100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
BIO 251 Final Exam: Questions & Answers (Pass!) $17.99   Add to cart

Exam (elaborations)

BIO 251 Final Exam: Questions & Answers (Pass!)

 17 views  0 purchase
  • Course
  • BIOS 251*
  • Institution
  • BIOS 251*

BIO 251 Final Exam: Questions & Answers (Pass!)

Preview 3 out of 20  pages

  • September 9, 2024
  • 20
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • BIOS 251*
  • BIOS 251*
avatar-seller
LeCrae
BIO 251 Final Exam: Questions & Answers (Pass!)

The___ runs deep to the internal oblique Right Ans - transverse abdominis

A nursing infant develops a powerful sucking muscle that inserts to the
muscle which adults also use for whistling (orbicularis oris). What is this
muscle called? Right Ans - buccinator

----is a powerful forearm extensor at the elbow joint Right Ans - triceps
brachii

the type of contraction where the tension is less than the load is called
Right Ans - isotonic eccentric contraction

the action potential is conducted into a skeletal muscle fiber by Right Ans -
transverse tubules

what type of muscle assists an agonist by causing a like movement or by
stabilizing a joint veer which an agonist acts? Right Ans - synergist

in an and isotonic contraction, the muscle____ Right Ans - changes in length
and moves the "load"

at rest, the tropomyosin molecule is held in place by Right Ans - troponin
molecules

which of the following statement is true Right Ans - Striated muscle cells
are long and cylindrical with many nuclei

A single motor neuron together with all the muscle fibers it innervates is
called Right Ans - motor unit

the delicate connective tissue that surrounds the skeletal muscle fibers and
ties adjacent muscle fibers together is the Right Ans - endomysium

the quadriceps femurs is composed of three "vests" muscles and the ___
Right Ans - rectus femoris

,A weight-lifter strains to lift a heavy weight and there is no movement of the
person's arms holding on to the weight. This type of contraction is called a(n)
________ contraction. Right Ans - isometric

which of the following muscles is used to form a smile Right Ans -
zygomaticus major

which of the following muscles is involved in producing horizontal wrinkles in
the forehead Right Ans - the frontal belly of the epicranius

During muscle contraction, myosin cross bridges attach to which active sites?
Right Ans - actin filaments

at the grocery store a cute, little curly-haired child is standing behind you in
line. You turn around for a moment and she sticks her tongue out at you.
Which lounge muscle did she use? Right Ans - genioglossus

which of the following surrounds and individual muscle cell? Right Ans -
endomyosin

what is the function role of T-tubles Right Ans - enhance cellular
communication during muscle contraction

which of the following is a recognized function of skeletal muscle Right Ans
- all of these answers are correct

which of the following is NOT a membrane of the hamstrings Right Ans -
gracilis

which of the following muscles is involved in crossing one leg over the other
to produce the cross- legged position? Right Ans - the sartorius

which of the following best describes the orbicularis oris? Right Ans - it
closes, purses, and protrudes the lip

which of the following muscles is NOT a rotator cuff muscle? Right Ans -
Levator scapulae

, the type of contraction where the tension exceeds the load is called Right
Ans - isotonic concentric contraction

the sternocleidomastoid muscle inserts on the___ Right Ans - mastoid
process of temporal bone

Immediately following the arrival of the stimulus at a skeletal muscle cell
there is a short period called the ________ period during which the
neurotransmitter is released by exocytosis, diffuses across the synaptic cleft,
and binds to its receptors. Right Ans - latent

Which muscle group is involved when a "pulled groin" occurs? Right Ans -
thigh adductors

what is a muscle that provides the major forces for producing a specific
movement called? Right Ans - an agonist (prime mover)

the plasma membrane of a skeletal muscle fiber is called the Right Ans -
sarcolemma

the type of contraction in which the muscle fibers do not shorten is called
Right Ans - isometric

What is the role of tropomyosin in skeletal muscles? Right Ans -
tropomyosin serves as a contraction inhibitor by blocking the myosin binding
sites on the actin molecules

a muscle that opposes, or reverses, a particular movement is AN Right Ans
- antagonist

You try to pick up an object and discover that it is much heavier than you
expected. Which process must occur in the muscle to increase tension so you
can pick up the object? Right Ans - recruitment

which of the following best describes the term sarcoplasmic reticulum
Right Ans - storage and release site for calcium ions

The bundle of collagen fibers at the end of a skeletal muscle that attaches the
muscle to bone is called a(n) Right Ans - tendon

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller LeCrae. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $17.99. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

80461 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$17.99
  • (0)
  Add to cart