APHYS Test 3 Review|Complete Questions with A+ Graded Answers
5 views 0 purchase
Course
APHY 102
Institution
APHY 102
APHYS Test 3 Review|Complete Questions with A+ Graded Answers
dorsiflexion.
What is the less movable end of a skeletal muscle?
Origin
What are the large bundles that skeletal muscles are organized into?
Fascicles
What are characteristics of smooth muscle?
Non-striated, involuntar...
APHYS Test 3 Review|Complete Questions with
A+ Graded Answers
dorsiflexion.
What is the less movable end of a skeletal muscle?
Origin
What are the large bundles that skeletal muscles are organized into?
Fascicles
What are characteristics of smooth muscle?
Non-striated, involuntary, walls of hollow organs, has one nucleus
What are charateristics of skeletal muscle?
Striated, voluntary, all over body (attached to bones), multinucleated
What is the A-Band of a sacromere?
Dark section of a sacromere, composed of thick myosin and thin actin filaments. Medial to the I band.
What is the I-Band of a sacromere?
Lighter section of a sacromere, has thin actin filaments, lateral to A band.
What is the functional unit of a muscle?
Sacromere
What is the outermost connective tissue surrounding the muscle?
Epimysium.
What are myofibrils primarily composed of?
Thin actin filaments and thick myosin filaments.
Where is the soleus?
Deep, lateral, posterior calf muscle
What is the muscle that opposes any particular muscular action?
Antagonist.
What cytoplasmic extensions are the main receptors of a cell body?
Dendrites
What are neurons that conduct impulses from the CNS to muscles?
Motor/efferent neurons
, What are masses of myelinated axons?
White matter
What are most neurons in the brain and spinal cord?
Multipolar
Which cell is found only in the PNS
Schwann Cells
What does transmitting an impulse from one neuron to another neuron involve?
Impulse stimulating presynaptic dendrites is going to release the neurotransmitter into the synaptic
cleft.
What is the fastest way of conducting impulses?
Saltatory Conduction
The most rapid conduction on an impulse is on an axon that is:
Thick and myelinated
What happens in diverging neurons?
Neurons amplify an impulse by contacting multiple neurons
What is Multiple Sclerosis?
An immune response that affects the myelin coating on axons in brain and spinal cord, which triggers
inflammation and leaves scars.
What are the three meninges?
Dura, Arachnoid, and Pia Maters
Which meninge is the thinnest and contains nerves?
Pia Mater
How is cerebrospinal fluid made
It is secreted by the choroid plexus
Where is the choroid plexus located?
In the lateral ventricles.
What is a major portion of the diencephalon through which all incoming impulses pass?
Thalamus
What is the motor speech area?
The benefits of buying summaries with Stuvia:
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
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
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 LectDan. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.59. You're not tied to anything after your purchase.