Apologia Anatomy and Physiology mod 5 the muscular system | Baamboozle - Baamboozle

What is the all or nothing law of muscle contraction?

a principle that states that the strength of a response of a nerve cell or muscle fiber is not dependent upon the strength of the stimulus.

Oops!

Check

Okay!

Check

How does the muscle action potential get to the sarcoplasmic reticulum?

It travels down the t-tublues

Oops!

Check

Okay!

Check

trap

No points!

Oops!

star

Double points!

Okay!

gift

Win 15 points!

Okay!

baam

Lose 25 points!

Oops!

trap

No points!

Oops!

seesaw

Swap points!

Okay!

gift

Win 25 points!

Okay!

lifesaver

Give 15 points!

Oops!

What is a sarcomere?

sarcomere: the repeating unit of a myofibril

Oops!

Check

Okay!

Check

heart

Other team wins 5 points!

Oops!

star

Double points!

Okay!

shark

Other team loses 15 points!

Okay!

banana

Go to last place!

Oops!

When you see the ending "ase" what does that mean?

it is an enzyme, Acetylcholinesterase, (ACh) it breaks down Acetylcholine. Enzymes are names for the thing they act upon

Oops!

Check

Okay!

Check

name and describe the 3 types of muscle tissue, including shape and nucleus.

Skeletal, cardiac and smooth

Oops!

Check

Okay!

Check

lifesaver

Give 5 points!

Oops!

star

Double points!

Okay!

fairy

Take points!

thief

Give points!

What happens between the power stroke and the return stroke?

ATP binds to the myosin heads causing them to release the active sights on the actin. (setting the stage for a sequel)

Oops!

Check

Okay!

Check

Who are the bodyguards of the actin myofilament, and what gets them out of the way? (What buys them off)

tropomyosin and tropomin, calcium and ATP

Oops!

Check

Okay!

Check

Why do you still breathe hard when you have finished exercising?

1. aerobic respiration, 2. converting lactic acid to glucose 3. converting lactic acid to creatine phosphate to replenish the energy reserve

Oops!

Check

Okay!

Check

Why do muscles need energy to relax?

ATP is needed to actively pump calcium ions back into the sarcoplasmic reticulum

Oops!

Check

Okay!

Check

Identify structures of the neuromuscular junction a, b, c, d and e

A presynaptic terminal, B mitochondria, C synaptic vesicle, D synaptic cleft, E postsynaptic membrane

Oops!

Check

Okay!

Check

identify the parts of the sarcomere.

a: actin myofilament, b: myosin myofilament, c: H zone, d: A band, e: I band, f: z disk

Oops!

Check

Okay!

Check

What does it mean when a motor neuron is recruited?

motor neuron is recruited: it is responding to a stimulus by sending action potentials down its axon.

Oops!

Check

Okay!

Check

Restart Join for Free

Your experience on this site will be improved by allowing cookies.