4197053
Descrição
Quiz por Kegen Sullivan, atualizado more than 1 year ago
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Criado por Kegen Sullivan
quase 9 anos atrás
|
|
Questão 1
Questão
Which pigment of skin is responsible for a dark brown/black color and absorbs UV rays to protect DNA?
Responda
-
hemoglobin
-
melanin
-
carotene
-
keratin
Questão 2
Questão
Which layer of skin contains dead skin cells?
Responda
-
stratum spinosum
-
stratum basale
-
stratum corneum
-
stratum granulosum
Questão 3
Questão
Which layer of skin contains ridges and sweat pores that give us fingerprints?
Responda
-
dermis
-
epidermis
-
hypodermis
Questão 4
Questão
This layer of skin does not contain blood vessels:
Responda
-
dermis
-
epidermis
-
hypodermis
Questão 5
Questão
Which type of gland secretes sebum into a hair follicle?
Responda
-
eccrine
-
apocrine
-
merocrine
-
sebaceous
Questão 6
Questão
Which sweat glands are found in the axillary and anogenital regions (may act as pheromones)?
Responda
-
apocrine
-
eccrine
-
sebaceous
-
mammary
Questão 7
Questão
In which ways does the skin maintain homeostasis of internal body temperature when a person is TOO HOT?
Responda
-
the nervous system activates sweat glands
-
dilation of dermal blood vessels
-
contraction of arrector pili
-
A and B
Questão 8
Questão
Which of these types of tissues is responsible for movement?
Responda
-
connective
-
muscle
-
nervous
-
epithelial
Questão 9
Questão
Where is simple squamous epithelium found?
Responda
-
lungs
-
bladder
-
digestive tract
-
intervertebral discs
Questão 10
Questão
Which of these is a distinguishing apical surface feature of psuedostratified columnar epithelium?
Responda
-
microvilli
-
cilia
-
goblet cell
-
none of these
Questão 11
Questão
Where is transitional epithelium found?
Responda
-
lungs
-
bladder
-
digestive tract
-
intervertebral discs
Questão 12
Questão
Goblet cells release
Responda
-
sebum
-
sweat
-
mucus
-
enzymes
Questão 13
Questão
The type of tissue responsible for support, protection, binding, fat storage, and blood transport is:
Responda
-
epithelial
-
connective
-
muscle
-
nervous
Questão 14
Questão
What do mast cells release that contributes to the symptoms of allergies?
Responda
-
histamine
-
platelets
-
hormones
-
macrophages
Questão 15
Questão
Which type of connective tissue fiber is the strongest?
Responda
-
collagen
-
reticular
-
elastic
Questão 16
Questão
Which type of connective tissue fiber can be stretched easily and recoil?
Responda
-
elastic
-
collagen
-
reticular
Questão 17
Questão
Which type of connective tissue fibers lends delicate support to soft organs?
Responda
-
collagen
-
reticular
-
elastic
Questão 18
Questão
_______________ connective tissue stores fat.
Responda
-
adipose
-
areolar
-
dense
Questão 19
Questão
Which type of cartilage is the most abundant and found in the ribs and ends of long bones?
Responda
-
hyaline
-
elastic
-
fibrocartilage
Questão 20
Questão
Which type of cartilage is the strongest, containing the most collagen fibers, and is found in the vertebral column?
Responda
-
elastic
-
fibrocartilage
-
hyaline
Questão 21
Questão
Which of these statements about cartilage is false:
Responda
-
it is avascular
-
it is made of mostly water
-
it receives nourishment from a perichondrium
-
all of these are true
Questão 22
Questão
Which of these is not in blood?
Responda
-
red blood cells
-
white blood cells
-
platelets
-
plasma
-
these are all in blood
Questão 23
Questão
Which of these muscle tissues is under voluntary control?
Responda
-
cardiac
-
smooth
-
skeletal
Questão 24
Questão
Where is smooth muscle found?
Responda
-
brain
-
heart
-
spine
-
digestive organs
Questão 25
Questão
According to shape, the bones of the skull are:
Responda
-
short bones
-
long bones
-
flat bones
-
irregular bones
Questão 26
Questão
Which feature of bone helps reduce the bone's weight?
Responda
-
epiphyseal plate
-
osteon
-
marrow
-
trabeculae
Questão 27
Questão
The Haversian (central) canal contains:
Responda
-
marrow
-
blood vessels
-
nerve fibers
-
B and C
Questão 28
Questão
Which of these bones forms via intramembranous ossification?
