a. calcitonin<\/p>\n
b. parathyroid hormone (PTH)<\/p>\n
c. insulin<\/p>\n
d. growth hormone<\/p>\n
7. Striated involuntary muscle tissue is classified as ________ muscle.<\/p>\n
a. skeletal<\/p>\n
b. cardiac<\/p>\n
c. smooth<\/p>\n
d. either smooth or skeletal<\/p>\n
8. The epimysium covering on the outside of the muscle can blend into cordlike ________ or<\/p>\n
sheetlike ________.<\/p>\n
a. tendons; aponeuroses<\/p>\n
b. ligaments; tendons<\/p>\n
c. fascia; ligaments<\/p>\n
d. aponeuroses; ligaments<\/p>\n
9. The ________ is an organelle that wraps and surrounds the myofibril and stores calcium.<\/p>\n
a. cross bridge<\/p>\n
b. sarcomere<\/p>\n
c. sarcolemma<\/p>\n
d. sarcoplasmic reticulum<\/p>\n
10. Muscle tissue has the ability to shorten when adequately stimulated, a characteristic known as ________.<\/p>\n
a. elasticity<\/p>\n
b. irritability<\/p>\n
c. contractility<\/p>\n
d. extensibility<\/p>\n
11. One neuron and all the skeletal muscles it stimulates is known as a ________.<\/p>\n
a. sarcoplasmic reticulum<\/p>\n
b. motor unit<\/p>\n
c. synaptic cleft<\/p>\n
d. neuromuscular junction<\/p>\n
12. The heads of the myosin myofilaments are called ________ when they link the thick and thin<\/p>\n
filaments together during skeletal muscle contraction.<\/p>\n
a. neuromuscular junctions<\/p>\n
b. synapses<\/p>\n
c. cross bridges<\/p>\n
d. motor units<\/p>\n
13. The gap between the motor neuron and the muscle fiber it supplies at the neuromuscular junction is called the ________.<\/p>\n
a. synaptic cleft<\/p>\n
b. motor unit<\/p>\n
c. cross bridge<\/p>\n
d. H zone<\/p>\n
14. The nervous system is structurally subdivided into two systems: ________ nervous system and ________ nervous system.<\/p>\n
a. central; peripheral<\/p>\n
b. somatic; autonomic<\/p>\n
c. parasympathetic; sympathetic<\/p>\n
d. autonomic; sympathetic<\/p>\n
15. ________ cells form the myelin sheaths around nerve fibers in the PNS.<\/p>\n
a. Satellite<\/p>\n
b. Ependymal<\/p>\n
c. Schwann<\/p>\n
d. Nerve<\/p>\n
16. Support cells in the central nervous system are collectively called ________.<\/p>\n
a. myelin sheaths<\/p>\n
b. neuroglia<\/p>\n
c. oligodendrocytes<\/p>\n
d. microglia<\/p>\n
17. The part of the neuron that typically conducts nerve impulses away from the cell body is the ________.<\/p>\n
a. dendrite<\/p>\n
b. cell body<\/p>\n
c. synaptic cleft<\/p>\n
d. axon<\/p>\n
18. The gaps between Schwann cells found at regular intervals in peripheral system neurons are called ________.<\/p>\n
a. synaptic clefts<\/p>\n
b. axon terminals<\/p>\n
c. nodes of Ranvier<\/p>\n
d. myelin sheathsUnit 2 Examination 86 GED 102 The Human Body<\/p>\n
19. Sensory receptors located in muscles and tendons are termed ________.<\/p>\n
a. Meissner\u2019s corpuscles<\/p>\n
b. proprioceptors<\/p>\n
c. lamellar corpuscles<\/p>\n
d. association neurons<\/p>\n
20. The membrane that covers the outer surface of the eye and lines the eyelids is the ________.<\/p>\n
a. choroid<\/p>\n
b. sclera<\/p>\n
c. conjunctiva<\/p>\n
d. retina<\/p>\n
21. The ________ gland is located above the lateral end of each eye and releases tears.<\/p>\n
a. tarsal<\/p>\n
b. ceruminous<\/p>\n
c. lacrimal<\/p>\n
d. ciliary<\/p>\n
22. The fibrous covering of the eye consists of the white outer layer, known as the ________, and a transparent portion known as the ________.<\/p>\n
a. sclera; cornea<\/p>\n
b. conjunctiva; sclera<\/p>\n
c. iris; pupil<\/p>\n
d. pupil; cornea<\/p>\n
23. The innermost sensory layer of the eye that contains bipolar cells and ganglion cells is the ________.<\/p>\n
a. choroid<\/p>\n
b. retina<\/p>\n
c. sclera<\/p>\n
d. cornea<\/p>\n
24. The region of the optic nerve lacking photoreceptor cells is known as the ________.<\/p>\n
a. retina<\/p>\n
b. optic disc (blind spot)<\/p>\n
c. choroid<\/p>\n
d. iris<\/p>\n
25. The biconvex structure that focuses light on the retina is the ________.<\/p>\n
a. cornea<\/p>\n
b. pupil<\/p>\n
c. lens<\/p>\n
d. iris<\/p>\n","protected":false},"excerpt":{"rendered":"
1. Blood cell formation is called ________. a. ossification b. hematopoiesis c. homeostasis d. metabolism 2. What bones protect the spinal cord? a. ribs b. sternum c. vertebrae d. coxal bones 3. Cube-shaped bones that contain mostly spongy bone are Read More …<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-144293","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/www.benedictsol.com\/blogs\/wp-json\/wp\/v2\/posts\/144293","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.benedictsol.com\/blogs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.benedictsol.com\/blogs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.benedictsol.com\/blogs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.benedictsol.com\/blogs\/wp-json\/wp\/v2\/comments?post=144293"}],"version-history":[{"count":0,"href":"https:\/\/www.benedictsol.com\/blogs\/wp-json\/wp\/v2\/posts\/144293\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.benedictsol.com\/blogs\/wp-json\/wp\/v2\/media?parent=144293"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.benedictsol.com\/blogs\/wp-json\/wp\/v2\/categories?post=144293"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.benedictsol.com\/blogs\/wp-json\/wp\/v2\/tags?post=144293"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}