Notes in 05MuscularTissue

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Published	07/30/2024	Muscular tissue is derived from what embryonic germ layer during myogenesis
Published	07/30/2024	Contractile proteins
Published	07/30/2024	Regulatory proteins (2)
Published	07/30/2024	aka Muscle cell
Published	07/30/2024	Muscles may be classified according to control (2)
Published	07/30/2024	Muscles may be classified according to arrangement of contractile proteins
Published	07/30/2024	Muscles that are under conscious control
Published	07/30/2024	Muscles that are are under autonomic or hormonal control
Published	07/30/2024	Muscles that have contractile proteins are arranged in an orderly fashion
Published	07/30/2024	Muscles that have contractile proteins that have no particular arrangement
Published	07/30/2024	Shape of muscle cells
Published	07/30/2024	Appearance
Published	07/30/2024	Staining nature of muscular tissue
Published	07/30/2024	Color of muscular tissue in slides
Published	07/30/2024	Fibers are bound together by {{c1::areolar connective tissue::tissue}} with blood vessels and nerves
Published	07/30/2024	SINGLE CELL CONTRACTILE UNITS (3)
Published	07/30/2024	aka myoepithelium / basket cells
Published	07/30/2024	found in glandular epithelium; embracing or surrounding glandular units
Published	07/30/2024	Myoepithelial cell shape
Published	07/30/2024	usually consists of a cell body with processes radiating and embracing secretory units
Published	07/30/2024	Contractile functions of myoepithelial/myoepithelium/basket cells
Published	07/30/2024	Pericytes aka
Published	07/30/2024	multi-functional mural cells of microcirculation
Published	07/30/2024	{{c1::Pericytes/rouglet cells}} are embedded in the {{c2::basement membrane}} where they wrap around and communicate with {{c3::endothelial cells of s…
Published	07/30/2024	Under EM, pericytes/rouglet cells are found
Published	07/30/2024	General function of pericytes/rouglet cells
Published	07/30/2024	rouglet cell/pericyte function in the brain
Published	07/30/2024	rouglet cell/pericyte function in the neurovascular unit
Published	07/30/2024	What happens with a deficiency of pericytes
Published	07/30/2024	Myofibroblasts are found {{c1::subepithelially}} in many {{c2::mucosal surfaces}}
Published	07/30/2024	Myofibroblasts are primarily involved in {{c1::fibrosis (formation of scar tissue)}}
Published	07/30/2024	How do myofibroblasts contract as a single cell contractile unit
Published	07/30/2024	Myofibroblasts are rich in what filament
Published	07/30/2024	Aside from being a single-cell contractile unit, myofibroblasts are also?
Published	07/30/2024	Myofibroblast function
Published	07/30/2024	Skeletal muscle is anchored to the bones by {{c1::tendons}}
Published	07/30/2024	Male skeletal muscle %
Published	07/30/2024	Female skeletal muscle %
Published	07/30/2024	Histologic features of skeletal muscle based on arrangement of actin and myosin
Published	07/30/2024	What type of nuclei do skeletal muscle cells exhibit
Published	07/30/2024	Where are mitochondria found in skeletal muscle cells
Published	07/30/2024	refers to the entire muscle itself
Published	07/30/2024	Groups of fascicles
Published	07/30/2024	The muscle bundle is covered in a sheath of areolar tissue that form a fibrous envelope called {{c1::epimysium (investing deep fascia)}}
Published	07/30/2024	groups of muscle fibers within the muscle bundle
Published	07/30/2024	The fascicle is covered by {{c1::perimysium}}
Published	07/30/2024	Single cell of skeletal muscle
Published	07/30/2024	Also known as the myocyte
Published	07/30/2024	The muscle fiber is covered by a connective tissue layer called {{c1::endomysium}}
Published	07/30/2024	The muscle fiber has a cell membrane called
Published	07/30/2024	Are muscle fibers approximately the same diameter and size?
