Question | Answer |
Group of Cells with similar structure and function | Tissue |
4 major groups of tissue | Epithelial, connective, Muscle, nerve |
Covers (outer surface) or linings (inner surface) | Epithelial tissue |
NO capillaries-gets nutrients from connective tissue | Epithelial tissue |
Epithelial tissue has no _____ | Capillaries |
Epithelial classifications | Cell type, Shape, Number of layers |
Different cell types | Ciliated or non ciliated |
Different shapes | Squamous, Cuboidal, Columnar |
Number of layers | Simple (1), Stratified (many) |
Flat scale like | Squamous |
Same height and width | Cuboidal |
Tall and narrow | Columnar |
Single layer, smooth, thin and flat | Simple Squamous epithelium |
Many layers of mostly flat cells | Stratified Squamous epithelium |
Mitosis occurs in _____ cells | Cells |
Types of epithelium (2) | Keratinizing and Non-keratinizing |
Epidermis | Keratinizing |
Mucous membranes | Non-keratinizing |
Stratified epithelium with varied shapes and layers | Transitional epithelium |
Simple cubical epithelium purpose (thyroid, saliva, kidneys) | Secretion and absorption |
Simple columnar epithelium (stomach and intestines) | Secretion and absorption |
Ciliated epithelium (nose and fallopian tubes) | sweep mucous/egg |
Cells or organs that secrete | Glands |
Types of glands (2) | Unicellular and Multi-cellular |
Unicellular | one cell |
Secrete mucous and are found in respiratory and digestive tract | Goblet cells |
Multi-cellular | similar or dissimilar cells that combine secretions |
Types of multicultural cell (2) | Exocrine and Endocrine |
Glands that have ducts | Exocrine |
Ductless glands | Endocrine |
Secrete directly into blood or interstitial fluid | Endocrine glands |
Secrete hormones | Endocrine glands |
The presence of a matrix in addition to cells | Connective Tissue |
Connective Tissue (7) | Blood, Bone, Areolar, Adipose, Fibrous, Elastic, Cartilage |
Structural network or solution of non living intercellular material | Matrix |
Plasma, RBC, WBC, Platelets make | Blood |
Blood matrix | Plasma |
Blood forming | Hemopoietic tissue |
RBC, 5 types of WBC, and Platelets | Marrow |
Carry O2 and Hemoglobin | RBC |
2 types of WBC | Lymphatics |
Destroy pathogens and provide immunity | WBC |
Clotting purposes | Platelets |
Areolar (aka) | Lose |
Areolar cells | Fibroblasts |
Fibroblasts produce | protein fibers |
Areolar Matrix (2) | Collagen and Elastin |
Found beneath all epithelial tissue | Areolar tissue |
Adipose cells called | Adipocytes |
Adipocytes store | Fat |
Adipose matrix | small amounts of fluid and collagen fibers |
Mostly subcutaneous also around kidneys and eyes | Adipose |
Fibrous cells called | Fibroblasts |
Fibrous matrix | Collagen |
Fibrous tissue found | Outer walls of arteries, tendons, ligaments |
Fibrous tissue runs______ to resist force | Parallel |
Fibrous tissue(arteries, tendons, ligaments) has ___ blood supply | Poor |
Dermis and facia have ____ blood supply | Good |
Elastic tissue cells called | Fibroblasts |
Elastic matrix | Mostly Elastin some collagen |
Elastic tissue found in | Walls of arteries, alveoli, some ligaments |
Bone cells called | Osteocytes |
Bone matrix | Calcium salt and Collagen |
Columns of cells that run long axis with rings at ends | Bone tissue |
Bone tissue has ____blood supply | Good |
Cartilage cells called | Condrocytes |
Cartilage matrix | flexible protein |
Cartilage found | joint surfaces, external ear, |
Cartilage has ___capillaries | No |
Muscle tissue (3) | Skeletal, Smooth, Cardiac |
Skeletal muscle tissue(3) | Cylindrical, Several, Striated |
Muscle cells | Myocytes |
Several | Nuclei in ___cell |
Striped-Contractile proteins | Striated |
Attach to bone to move the skeleton | Skeletal muscle |
Skeletal muscle has its own motor nerve ending(can be controlled_____) | Voluntarily |
Skeletal muscle produces____ to maintain body temperature | heat |
Skeletal muscle names(3) | Skeletal, Striated, Voluntary |
Skeletal describes | location |
Striated describes | appearance |
Voluntary describes | function |
Smooth muscle tissue(3) | Tapered ends, Single nuclei, No striations |
In many visceral organs | Smooth muscle |
Visceral describes | location |
Smooth describes | appearance |
Involuntary describes | function |
Cardiac Muscle (2) | branched and single nucleus, |
Cardiac muscle has ____ striations | Small |
Forms myocardium | Cardiac muscle |
Pumps blood | Cardiac muscle |
Nervous tissue cells | Neurons |
Generate and carry electromechanical impulses | Neurons |
Has a direct role in almost every body function | Nervous tissue |
Brain and spinal cord | CNS |
Peripheral nerves | PNS |
Contains organelles | Cell body |
Process that carries impulses away from cell body | Axon |
Axon carries impulses ________ cell body | Away from |
Process that carries impulses toward cell body | Dendrites |
Dendrites carry impulses _____cell body | Toward |
____impulses travel along the cell membrane | Electrical |
Epithelial membranes (2) | Serous and mucous |
Simple Squamous epithelium that lines closed body cavities and cover organs in these cavities | Serous membranes |
Reduces friction | Serous fluid |
Lines thoracic cavity | Parietal pleura |
Covers lungs | Visceral pleura |
Lines the fibrous pericardium | Parietal pericardium |
Covers the heart | Visceral pericardium |
Lines the abdominal cavity | Peritoneum |
Covers abdominal organs | Mesentery |
Lines the tracts that have openings to the outside | Mucous membranes |
Keeps cells wet, lubricated, traps dust and bacteria | Mucous |
Covers bone, anchors tendons, and ligaments to bone | Periosteum |
Between skin and muscle | Superficial facia |
Covers cartilage | Perichondrium |
Lines synovial joint cavities, secretes synovial fluid | Synovial |
Covers skeletal muscle, anchors tendons to muscle | Deep facia |
Covers the brain and spinal cord | Meninges |
Forms sac around the heart, lined by parietal pericardium | Fibrous pericardium |