BIOL 235 Midterm 2 | UPDATED Questions with 100%
Verified Answers
Q1: between the origin and insertion which is usually located
proximally in limbs ?
A: Origin
Q2: What happens during REVERSE MUSCLE ACTION?
A: specific movements of the body the actions are reversed THEREFOR the positions of the
origin and insertion of a muscle are switched
Q3: What is a mechanical advantage using the example of a lever?
A: 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
Q4: Bones serve as levers and joints serve as ________ for the lever
A: fulcrum
Q5: Agonist (Prime Movers) _________ muscles while antagonist
____________ muscles
A: contract, relax
Q6: What are muscles that contract and stabilize the intermediate
joints called?
A: synergists
Q7: What is a group of skeletal muscles, their blood vessels, and
nerves called?
A: Compartment
Q8: Origin an insertion of the masseter
A: Origin = maxilla and zygomatic arch
Insertion = angle and ramus of the mandible
Q9: What is the origin of the deltoid ?
A: acromial extremity of clavicle, acromion, and spine of scapula
Q10: What are the 3 muscles that make up the hamstring ?
A: semimebranosous, semitendinosus, biceps femoris
,Q11: What 4 muscles make up the Quads ?
A: rectus femoris, vastus lateralis, vastus medialis, vastus intermedialis
Q12: What do you call a small mass of nervous tissue that is made
up primarily of neuron cell bodies?
A: Ganglia
Q13: The somatic nervous system only sends impulses to ________
muscles
A: skeletal
Q14: Fight or Flight is associated with which division of the
autonomic nervous system?
A: Sympathetic
Q15: What is the ability to respond to a stimulus and convert it into
an action potential?
A: electrical excitability
Q16: 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?
A: Multipolar
, Q17: 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?
A: Bipolar
Q18: What type of neurons has dendrites and one axon that are
fused together to form a continuous process that emerges
from the cell body?
A: Unipolar or Pseudounipolar
Q19: The processes of ________ make contact with blood capillaries,
neurons, and the pia mater
A: astrocytes
Q20: What neuroglia has these functions?
A: Astrocytes
Q21: 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
A:
Q22: What neuroglia resemble astrocytes but are smaller and
contain fewer processes as well as are responsible fro forming
nd maintiang myelin sheath?
A: Oligodendrocytes
Q23: What neuroglia are small cells with slender processes that
give them a spine like projections as well as act as
phagocytes?
Verified Answers
Q1: between the origin and insertion which is usually located
proximally in limbs ?
A: Origin
Q2: What happens during REVERSE MUSCLE ACTION?
A: specific movements of the body the actions are reversed THEREFOR the positions of the
origin and insertion of a muscle are switched
Q3: What is a mechanical advantage using the example of a lever?
A: 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
Q4: Bones serve as levers and joints serve as ________ for the lever
A: fulcrum
Q5: Agonist (Prime Movers) _________ muscles while antagonist
____________ muscles
A: contract, relax
Q6: What are muscles that contract and stabilize the intermediate
joints called?
A: synergists
Q7: What is a group of skeletal muscles, their blood vessels, and
nerves called?
A: Compartment
Q8: Origin an insertion of the masseter
A: Origin = maxilla and zygomatic arch
Insertion = angle and ramus of the mandible
Q9: What is the origin of the deltoid ?
A: acromial extremity of clavicle, acromion, and spine of scapula
Q10: What are the 3 muscles that make up the hamstring ?
A: semimebranosous, semitendinosus, biceps femoris
,Q11: What 4 muscles make up the Quads ?
A: rectus femoris, vastus lateralis, vastus medialis, vastus intermedialis
Q12: What do you call a small mass of nervous tissue that is made
up primarily of neuron cell bodies?
A: Ganglia
Q13: The somatic nervous system only sends impulses to ________
muscles
A: skeletal
Q14: Fight or Flight is associated with which division of the
autonomic nervous system?
A: Sympathetic
Q15: What is the ability to respond to a stimulus and convert it into
an action potential?
A: electrical excitability
Q16: 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?
A: Multipolar
, Q17: 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?
A: Bipolar
Q18: What type of neurons has dendrites and one axon that are
fused together to form a continuous process that emerges
from the cell body?
A: Unipolar or Pseudounipolar
Q19: The processes of ________ make contact with blood capillaries,
neurons, and the pia mater
A: astrocytes
Q20: What neuroglia has these functions?
A: Astrocytes
Q21: 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
A:
Q22: What neuroglia resemble astrocytes but are smaller and
contain fewer processes as well as are responsible fro forming
nd maintiang myelin sheath?
A: Oligodendrocytes
Q23: What neuroglia are small cells with slender processes that
give them a spine like projections as well as act as
phagocytes?