Published	07/30/2024	The basic muscular unit is the {{c1::myofibril}} which is composed of {{c2::myofilaments}}, arranged in contractile units called {{c3::sarcomeres}}
Published	07/30/2024	neuron whose cell body is located in the motor cortex, brainstem or the spinal cord
Published	07/30/2024	axon (fiber) projects to the spinal cord or outside of the spinal cord to directly or indirectly control effector organs, mainly muscle and glands
Published	07/30/2024	For contraction to occur in a motoneuron, there must first be
Published	07/30/2024	Sliding filament theory: When an {{c1::impulse}} reaches the {{c2::muscle fibers}} of a motor unit, it stimulates a {{c3::reaction}} in each {{c4::sar…
Published	07/30/2024	basic contractile/functional unit of a muscle fiber which allows a muscle to contract
Published	07/30/2024	repeating unit between two z lines
Published	07/30/2024	2 myofilaments of the sarcomere
Published	07/30/2024	The I band is the "{{c1::isotropic}}" {{c1::light}} band
Published	07/30/2024	The I band contains {{c1::actin (thin)}} filaments only
Published	07/30/2024	How many sarcomeres are involved in the I band
Published	07/30/2024	lateral borders of the sarcomere
Published	07/30/2024	anchorage point of actin
Published	07/30/2024	Located within I band
Published	07/30/2024	The A band is the "{{c1::anisotropic}}" {{c1::dark}} band
Published	07/30/2024	contains entire length of myosin, and part of actin
Published	07/30/2024	contains overlapping myosin (thick) and actin (thin) filaments
Published	07/30/2024	The H zone of a sarcomere contains {{c1::myosin (thick)}} filaments only
Published	07/30/2024	bisects myosin; situated in the middle
Published	07/30/2024	located within A band
Published	07/30/2024	The {{c1::M line/disc}} in the middle of the H zone of the sarcomere and the anchorage point of myosin
Published	07/30/2024	Length of the Actin during contraction
Published	07/30/2024	Length of the Myosin during contraction
Published	07/30/2024	Length of the A band during contraction
Published	07/30/2024	Length of the I band during contraction
Published	07/30/2024	Length of the H zone during contraction
Published	07/30/2024	Pulled closer together during contraction
Published	07/30/2024	Histologic features of the smooth/visceral muscles (Long section)○ {{c1::Elongated, spindle-shaped, and tapered::Shape features}}○ {{c2::Single & …
Published	07/30/2024	Histologic features of the smooth/visceral muscles (Cross section)○ {{c1::Fibers are of varying sizes::Fiber size}}○ {{c2::Some small fibers do not sh…
Published	07/30/2024	Do smooth/visceral muscles have NMJs?
Published	07/30/2024	Do smooth/visceral muscles have sarcomeres?
Published	07/30/2024	Do smooth/visceral muscles have Syncytium?
Published	07/30/2024	Sarcoplasmic reticulum of smooth/visceral muscle?
Published	07/30/2024	Contractions of smooth/visceral muscle
Published	07/30/2024	2 types of smooth/visceral muscle
Published	07/30/2024	Generates low level, rhythmic, slow, continuous contractions (Type of smooth/visceral muscle)
Published	07/30/2024	No action potential (Type of smooth/visceral muscle)
Published	07/30/2024	Low level of fast myosin (Type of smooth/visceral muscle)
Published	07/30/2024	Examples: smooth muscle in walls of hollow organs (GIT, fallopian tube, ureter) (Type of smooth/visceral muscle)
Published	07/30/2024	Characterized by rapid contractions (Type of smooth/visceral muscle)
Published	07/30/2024	Multi-unit muscle with action potential (Type of smooth/visceral muscle)
Published	07/30/2024	Examples: iris of the eye, vas deferens, largearteries (Type of smooth/visceral muscle)
Published	07/30/2024	Aka myocardium
Published	07/30/2024	Cardiac muscle/Myocardium is voluntary or involuntary?
