IVY TECH APHY 101 FINAL ACTUAL EXAM| 300 QUESTIONS AND CORRECT ANSWERS| 2023-2024 UPDATE |A GRADED At a neuromuscular junction a. actin and myosin filaments slide past one another. b. troponin and tropomyosin exchange places. c. neurotransmitters are released. d. intercalated discs are synthesized. - ANSWER- c Articular cartilage is a. fibrocartilage. b. found only in the knees and elbows. c. elastic cartilage. d. hyaline cartilage. - ANSWER- d Movement that brings the foot farther from the shin is a(n) a. plantar flexion. b. hyperextension. c. rotation. d. dorsiflexion. - ANSWER- a The axial skeleton includes a. the upper and lower limbs and pelvic and pectoral girdles. b. the skull, hyoid bone, thoracic cage, and vertebral column. c. the radius, ulna, carpals, and phalanges. d. the femur, tibia, and fibula. - ANSWER- b Fibrous joints are the first to change with age. True False - ANSWER- true Classifying joints as synarthrotic, amphiarthrotic, or diarthrotic represents a. location in the body. b. the composition of the joint. c. the number of bones that the joint affects. d. the degree of movement possible at the joint. - ANSWER- d In a child, a vitamin D deficiency results in ______, whereas a vitamin A deficiency results in ______. a. pituitary dwarfism; rickets b. rickets; retardation of bone development c. excess calcium absorption; osteomalacia d. soft bones; rickets - ANSWER- b The muscle that causes an action is the a. synergist. b. antagonist. c. agonist. d. mediator. - ANSWER- c Compact bone has ________, whereas spongy bone has __________. a. spaces that reduce the weight of bone; tightly packed matrix that is solid b. osteons; trabeculae c. trabeculae; osteons d. osteocytes; no osteocytes - ANSWER- b The buccinator muscle is in the a. buttocks. b. chest. c. bladder. d. Cheek - ANSWER- d Types of fibrous joints include a. synarthrotic, amphiarthrotic, and diarthrotic joints. b. syndesmosis, suture, and gomphosis joints. c. synchondrosis, symphysis, and synovial joints. d. pivot, condylar, and ellipsoidal joints. - ANSWER- b atabolism builds up molecules and anabolism breaks down molecules. True False - ANSWER- false The anatomical term that indicates a structure close to the surface is a. anterior. b. proximal. c. superficial . d. superior. - ANSWER- c Extracellular matrix consists of a. ground substance and protein fibers. b. fixed cells and wandering cells. c. heparin and keratin. d. lacunae and lamellae - ANSWER- a Cilia and flagella extend from certain cells, enabling them to move. True False - ANSWER- true The electron transport chain is a series of enzyme complexes that pass electrons, releasing energy that is used to phosphorylate ADP to ATP on the inner mitochondrial membrane. True False - ANSWER- true The tissue through which gases are exchanged between the blood and the air in the lungs is a. stratified squamous epithelium. b. simple squamous epithelium. c. simple cuboidal epithelium. d. simple columnar epithelium. - ANSWER- b