Responda
-
humerus
-
skull
-
femur
-
patella
Questão 29
Questão
Bone cells that are responsible for secreting bone matrix are called:
Responda
-
osteoclasts
-
osteoblasts
-
osteocytes
-
chondroblasts
Questão 30
Questão
The disease in which osteoclast activity outweighs osteoblast activity is:
Responda
-
Osteomalacia
-
Osteoporosis
-
Paget's
-
Rickett's
Questão 31
Questão
Which hormone is responsible for normal bone growth and development?
Responda
-
growth hormone
-
testosterone and estrogen
-
insulin
-
A and B
Questão 32
Questão
Yellow marrow stores:
Responda
-
fat
-
red blood cells
-
platelets
-
white blood cells
Questão 33
Questão
Where is red marrow primarily found?
Responda
-
medullary cavity
-
spongy bone
-
compact bone
-
epiphyseal plate
Questão 34
Questão
The striations of skeletal muscle form a repeating pattern of units called:
Responda
-
sarcomeres
-
myofibrils
-
tendons
-
osteons
Questão 35
Questão
Thick filaments are made of the protein:
Responda
-
troponin
-
tropomyosin
-
actin
-
myosin
Questão 36
Questão
What is a cross bridge?
Responda
-
when a nerve impulse travels to a muscle fiber to cause contraction
-
when a myosin head binds to an actin filament
-
when a neurotransmitter is release in the synaptic cleft
-
none of these
Questão 37
Questão
Which protein in a muscle cells stores oxygen?
Responda
-
actin
-
myosin
-
hemoglobin
-
myoglobin
Questão 38
Questão
Which ion is needed for muscle contraction to occur?
Responda
-
sodium
-
calcium
-
chloride
-
potassium
Questão 39
Questão
What does the sliding filament theory say?
Responda
-
thick and thin filaments do not really change in length
-
the thin filaments slide over the thick filaments
-
the thick filaments slide over the thin filaments
-
A and B
Questão 40
Questão
Which neurotransmitter is responsible for muscle contraction?
Responda
-
adensosine
-
serotonin
-
GABA
-
acetylcholine
Questão 41
Questão
An Olympic sprinter will have more:
Responda
-
fast twitch fibers
-
slow twitch fibers
Questão 42
Questão
When a muscle fiber cannot relax, ______________ occurs.
Responda
-
summation
-
twitch
-
tetanus
-
none of these
Questão 43
Questão
Which of these statements about smooth muscle contraction is false:
Responda
-
Smooth muscle is slower to contract and relax than skeletal muscle.
-
Smooth muscle can maintain a forceful contraction longer
-
Smooth muscle fibers can change length without changing tautness
-
Smooth muscle fibers are striated
Questão 44
Questão
Intercalated discs are unique to:
Responda
-
smooth muscle
-
skeletal muscle
-
cardiac muscle
Questão 45
Questão
_______________ of a muscle decreases an angle, while ______________ increase an angle.
Responda
-
rotation, extension
-
adduction, flexion
-
flexion, extension
-
extension, flexion
Questão 46
Questão
ATP is needed for:
Responda
-
contraction
-
relaxation
-
both
Questão 47
Questão
Which of these muscles is not responsible for facial expression?
Responda
-
Deltoid
-
Buccinator
-
Orbicularis oris
-
Epicranius
Questão 48
Questão
Which of these muscles is not responsible for moving the arm?
Responda
-
Teres major
-
Pectoralis major
-
Deltoid
-
Gastrocnemius
Questão 49
Questão
Which of these muscles is not responsible for moving the forearms?
Responda
-
Triceps brachii
-
Brachialis
-
Soleus
-
Biceps brachii
Questão 50
Questão
Which of these muscles is not in the lower leg?
Responda
-
Gastrocnemius
-
Soleus
-
Tibialis anterior
-
Gluteus maximux
Questão 51
Questão
Order the following structures from smallest to largest:
Responda
-
molecules---atoms----organelle----cell---tissue
-
atoms---molecules---organelle---cell---tissue
-
tissue---cell---organelle---molecules---atoms
-
cell-organelle---molecules---atoms
Questão 52
Questão
Which of these is not a requirement of an organism?
Responda
-
water
-
food
-
oxygen
-
pressure
-
these are all requirements
Questão 53
Questão
An example of negative feedback is:
Responda
-
a high body temperature provokes shivering to warm up
-
oxytocin induces uterine contractions
-
a high body temperature provokes sweating to cool off
-
platelets provoke further bloodclotting
Questão 54
Questão
The parietal and visceral pleura is found around the:
Responda
-
Heart
-
Digestive organs
-
Lungs
-
Reproductive organs
Questão 55
Questão
Which of these organs is not found in the thoracic cavity?