Published	07/30/2024	Order of actin and myosin of cardiac muscle/myocardium
Published	07/30/2024	In cardiac clls sarcomeres connect at ___ and ___
Published	07/30/2024	Areas where sarcomeres of cardiac muscle/myocardium connect
Published	07/30/2024	Nucleus of cardiac muscle/myocardium
Published	07/30/2024	shape of fibers of cardiac muscle/myocardium to each other
Published	07/30/2024	Cardiac muscle/Myocardium is closer to skeletal or smooth/visceral muscle?
Published	07/30/2024	Do cardiac muscle/myocardium have NMJs?
Published	07/30/2024	Mitochondria of cardiac muscle/myocardium
Published	07/30/2024	Cardiac muscle/myocardium sarcoplasmic reticulum
Published	07/30/2024	area where sarcomeres connect or differentiate from one another
Published	07/30/2024	distinguishing / identifying feature of the cardiac muscle
Published	07/30/2024	enable coordinated function via gap junctions to facilitate energy and calcium conductance between neighboring myocytes
Published	07/30/2024	3 cell junctions of intercalated discs
Published	07/30/2024	anchoring site to actin in myocardium/cardiac muscle
Published	07/30/2024	stops separation during contraction by binding the filaments that join the cells in myocardium/cardiac muscle
Published	07/30/2024	Which is the only type of muscle tissue w/ NMJs
Published	07/30/2024	Fusiform and short muscle tissue
Published	07/30/2024	branching muscle tissue
Published	07/30/2024	Cylindrical and long muscle tissue
Published	07/30/2024	Muscle tissue w/ few mitochondria
Published	07/30/2024	Muscle w/ numerous mitochondria
Published	07/30/2024	Muscle w/ many or few mitochondria
Published	07/30/2024	Muscle types w/ 1 nulcei
Published	07/30/2024	Muscle tissue types w/ >1 nuclei
Published	07/30/2024	Muscle cell types w/ no sarcomeres
Published	07/30/2024	Muscle cell types w/ sarcomeres
Published	07/30/2024	Muscle which functions as a syncytium but does not have 1
Published	07/30/2024	Muscle which has syncytium
Published	07/30/2024	Muscle type w/ no syncytium
Published	07/30/2024	Muscle w/ most elaborate SR
Published	07/30/2024	Muscle w/ moderately elaborate SR
Published	07/30/2024	Muscle w/ least elaborate SR
Published	07/30/2024	What are the two ways of classifying muscles?
Published	07/30/2024	Describe the appearance of muscular tissue under gross examination and under the microscope.
Published	07/30/2024	These help move the secretions from the secretory units.
Published	07/30/2024	What single cell contractile unit is important for the blood-brain barrier?
Published	07/30/2024	How is skeletal muscle arranged/organized?
Published	07/30/2024	(True or false) As the muscle contracts, the thick and thin filaments shorten
Published	07/30/2024	This feature of the cardiac muscle allows the heart to function as one.
Published	07/30/2024	Differentiate between fibroblasts and myofibroblasts.
Published	07/30/2024	In what type of muscle cell are actin and myosin best seen under
Published	07/30/2024	Which type/s of muscle cells are voluntary
Published	07/30/2024	Which type/s of muscle cells are involuntary
Published	07/30/2024	Muscle fibers are bound by what type of tissue
Published	07/30/2024	Shape of the nucleus of smooth muscle cells
Published	07/30/2024	Where can smooth muscle be found
Published	07/30/2024	Are myofilaments in smooth muscle organized?
Published	07/30/2024	Are myofilaments in skeletal muscle organized?
Published	07/30/2024	Are myofilaments in cardiac muscle organized?
Published	07/30/2024	What is the distinguishing / identifying feature of the cardiac muscle
Published	07/30/2024	How can syncytium exist
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