Practice TEST 3 Anatomy & Physiology

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1 Practice TEST 3 Anatomy & Physiology Tyler Junior College Tyler Campus FALL 2015 Chapters 7, 9, and 10 INSTRUCTIONS : Choose the BEST correct answer for each question. Chapter 7 1. Which of the following is not a component of the skeletal system? A. ligaments C. cartilage E. none of these B. bones D. tendons 2. The body of most long bones is mostly made of tissue. A. spongy bone B. compact bone C. cartilage 3. Tendons and ligaments are primarily made of tissue. A. hyaline cartilage C. fibrous cartilage B. dense irregular tissue D. dense regular tissue (lasagna noodles) 4. The formation of blood cells is called: A. interstitial growth C. ossification B. hemopoesis D. appositional growth cartilage 5. Calcitriol is a form of which vitamin? A. A C. C B. B 6 D. D Dr. David Cox BIOLOGY 2401 PAGE 1 OF 6

2 6. Ossification is the : A. conversion of osteoprogenitor cells to osteoblasts. B. growth of blood vessels in maturing bone. C. conversion of osteoblasts to osteocytes. D. conversion of cartilage to bone. (What type occurs in fetal tissue?) E. none of the above Use this Diagram for the next 2 Questions 7. (space) 8. rings Structure A. central canal B. lacuna - 7 C. canaliculi D. osteocyte E. lamellae - 8 AB. osteon 9. What things are in bone tissue but lacking in cartilage? (cite all) A. calcium salts C. cells that form a matrix E. nerves B. blood vessels D. mature cells in lacunae 10. Simulation of bone growth is caused by which of the following hormones? A. TH D. estrogen and testosterone B. GH E. all of the above C. serotonin 11. The femur is an example of a bone. A. short C. long B. flat D. irregular Dr. David Cox BIOLOGY 2401 PAGE 2 OF 6

3 12. The storage of Ca +2 in bone tissue is important because Ca +2 is required for: A. nerve impulse conduction B. blood clotting C. muscle contraction D. bone growth and repair E. all of the above. 13. The metaphysis of a long bone is. A. the central shaft. C. the center of the bone. B. the ends. D. between the central shaft and the ends. 14. Which is these cells secretes osteoid? A. osteoprogenitor cells C. osteoclasts B. osteoblasts D. all of the above 15. When you re eating ribs, that thin membrane on the outside of the bone is the : A. endosteum C. epiphyseal line E. articular cartilage B. periosteum D. metaphysis Chapter Which joint is only slightly moveable? A. synarthroses C. amphiarthroses B. diarthroses D. Joe s Bar and Grill 17. The joint at the radius and ulna is an example of a joint. A. plane C. ball in socket E. saddle B. hinge D. pivot Dr. David Cox BIOLOGY 2401 PAGE 3 OF 6

4 Chapter 10 Use this Diagram for the next 2 Questions 18 M Line 19. A Band 20. A Bands are made of A. myosin filaments only B. actin filaments and Z discs C. actin filaments only D. myosin filaments and actin filaments E. myosin filaments and Z discs 21. What is the connective tissue surrounding an entire muscle cell called? A. endomysium B. perimysium C. tendon D. sarcolemma E. epimysium 22. The ions released from the sarcoplasmic reticulum binds to sites on causing a shift in that complex to expose myosin binding sites on the actin filaments. A. Ca+2 ; troponin C. K+ ; troponin B. Na+ ; tropomyosin D. Ca+2 ; tropomyosin E. Ca+2 ; connectin 23. The H zone gets larger when a muscle is. A. contracted Dr. David Cox B. resting BIOLOGY 2401 C. stretched PAGE 4 OF 6

5 Use this Diagram for the next 2 Questions 24 protein Structure A. ATP binding site - 25 B. myosin C. troponin - 24 D. tropomyosin E. Ca ++ binding site AB. actin binding site FYI - another binding site 25 site 26. This enzyme allows for the conversion of two molecules of ADP to produce one molecule of ATP and one molecule of AMP for short term energy needs. A. ATP synthase C. myokinase E. phosphagenase B. creatine phosphatase D. ATPase 27. These structures are where smooth muscle intermediate filaments interact with sarcoplasm: A. dense plaques C. T- tubules E. myosin filament B. intermediate filament D. dense bodies 28. Because of structure differences, smooth muscle is to fatigue because it requires ATP than skeletal muscle for contraction. A. quicker; more C. slower; more B. quicker; less D. slower; less 29. Cardiac muscle cells are different from skeletal muscle cells in that they are, and contain nuclei. A. smooth; many C. striated; 1 E. branched; 1 B. branched; 2 D. smooth; Which mechanism provides ATP for short-term (5-10 sec) muscle contraction? A. phosphagen system C. anaerobic respiration B. aerobic respiration D. any of these Dr. David Cox BIOLOGY 2401 PAGE 5 OF 6

6 GOOD LUCK on the Real Test Dr. David Cox BIOLOGY 2401 PAGE 6 OF 6

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