HomeCoursesMEDSCI 201: Human Structure and FunctionLecture 2 Lecture 2 0% Question 1 of 45 What are the types of connective tissue? (3) = Proper, fluid, supporting What are the types of connective tissue? (3) = Proper, fluid, supportingQuestion 1 of 45Question 2 of 45 What are the types of connective tissue proper? (2) = Loose, dense What are the types of connective tissue proper? (2) = Loose, denseQuestion 2 of 45Question 3 of 45 Where is loose connective tissue found? = areolar tissue, adipose tissue, reticular tissue Where is loose connective tissue found? = areolar tissue, adipose tissue, reticular tissueQuestion 3 of 45Question 4 of 45 What are the tissues made up of dense connective tissue? (3) = dense regular, dense irregular, elastic What are the tissues made up of dense connective tissue? (3) = dense regular, dense irregular, elasticQuestion 4 of 45Question 5 of 45 What are the types of fluid connective tissue? (2) = blood, lymph What are the types of fluid connective tissue? (2) = blood, lymphQuestion 5 of 45Question 6 of 45 What are the types of supporting connective tissues? (2) = Cartilage, bone What are the types of supporting connective tissues? (2) = Cartilage, boneQuestion 6 of 45Question 7 of 45 What are the types of cartilage? (3) = Hyaline, elastic, fibrous What are the types of cartilage? (3) = Hyaline, elastic, fibrousQuestion 7 of 45Question 8 of 45 What are the cells involved in cartilage? (4) = Chondroprogenitor cells, Chondroblasts, Chondrocytes, Chondroclasts What are the cells involved in cartilage? (4) = Chondroprogenitor cells, Chondroblasts, Chondrocytes, Chondroclasts Question 8 of 45Question 9 of 45 What makes up the perichondrium? (2) = Outer fibrous layer, inner contains chondroprogenitor cells What makes up the perichondrium? (2) = Outer fibrous layer, inner contains chondroprogenitor cellsQuestion 9 of 45Question 10 of 45 Where is hyaline cartilage found? (4) = synovial joints, larynx, trachea, nasal septum Where is hyaline cartilage found? (4) = synovial joints, larynx, trachea, nasal septumQuestion 10 of 45Question 11 of 45 What is the function of hyaline cartilage? = Provides stiff but moderately flexible support What is the function of hyaline cartilage? = Provides stiff but moderately flexible supportQuestion 11 of 45Question 12 of 45 Where is elastic cartilage found? (2) = auricle of external ear, epiglottis Where is elastic cartilage found? (2) = auricle of external ear, epiglottis Question 12 of 45Question 13 of 45 What is the function of elastic cartilage? = Provides support while tolerating distortion What is the function of elastic cartilage? = Provides support while tolerating distortionQuestion 13 of 45Question 14 of 45 Where is fibrous cartilage found? (2) = Pubis symphysis, vertebral discs Where is fibrous cartilage found? (2) = Pubis symphysis, vertebral discsQuestion 14 of 45Question 15 of 45 What is the function of fibrous cartilage? = Tough support, resists compression What is the function of fibrous cartilage? = Tough support, resists compressionQuestion 15 of 45Question 16 of 45 What is in the ECM of Hyaline cartilage? (3) = Hyaluronic acid, obscured collagen fibres, protein What is in the ECM of Hyaline cartilage? (3) = Hyaluronic acid, obscured collagen fibres, proteinQuestion 16 of 45Question 17 of 45 What is in the ECM of fibrous cartilage? = Collagen fibres What is in the ECM of fibrous cartilage? = Collagen fibresQuestion 17 of 45Question 18 of 45 What is in the ECM of elastic cartilage? = Elastic fibres What is in the ECM of elastic cartilage? = Elastic fibresQuestion 18 of 45Question 19 of 45 What are the cells in bone? (4) = Osteoprogenitor cells, Osteoblasts, Osteocytes, Osteoclasts What are the cells in bone? (4) = Osteoprogenitor cells, Osteoblasts, Osteocytes, Osteoclasts Question 19 of 45Question 20 of 45 What is in the periosteum? (2) = Outer contains fibres, inner contains osteoprogenitor cells What is in the periosteum? (2) = Outer contains fibres, inner contains osteoprogenitor cellsQuestion 20 of 45Question 21 of 45 What type of growth is associated with bone? = Appositional What type of growth is associated with bone? = AppositionalQuestion 21 of 45Question 22 of 45 Which is vascularised…bone or cartilage? = Bone Which is vascularised…bone or cartilage? = BoneQuestion 22 of 45Question 23 of 45 What are the components of an osteon? (2) = Concentric lamallae, central canal What are the components of an osteon? (2) = Concentric