Busy. Please wait.
Log in using Clever

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Didn't know it?
click below
Knew it?
click below
Don't know
Remaining cards (0)
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Chapter 6


Contractility muscle shorten with force
Excitability reponse to stimulus
Extensibility stretched
elasticity recoil to orginal length
epimysium connective tissue on muscles
Fascia connective tissue outside the epimysium
perimysium loose connective tissue
fibers single muscle cells
endomysium fiber is surrounded by thiis
myofibrils Thread like structure from one end of a fiber to another
Resting membrane potential charge difference across the membrane
Action Potential brief reverseal back of the charge
Motor nerouns nerve cells that carry action potientials
synapse branch formed by muscles
motor unit single neuron in fibers
presynaptic terminal enlarged nerve terminal
Synaptic cleft between the presynaptic
postsynaptic terminal muscle fiber
synaptic vesicles secrete the acetylcholine
Muscle twitch contraction of a muscle
Lag Phase time between application of a stimulus
Contraction phase time of Contraction
Relaxation Phase muscle relaxes
Tetany Muscle remains contracted without relaxing
recruitment motor units activating
Creatine Phosphate high energy molecule
Anaerobic respiration without oxygen
Aerobic respiration with oxygen
Muscle Fatigue muscle contracts faster than can produce
isometric equal distance
isotonic equal tension
Fast twitch fatigue quickly
slow twitch contract slow
Origin head
Insertion end of muscle
belly between head and end
Occipitofrontalis raises eyebrows
bcularis oculi causes crows feet
orbicularis orbis puckers the lips
buccinator flattens cheeks
zygomaticus smiling muscleowning
levator labii superioris sneering
depressor anguli oris frowning
mastication chewing
intristic tounge shape
extrinsic movement
sternocleidomastoid prime mover
plastysma pulls mouth
erector spinae back straight
thoracic muscle move thorax
External Intercostals elevate ribs during inspiration
Internal Intercostals Contracted during forced expiration
Diaphragm accomplishes quiet breathing
Abdominal wall Muscles flex AND rotate vertebral columnn
Linea Alba tendious area of wall
rectus abdominals lines on each side of alba
Tendinous inscriptions cross rectus
Trapezius rotates Scapula
Serratus anterior Pulls Scapula Anteriorly
Pectoralis Major adducts and flexs the arm
Latissimus Dorsi medaily rotates adducts and powerfully extends the arm
Deltoid attaches the humerus to the scapula
Triceps brachii extends forearm
Biceps brachii flexes forearm anterior compartment
Brachialis flexes forearm
Brachioradialis flexes and supinates forearm
Retinaculum bracelete
Flexor Carpi flexes wrist
extensor carpi extends wrist
flexor digtorum flexes fingers
ectensor digtorum extends fingers
Gluteus Maximus Buttocks
Quadriceps femoris extends leg
Sartorius flexes thigh
Hamstring postieror thigh muscle
Achillies tendon flex toes
soleus calf
Created by: Svhs16



Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards