BIOL 235 Midterm 2 Exam Questions with 100% Verified
Answers Latest Update
Question: between the origin and insertion which is usually located proximally in limbs ?
Answer:
Origin
Question: What happens during REVERSE MUSCLE ACTION?
Answer:
specific movements of the body the actions are reversed THEREFOR the positions of the
origin and insertion of a muscle are switched
Question: What is a mechanical advantage using the example of a lever?
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
Question: Bones serve as levers and joints serve as ________ for the lever
Answer:
fulcrum
Question: Agonist (Prime Movers) _________ muscles while antagonist ____________ muscles
Answer:
contract, relax
Question: What are muscles that contract and stabilize the intermediate joints called?
Answer:
synergists
Question: What is a group of skeletal muscles, their blood vessels, and nerves called?
Answer:
Compartment
Question: Origin an insertion of the masseter
Answer:
Origin = maxilla and zygomatic arch Insertion = angle and ramus of the mandible
Question: What is the origin of the deltoid ?
, Answer:
acromial extremity of clavicle, acromion, and spine of scapula
Question: What are the 3 muscles that make up the hamstring ?
Answer:
semimebranosous, semitendinosus, biceps femoris
Question: What 4 muscles make up the Quads ?
Answer:
rectus femoris, vastus lateralis, vastus medialis, vastus intermedialis
Question: What do you call a small mass of nervous tissue that is made up primarily of
neuron cell bodies?
Answer:
Ganglia
Question: The somatic nervous system only sends impulses to ________ muscles
Answer:
skeletal
Question: Fight or Flight is associated with which division of the autonomic nervous system?
Answer:
Sympathetic
Question: What is the ability to respond to a stimulus and convert it into an action potential?
Answer:
electrical excitability
, Question: 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?
Answer:
Multipolar
Question: 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?
Answer:
Bipolar
Question: What type of neurons has dendrites and one axon that are fused together to form
a continuous process that emerges from the cell body?
Answer:
Unipolar or Pseudounipolar
Question: The processes of ________ make contact with blood capillaries, neurons, and the
pia mater
Answer:
astrocytes
Question: 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
Answer:
Astrocytes
Question: What neuroglia resemble astrocytes but are smaller and contain fewer processes
as well as are responsible fro forming nd maintiang myelin sheath?
Answer:
Oligodendrocytes
Question: What neuroglia are small cells with slender processes that give them a spine like
projections as well as act as phagocytes?
Answer:
Microglial Cells
Answers Latest Update
Question: between the origin and insertion which is usually located proximally in limbs ?
Answer:
Origin
Question: What happens during REVERSE MUSCLE ACTION?
Answer:
specific movements of the body the actions are reversed THEREFOR the positions of the
origin and insertion of a muscle are switched
Question: What is a mechanical advantage using the example of a lever?
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
Question: Bones serve as levers and joints serve as ________ for the lever
Answer:
fulcrum
Question: Agonist (Prime Movers) _________ muscles while antagonist ____________ muscles
Answer:
contract, relax
Question: What are muscles that contract and stabilize the intermediate joints called?
Answer:
synergists
Question: What is a group of skeletal muscles, their blood vessels, and nerves called?
Answer:
Compartment
Question: Origin an insertion of the masseter
Answer:
Origin = maxilla and zygomatic arch Insertion = angle and ramus of the mandible
Question: What is the origin of the deltoid ?
, Answer:
acromial extremity of clavicle, acromion, and spine of scapula
Question: What are the 3 muscles that make up the hamstring ?
Answer:
semimebranosous, semitendinosus, biceps femoris
Question: What 4 muscles make up the Quads ?
Answer:
rectus femoris, vastus lateralis, vastus medialis, vastus intermedialis
Question: What do you call a small mass of nervous tissue that is made up primarily of
neuron cell bodies?
Answer:
Ganglia
Question: The somatic nervous system only sends impulses to ________ muscles
Answer:
skeletal
Question: Fight or Flight is associated with which division of the autonomic nervous system?
Answer:
Sympathetic
Question: What is the ability to respond to a stimulus and convert it into an action potential?
Answer:
electrical excitability
, Question: 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?
Answer:
Multipolar
Question: 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?
Answer:
Bipolar
Question: What type of neurons has dendrites and one axon that are fused together to form
a continuous process that emerges from the cell body?
Answer:
Unipolar or Pseudounipolar
Question: The processes of ________ make contact with blood capillaries, neurons, and the
pia mater
Answer:
astrocytes
Question: 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
Answer:
Astrocytes
Question: What neuroglia resemble astrocytes but are smaller and contain fewer processes
as well as are responsible fro forming nd maintiang myelin sheath?
Answer:
Oligodendrocytes
Question: What neuroglia are small cells with slender processes that give them a spine like
projections as well as act as phagocytes?
Answer:
Microglial Cells
