BIO 201. Muscle
Muscle - answer movement is fundamental for most living things
What is muscle covered in? – answer Epimysium
Physiology of skeletal muscle - answerwarm ups and endurance
4 important muscle functions - answer1. produce movement
2. maintain posture & body position
3. stablize joints
4. generate heat when they contract
Characteristics of Muscle - answer-responsiveness
-conductivity
-contractility
-extensibility
-elasticity
What are skeletal muscle cells grouped into? - answerbundles of fascicles
What makes up half of our body mass? - answermuscle tissue
What can muscle tissue transform? - answerchemical energy (ATP) into mechanical
energy
When investigating muscles what should one look at? - answer-types of muscle
-characteristics of muscle tissue
-muscle functions
Types of muscle tissue - answer1. skeletal
2. cardiac
3. smooth
What is known as muscle fibers? - answerelongated skeletal and smooth muscle cells
Key words for Skeletal muscle - answerskeletal
striaed
voluntary
Key words for Cardiac muscle - answercardiac
striated
involuntary
, Key words for smooth - answersmooth
non-striated
involuntary
Connective tissue sheaths - answer-support cells and reinforces whole muscle
-covered in connective tissue
-goes from external to internal
What 3 tissues does connective tissue have? - answer-epimysium
-perimysium
-endomysium
What surrounds the *entire* muscle of dense irregular connective tissue? -
answerepimysium
What is wrapped around the whole mucsle and is continuous with the muscle tendon? -
answerepimysium
Which connective tissue sheath is a single fiber cell? - answerperimysium
Which connective tissue sheath surrounds fascicles (groups of muscle fibers)? -
answerperimysium
Which connective tissue sheath surrounds *each* muscle fiber? - answerendomysium
Which connective tissue is between individual muscle fibers? - answerendomysium
Attatchments - answer-muscle extend joints and attach to bones
What *2* places do bones attach? - answerinsertion and origin
Attachments are? - answerindirect and direct
Skeletal muscle fibers - answer-long
-cylinder looking
-multiple nuclei
Sarcolemma - answermuscle fiber plasma membrane
Sarcoplasm - answermuscle fiber cytoplasm
Modified organelles - answer-myofibrils
-sarcoplasmic reticulum
-T tubules
Muscle - answer movement is fundamental for most living things
What is muscle covered in? – answer Epimysium
Physiology of skeletal muscle - answerwarm ups and endurance
4 important muscle functions - answer1. produce movement
2. maintain posture & body position
3. stablize joints
4. generate heat when they contract
Characteristics of Muscle - answer-responsiveness
-conductivity
-contractility
-extensibility
-elasticity
What are skeletal muscle cells grouped into? - answerbundles of fascicles
What makes up half of our body mass? - answermuscle tissue
What can muscle tissue transform? - answerchemical energy (ATP) into mechanical
energy
When investigating muscles what should one look at? - answer-types of muscle
-characteristics of muscle tissue
-muscle functions
Types of muscle tissue - answer1. skeletal
2. cardiac
3. smooth
What is known as muscle fibers? - answerelongated skeletal and smooth muscle cells
Key words for Skeletal muscle - answerskeletal
striaed
voluntary
Key words for Cardiac muscle - answercardiac
striated
involuntary
, Key words for smooth - answersmooth
non-striated
involuntary
Connective tissue sheaths - answer-support cells and reinforces whole muscle
-covered in connective tissue
-goes from external to internal
What 3 tissues does connective tissue have? - answer-epimysium
-perimysium
-endomysium
What surrounds the *entire* muscle of dense irregular connective tissue? -
answerepimysium
What is wrapped around the whole mucsle and is continuous with the muscle tendon? -
answerepimysium
Which connective tissue sheath is a single fiber cell? - answerperimysium
Which connective tissue sheath surrounds fascicles (groups of muscle fibers)? -
answerperimysium
Which connective tissue sheath surrounds *each* muscle fiber? - answerendomysium
Which connective tissue is between individual muscle fibers? - answerendomysium
Attatchments - answer-muscle extend joints and attach to bones
What *2* places do bones attach? - answerinsertion and origin
Attachments are? - answerindirect and direct
Skeletal muscle fibers - answer-long
-cylinder looking
-multiple nuclei
Sarcolemma - answermuscle fiber plasma membrane
Sarcoplasm - answermuscle fiber cytoplasm
Modified organelles - answer-myofibrils
-sarcoplasmic reticulum
-T tubules