lamallae, central canalQuestion 23 of 45Question 24 of 45 What are the channels and holes, in bone outside the osteons? (2) = Canaliculi, lacunae What are the channels and holes, in bone outside the osteons? (2) = Canaliculi, lacunaeQuestion 24 of 45Question 25 of 45 Which bone has no lamellae? = Woven bone Which bone has no lamellae? = Woven boneQuestion 25 of 45Question 26 of 45 Which bone has parallel lamellae but no osteons? = Spongey bone Which bone has parallel lamellae but no osteons? = Spongey boneQuestion 26 of 45Question 27 of 45 Which bone has lamellae and osteons? = Compact bone Which bone has lamellae and osteons? = Compact boneQuestion 27 of 45Question 28 of 45 What is the first step in skeletogenesis? = Establishment of the mesenchymal structure of the skeleton What is the first step in skeletogenesis? = Establishment of the mesenchymal structure of the skeletonQuestion 28 of 45Question 29 of 45 What are the mechanisms in establishing the mesenchymal skeleton? (3) = Settlement of migrating cells, formation of a matrix, proliferation and apoptosis What are the mechanisms in establishing the mesenchymal skeleton? (3) = Settlement of migrating cells, formation of a matrix, proliferation and apoptosisQuestion 29 of 45Question 30 of 45 What types of factors influence mesenchymal condensation? (2) = Patterning, differentiation What types of factors influence mesenchymal condensation? (2) = Patterning, differentiationQuestion 30 of 45Question 31 of 45 What do differntiation factors do? = Determine the identity of skeletal cells What do differntiation factors do? = Determine the identity of skeletal cellsQuestion 31 of 45Question 32 of 45 What do patterning factors do? = Specificy the number, shape and location of skeletal elements What do patterning factors do? = Specificy the number, shape and location of skeletal elementsQuestion 32 of 45Question 33 of 45 Which factors differentiates mesenchyme into bone? = Runx2, Osx Which factors differentiates mesenchyme into bone? = Runx2, OsxQuestion 33 of 45Question 34 of 45 Which factor differentiates mesenchyme into cartilage? = Sox9 Which factor differentiates mesenchyme into cartilage? = Sox9Question 34 of 45Question 35 of 45 What type of structure is invaded by blood vessels during condensation? = Mesenchymal bone What type of structure is invaded by blood vessels during condensation? = Mesenchymal boneQuestion 35 of 45Question 36 of 45 What does the absence or presence of blood result in? (3) = Runx2,Osx: osteoprogenitor cells Sox9: chondroprogenitor cells What does the absence or presence of blood result in? (3) = Runx2,Osx: osteoprogenitor cells Sox9: chondroprogenitor cellsQuestion 36 of 45Question 37 of 45 What are the steps to arriving at lamellar bone? (5) = Mesenchymal cells + blood > Osteoblasts + collagen > Osteoid + calcification, Woven bone + organise ECM,Lamellar bone What are the steps to arriving at lamellar bone? (5) = Mesenchymal cells + blood > Osteoblasts + collagen > Osteoid + calcification, Woven bone + organise ECM,Lamellar boneQuestion 37 of 45Question 38 of 45 What is not in woven bone histological images? = lamellae What is not in woven bone histological images? = lamellaeQuestion 38 of 45Question 39 of 45 What is in spongey bone histological images? = Trabeculae What is in spongey bone histological images? = TrabeculaeQuestion 39 of 45Question 40 of 45 What does cartilage turn into? (2) = Bone, persistent cartilage What does cartilage turn into? (2) = Bone, persistent cartilageQuestion 40 of 45Question 41 of 45 What triggers the transformation of cartilage into bone? = Vasculature What triggers the transformation of cartilage into bone? = VasculatureQuestion 41 of 45Question 42 of 45 What is the first bone formed? = Bone collar What is the first bone formed? = Bone collarQuestion 42 of 45Question 43 of 45 How do chondrocytes receive nutrients? = Diffusion How do chondrocytes receive nutrients? = DiffusionQuestion 43 of 45Question 44 of 45 What happens to chondrocytes of preosteogenic condensations? (3) = Hypertophy, calcify matrix, die for lack of nutrients What happens to chondrocytes of preosteogenic condensations? (3) = Hypertophy, calcify matrix, die for lack of nutrientsQuestion 44 of 45Question 45 of 45 What happens when chondrocytes die? (2) = Lacunae formed, blood vessels bring osteocytes into lacunae What happens when chondrocytes die? (2) = Lacunae formed, blood vessels bring osteocytes into lacunaeQuestion 45 of 45 Loading...
