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General Biology II > Test 3 > Flashcards

Test 3 Flashcards

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1
Q

Typical bony fishes such as bluegill, trout, and goldfish belong to which class of fishes?
*chondrichthyes
*myxina
*actinopterygii
*petromyzontida
*sarcopterygii

A

actinopterygii

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2
Q

what organ in a shark senses the electric field of its prey?
*lateral line
*Jacobson’s organ
*pituitary
*ampullary organs of Lorenzini
*swim bladder

A

ampullary organs of Lorenzini

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3
Q

which organism is in the group agnatha?
*lamprey
*shark
*amphibians
*reptiles
*mammals

A

lamprey

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4
Q

what is the name of the strategy in some fishes and most mammals in which there is live birth of the young after they have been nourished in the body by a placenta?
*oviparous
*viviparous
*ovoviviparous

A

viviparous

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5
Q

A chemical messenger in the body produced in small quantities that is carried in the blood best defines a(n)…
*cytokine
*antibody
*neurotransmitter
*hormone
*tropic hormone

A

hormone

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6
Q

which of the following does not secrete hormones?
*testes
*hypothalamus
*pancreas
*exocrine glands

A

exocrine glands

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7
Q

which would be true of a lipid soluble class hormone?
*it is a polar molecule
*it acts by turning on a gene that makes an enzyme
*it travels through the blood directly on its own without the aid of a carrier or transport molecule
*it acts through a second messenger
*it binds to a receptor outside a cell on the cell’s membrane

A

it acts by turning on a gene that makes an enzyme

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8
Q

This hormone regulates uterine contractions at birth and milk ejection during suckling/nursing.
*prolactin
*melatonin
*glucagon
*oxytocin
*thyroid stimulating hormone

A

oxytocin

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9
Q

which of the following is not part of an inflammation response?
*fever
*redness and swelling
*phagocytes eating dead cells and bacteria
*vasodilation to bring nutrients and oxygen to the site
*increase in capillary permeability

A

fever

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10
Q

which of the following is not a way that antibodies act to fight antigen?
*agglutination
*apoptosis
*opsonization
*neutralization
*immobilization

A

apoptosis

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11
Q

All of the following are part of the body’s innate defense system except…
*antigen presenting cells
*fever
*inflammation
*natural killer cells
*sticky respiratory and digestive linings of the body

A

antigen presenting cells

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12
Q

Any substance stimulating an immune response defines a(n)…
*cytokine
*antibiotic
*antigen
*antibody
*natural killer cell

A

antigen

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13
Q

which best defines what agglutination is during antibody-mediated immunity?
*antibody binding to a toxin or virus to prevent its operations from harming the body
*antibody attracting a phagocyte to ingest antigen
*antibody binding to a pathogen to prevent it from moving to where it can cause harm
*antibody immobilizing pathogens by clumping them together as it binds to their surface
*antibody causing pores in a cell membrane to form to kill the cell

A

antibody immobilizing pathogens by clumping them together as it binds to their surface

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14
Q

which is part of cell mediated immunity and not antibody mediated immunity?
*antibodies
*cytotoxic T cells
*antigen presenting cells
*memory B cells
*opsonization

A

cytotoxic T cells

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15
Q

Vaccinations are an example of …
*naturally acquired immunity
*natural passive immunity
*induced active immunity
*induced passive immunity
*passively induced naturally acquired active nonimmunity

A

induced active immunity

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16
Q

Which of the following is what allows the neuron of a vertebrate to have axons whose action potentials can travel up to 250 miles per hour, compared to action potentials of invertebrates that are slower and can only travel up to 60 miles per hour?
*vertebrate axons are much wider in diameter
*vertebrate axons have nodes of ranvier
*vertebrate axons have many more Na+ channels

A

vertebrate axons have nodes of ranvier

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17
Q

what type of channel allows sodium ions to flow into the inside of an axon during an action potential in a wave of depolarization?
*leakage channels
*voltage gated channels
*chemical or ligand gated channels

A

voltage gated channels

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18
Q

How does a local anesthetic like novocaine operate to suppress the feeling of pain?
*by removing the myelin sheath of an axon
*by inhibiting Ach
*by inhibiting AChE
*by blocking voltage gated Na+ channels

A

by blocking voltage gated Na+ channels

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19
Q

Receptors for the sense of touch are classified as…
*chemoreceptors
*photoreceptors
*electroreceptors
*mechanoreceptors

