Articulations
Movement of the tibio-femoral joint is said to be _______ axial.
UNIaxial
When a single motor neuron controls a greater number of muscle fibers in a motor unit, what is the effect on its control of that muscle?
it will be less precise
The choroid plexus that is found within the ventricles is composed of what kind of cells?
Ciliated cuboidal epithelial cells
OR
Ependymal neuroglial cells
Motor engrams bifurcate and are copied in the ______.
Cerebellum
The right and left hemispheres of the brain communicate via this kind of white matter tracts.
Commissural
Movement of the plantar surface of the pes to face medially is referred to as _______.
Inversion
Myoblasts fuse with ______ to form myocytes.
Satellite cells
Cerebrospinal fluid flows from the cerebral aqueduct into the ________.
Fourth ventricle
Dorsal root ganglions contain the somata of what kind of neuron? What shape of neuron? ( ____polar).
Sensory, pseudo-unipolar
TRUE OR FALSE: The job of the sympathetic NS is to stimulate viscera while the job of the parasympathetic NS is to inhibit viscera
FALSE
Anterior movement of a body part in a transverse plane is called _______.
Protraction
When the humeroulnar joint extends, the tricep brachii muscle performs what type of contraction?
Isotonic concentric
List the cranial meningeal layers from superficial to deep.
Periosteal dura mater, meningeal dura mater, arachnoid mater, pia mater.
What is the last destination of a somatosensory pathway?
Postcentral gyrus/Somatosensory cortex
A postganglionic neuron that causes bronchodilation will release what kind of neurotransmitter?
Epinephrine
The humeroulnar joint is encased in a joint capsule that contains what type of fluid?
Synovial
Within a sarcomere, which 2 elements "shrink" when a muscle contracts?
The I band and the H zone
The forebrain is the _____encephalon.
The midbrain is the _____encephalon.
The hindbrain is the _____encephalon.
Prosencephalon
Mesencephalon
Diencephalon
Motor engrams follow ________ white matter tracts and their signals are fine tuned by the ______.
Somatosensory engrams follow _______ white matter tracts and their signals are filtered by the ________.
Efferent/descending, basal nuclei.
Afferent/ascending, thalamus.
List three actions of the craniosacral branch
Constrict pupils, increase saliva production, decrease heart rate, constrict bronchioles, increase digestion & stimulate gallbladder, constrict urinary bladder, stimulate erection
Which type of cartilaginous joint allows for amphiarthrotic movement?
What type of cartilage is it composed of?
Symphysis, fibrocartilage
Order these from superficial to deep: Myofibers, Muscle, Myofibrils, Fascicles, and all three “____mysiums”.
Epimysium, Muscle, Perimysium, Fascicle, Endomysium, Myofibers, Myfibrils.
The ____encephalon forms the pons and medulla as well as the _____ ventricle(s).
Metencephalon, fourth
The neurons that innervate the iliocostalis m. will start in the ________ gyrus, synapse in the _______ horn, and then travel through the ______ ramus.
Pre-central, ventral, dorsal.
A preganglionic sympathetic neuron starts in the ________ and travels through a _______ rami communicant
A postganglionic sympathetic neuron starts in the/a _______ and travels through a ______ rami communicant
Lateral horn, white
Ganglion, gray