Intercalated discs - Study guides, Class notes & Summaries

APHY 102 Exam 3 Chapter (19-21)Review Questions and Answers 2024 The superior portion of the heart where major blood vessels enter and exit is the: Base Apex Inferior border Left border Base The inferior point of the heart is called the: Base Apex Inferior border Left border Apex Most of the mass of the heart lies to the ______ of the midline: Area above Area below Left Right Left Most of the middle layer in the heart wall is composed of: Cardiac muscle c...

HISTOLOGY MUSCLE EXAM STUDY GUIDE TEST. skeletal muscle - CORRECT ANSWER Peripheral - CORRECT ANSWER where nuclei are seen in skeletal muscle Cardiac Muscle - CORRECT ANSWER Striated like skeletal muscle with branching cells, central nuclei (appear round), and intercalated disks Cardiac muscle - CORRECT ANSWER Smooth Muscle - CORRECT ANSWER spindle-shaped muscle that has central nuclei, slow & prolonged contractions, no striations and is found in areas under autonomic control ...

Trail Guide to Movement, Muscles part 1 and 2 Questions With Solutions the three types of muscle tissue found in the body are... skeletal, smooth and cardiac skeletal muscle long cylindrical fibers, multinucleated, striations, voluntary cardiac muscle branched, striations, involuntary, connected by intercalated discs smooth muscle tissue no striations, multi-nucleated, fusiform shaped, involuntary endomysium surrounds and insulates each muscle fiber

BIOS 252 Final Exam Review Questions With Solutions 100% Correct What are the three types of muscle tissue? Skeletal, Cardiac, and Smooth What are characteristics of skeletal muscle? Striated, voluntary, multinucleated, somatic nervous system control What are characteristics of smooth muscle? Non-striated, involuntary, uninucleated, autonomic nervous control What are characteristics of cardiac muscle? Striated, branching, uninucleated, involuntary, autonomic nervous control, intercal...

Dense Regular TissueTendons and most ligaments; white fibrous and collagen fibers Skeletal TissueAttached to the skeleton; multinucleated, striated, and voluntary Cardiac TissueOnly in the heart; pumps blood through the body; contains intercalated discs Smooth TissueWalls of hollow organs (digestive, urinary tract, uterus, and blood vessels); no striation; spindle-shaped cells FrontalisInsertion: skin of eyebrows and bridge of nose; Origin: epicranial aponeurosis; Action: raises eyebro...

a multilayered epithelium with rectangular shaped basal cells and square shaped cells at its surface would be classified as_______. a. simple cuboidal b. simple squamous c. transitional d. stratified cuboidal e. none of the above correct answers d. stratified cuboidal features of smooth muscle tissue include_______. a. its exclusive location in the heart b. a single nucleus for each cell c. large, long, multi-nucleated, unbranched cells d. intercalated discs. e. both B and C corr...

With muscular dystrophy _________________ A) muscles decrease in size due to loss of fat and connective tissue B) muscle fibers degenerate and atrophy C) most forms do not appear to be inherited D) most cases appear in young females - ANS B) muscle fibers degenerate and atrophy What muscle cells have the greatest ability to regenerate? A) skeletal B) cardiac C) smooth D) no muscle can regenerate - ANS C) smooth Most muscles contain _________________ A) muscle fi...

Which of these is not considered connective tissue? a) blood b) muscle c) cartilage d) apipose - Answer: B) muscle Which of these following is a skin sensory receptor for light touch? a) Ruffini body b) free blood cells c) Meissner's corpuscle d) hair follicles - Answer: C) Meissner's corpuscle Which of the following is a single-cells layer of epithelium that forms the lining of serous membranes? a) simple cuboidal b) simple columnar c) pseudo-stratified columnar d) sim...

what are the two layers of the pericardial sac correct answer: outer fibrous pericardium anchors the heart to diaphragm visceral pericardium (epicardium) has a serous membrane what is unique about cardiac muscle (myocardial fibers) correct answer: - no nerves are present intercalated discs at the junctions between fibers (they contain desmosomes, connections to prevent muscle cells from separating during contraction, and gap junctions, which permit ions to pass from cell to cell which fac...

What are the characteristics of an endocrine gland? - -Composed of secretory endocrine cells derived from an epithelium that is supported by a connective tissue framework. -extensive blood supply What is unique about thyroid hormone? - -it has a large concentration of iodide. -it is neither a protein or cholesterol based, they incorporate iodine as a active constituent -it has two forms (T3 (most active) & T4) How do lipid-soluble hormones exert their impact on cells? - being lipophilic...