BIOL 235 Midterm 2 Questions And Answers 100% Verified.
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Course
BIOL 235
Institution
BIOL 235
BIOL 235 Midterm 2 Questions And Answers 100% Verified.
between the origin and insertion which is usually located proximally in limbs ? - correct answer. Origin
What happens during REVERSE MUSCLE ACTION? - correct answer. specific movements of the body the actions are reversed...
BIOL 235 Midterm 2 Questions And
Answers 100% Verified.
between the origin and insertion which is usually located proximally in limbs ? - correct
answer. Origin
What happens during REVERSE MUSCLE ACTION? - correct answer. specific
movements of the body the actions are reversed THEREFOR the positions of the origin
and insertion of a muscle are switched
What is a mechanical advantage using the example of a lever? - correct answer. if the
load is closer to the fulcrum and the effort is farther from the fulcrum only a small about
of effort is needed to move the load
Bones serve as levers and joints serve as ________ for the lever - correct answer.
fulcrum
What are muscles that contract and stabilize the intermediate joints called? - correct
answer. synergists
What is a group of skeletal muscles, their blood vessels, and nerves called? - correct
answer. Compartment
Origin an insertion of the masseter - correct answer. Origin = maxilla and zygomatic
arch
Insertion = angle and ramus of the mandible
What is the origin of the deltoid ? - correct answer. acromial extremity of clavicle,
acromion, and spine of scapula
, What are the 3 muscles that make up the hamstring ? - correct answer.
semimebranosous, semitendinosus, biceps femoris
What 4 muscles make up the Quads ? - correct answer. rectus femoris, vastus
lateralis, vastus medialis, vastus intermedialis
What do you call a small mass of nervous tissue that is made up primarily of neuron cell
bodies? - correct answer. Ganglia
The somatic nervous system only sends impulses to ________ muscles - correct
answer. skeletal
Fight or Flight is associated with which division of the autonomic nervous system? -
correct answer. Sympathetic
What is the ability to respond to a stimulus and convert it into an action potential? -
correct answer. electrical excitability
What type of neurons usually have several dendrite and on axon , and are norm ally
found in brain and spinal cord as well as motor neurons? - correct answer. Multipolar
What type of neurons have one main dendrite and one axon as well as are primarily
found in the retina of the eye, inner ear, and the olfactory area of brain? - correct
answer. Bipolar
What type of neurons has dendrites and one axon that are fused together to form a
continuous process that emerges from the cell body? - correct answer. Unipolar or
Pseudounipolar
The processes of ________ make contact with blood capillaries, neurons, and the pia
mater - correct answer. astrocytes
What neuroglia has these functions?
1. contain microfilaments that give them strength and allow them to support neurons
2. contributes to the effectiveness of BBB
3.in embyro, they secret chemicals that regulate things
4. help maintain an appropriate chemical environment for nerve impulse generation
5. play a role in hearing and memory - correct answer. Astrocytes
What neuroglia resemble astrocytes but are smaller and contain fewer processes as
well as are responsible fro forming nd maintiang myelin sheath? - correct answer.
Oligodendrocytes
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