mod 7 Flashcards
What are the three types of muscle tissue?
Cardiac
Smooth
Skeletal
Which muscle tissues are voluntary
Skeletal
What muscle tissues have striations?
Skeletal
Cardiac
Skeletal muscle tissue has _ connective tissue sheaths. The innermost consists of areolar connective tissue and surrounds individual _____ _____.
three
muscle fiber
The ________ is an individual connective tissue sheath surrounding groups of muscle fibers called ______.
Perimyosin
Fassicles
The outermost sheath of a muscle cell is called ______ and wraps around the entire muscle.
endomyosin
Attachtment can be in form of a _____ attachment which is when the _____ fuses with the ______ of the bone.
direct
muscle
periosteum
Another form of attachment is ______ when attachment is via _____ or a flat sheet like apponeuorsis
indirect
tendon
What is a muscle cell plasma membrane called?
Sarcolemma
What is the cytoplasm of a muscle cell called?
Sarcoplasm
What are the special oxygen protein storage called?
myoglobin
What is the glycogen storage protein called?
Glycosomes
What sets muscle tissue away from all over tissues is its ability to convert _____ energy to _____ energy.
Chemical
Mechanical
Structures that are designed to convert energy are called _______. These create a series of dark __ bands and lighter __ bands that give the tissue its _____ look.
myofibrils
A
I
Striatations
The smallest contractile or _____ unit of a muscle fiber is called a _____. It is defined as the region of a myofibril between two succesive _____.
functional
sarcomere
Z discs
Coin-shaped sheets of protein that anchors the thin filaments and connect myofibrils to eachother
Thick filaments
Line of protein that holds adjacent thick filaments together
M Line
Lighter midrigion where filaments do not overlap
H Zone
Runs the length of the I band into the A band
Thin Filaments
The smooth ER surrounding each ____ is called the _____ reticulum.
Myofibrils
Sarcoplasmic
The Function of the SPR is to ____ the intracelluar ____ level at the end to form _________.
Myofibrils
regulate
Ca+2
Terminal Cristea