A

mechanoreceptors

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20
Q

When the brain adapts to overstimulation such with addiction, and dopamine receptors in the brain decrease in number this is called…
*up-regulation
*down-regulation
*sensitization
*desensitization

A

down-regulation

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21
Q

Which region of the brain regulates heart rate and breathing?
*medulla oblongata
*cerebrum
*cerebellum
*pons
*hypothalamus

A

medulla oblongata

22
Q

Which of the following is a neuron that transmits impulses from our brain to our skeleton muscles so that we can move?
*neuroglial cell
*ganglion
*afferent neuron
*interneuron
*efferent neuron

A

efferent neuron

23
Q

Static balance in our body is the role of the…
*saccule and utricle
*pinna
*cochlea
*thalamus
*semicircular canals

A

saccule and utricle

24
Q

Which order are frogs and toads members of?
*anura
*testudines
*urodela
*squamata
*gymnophiona

A

anura

25
Q

When a male frog grasps a female frog and then fertilizes her eggs as she lays them this is called…
*concertina
*buccalpharyngeal reproduction
*paedomorphosis
*amplexus
*ovoviparous

A

amplexus

26
Q

Another name for glands producing toxin in some amphibians is…
*mucous glands
*serous glands
*chromatophores

A

serous glands

27
Q

Which order are turtles members of?
*anura
*testudines
*urodela
*squamata
*gymnophiona

A

testudines

28
Q

What is the name of the type of locomotion snakes use to stalk their prey by slowly moving their body forward using their belly scales?
*lateral undulation
*concertina
*rectilinear
*side-winding

A

rectilinear

29
Q

How does the Jacobson’s organ help some types of reptiles?
*it makes their hearing more sensitive
*it helps their skull stretch to eat large prey
*it detects body heat or infrared radiation
*it allows them to climb up narrow passageways such as the inside of a tree
*it helps their sense of smell or olfaction

A

it helps their sense of smell or olfaction

30
Q

Active electroreception means that a fish can generate its own electric field, which can be used to stun prey or to detect an object in the water
*true
*false

A

true

31
Q

An anadromous fish is one that lives in a freshwater stream and migrates down to the ocean to spawn
*true
*false

A

false

32
Q

Rays and skates are primarily filter feeders.
*true
*false

A

false

33
Q

In most fishes the main function of the swim bladder is excretion to produce urine.
*true
*false

A

false

34
Q

The organ secreting insulin that regulates the entry of glucose into our cells is the adrenal medulla.
*true
*false

A

false

35
Q

An imbalance in the production of luteinizing hormone can result in a goiter.
*true
*false

A

false

36
Q

Negative feedback regulates the endocrine system when an extreme response is needed.
*true
*false

A

false

37
Q

The pineal gland secretes melatonin that regulates our sleep cycle.
*true
*false

A

true

38
Q

Immunological memory is present in both innate immunity and acquired immunity.
*true
*false

A

false

39
Q

B lymphocytes and T lymphocytes are produced in our body in primary lymphatic tissue.
*true
*false

A

true

40
Q

A neutrophil is a type of phagocyte.
*true
*false

A

true

41
Q

A person born with RH- blood will not have the Rh system antigen or anti Rh antibody when they are born but will develop the anti Rh antibody if they are exposed to Rh+ blood.
*true
*false

A

true

42
Q

There can be a dangerous incompatibility response between a mother and her fetus if their blood types do not match in the ABO blood type system.
*true
*false

A

false

43
Q

During a resting potential the outside of an axon is positive and the inside of the axon is negative.
*true
*false

A

true

44
Q

The sympathetic nervous system is a division of the autonomic nervous system.
*true
*false

A

true

45
Q

The sympathetic division of our nervous system controls the fight or flight response.
*true
*false

A

true

46
Q

Pain receptors in our skin are said to show adaption.
*true
*false

A

true

47
Q

Amphibians are anamniotes.
*true
*false

A

true

48
Q

The difference between a salamander and a newt is that an adult salamander is aquatic and breathes with gills while an adult newt is terrestrial or lives on land and breathes with lungs.
*true
*false

A

false

49
Q

A snake venom that is a hemorrhaging attacks and destroys blood vessels and cells.
*true
*false

A

true

50
Q

All species of snakes are oviparous or lay eggs.
*true
*false

A

false

General Biology II (16 decks)

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