Responda
-
heart
-
lung
-
stomach
-
bladder
-
C and D
Questão 56
Questão
A frontal (coronal) plane divides the body into:
Responda
-
superior and inferior parts
-
right and left parts
-
anterior and posterior parts
-
oblique parts
Questão 57
Questão
The brain, spinal cord, and nerves make up the:
Responda
-
nervous system
-
cardiovascular system
-
urinary system
-
respiratory system
Questão 58
Questão
The sternum is __________ to the arms.
Responda
-
inferior
-
lateral
-
medial
-
superior
Questão 59
Questão
The ankle is _______ to the knee.
Responda
-
proximal
-
posterior
-
distal
-
lateral
Questão 60
Questão
Patellar is a regional term referring to the:
Responda
-
back
-
elbow
-
knee
-
ear
Questão 61
Questão
******* Oxygen has 8 protons and 8 neutrons********
What is oxygen's atomic number?
Responda
-
2
-
4
-
16
-
8
Questão 62
Questão
******** Oxygen has 8 protons and 8 neutrons ********
What is oxygen's atomic weight?
Responda
-
4
-
2
-
8
-
16
Questão 63
Questão
******** Oxygen has 8 protons and 8 neutrons ********
How many electrons does oxygen have?
Responda
-
8
-
16
-
4
-
2
Questão 64
Questão
An atom that has the same number or protons but different number of neutrons is call a(n):
Responda
-
ion
-
cation
-
anion
-
isotope
Questão 65
Questão
A(n) ______________ bond is formed when electrons are transferred between atoms, resulting in one atom that lost an electron and one atom that gained an electron.
Responda
-
hydrogen
-
ionic
-
covalent
-
polar covalent
Questão 66
Questão
The chemical bond between atoms that equally share electrons is called a ___________ bond.
Responda
-
hydrogen
-
polar covalent
-
covalent
-
ionic
Questão 67
Questão
In sodium chloride, Na+ Cl-, the anion is ________ and the cation is ________.
Responda
-
sodium, chloride
-
chloride, sodium
Questão 68
Questão
Which of these is an example of a synthesis reaction?
Responda
-
amino acids joining to make a protein
-
glucose molecules joining together to make glycogen
-
glycogen breaking down to form glucose molecules
-
A and B
Questão 69
Questão
Which of these describes a catabolic reaction?
Responda
-
A + B ---> AB
-
AB + CD ---> AC + BD
-
AB ----> A + B
-
None of these
Questão 70
Questão
Which of these is a strong acid?
Responda
-
NaOH
-
Water
-
HCl
-
ammonium
Questão 71
Questão
Which of these is not a lipid?
Responda
-
steroids
-
fats
-
fructose
-
triglyceride
Questão 72
Questão
The building blocks of a carbohydrate are:
Responda
-
amino acids
-
polysaccharides
-
monosaccharides
-
disasscharides
Questão 73
Questão
What makes each amino acid unique?
Responda
-
the amino group
-
The R group (aka functional group)
-
the acid group
-
none of these
Questão 74
Questão
If the 3D structure of an amino acid is denatured, what happens?
Responda
-
the protein loses its shape and may not work
-
chemical reactions occur faster
-
special properties of that protein are lost
-
A and C
Questão 75
Questão
The building blocks of nucleic acids are:
Responda
-
monosaccharides
-
phosphate
-
nucleotides
-
amino acids
Questão 76
Questão
A double helix, a sugar phosphate backbone, and a nitrogenous base are all characteristics of:
Responda
-
protein
-
DNA
-
RNA
-
lipids
Questão 77
Questão
A reaction joining monomers to create a polymer requires:
Responda
-
hydrolysis
-
dehydration
Questão 78
Questão
A reaction breaking down a polymer to monomers requires:
Responda
-
dehydration
-
hydrolysis
Questão 79
Questão
What is the plasma membrane of a cell made of (that causes selective permeability)?
Responda
-
amino acids
-
nucleic acids
-
phospholipids
-
sugars
Questão 80
Questão
What is the function of a ribosome?
Responda
-
helps with cell division (mitosis)
-
site of protein synthesis
-
packages and sorts vesicles
-
makes ATP
Questão 81
Questão
What is the function of the mitochondria?
Responda
-
site of protein synthesis
-
helps with cell division (mitosis)
-
makes ATP
-
packages and sorts vesicles
Questão 82
Questão
What is the function of a lysosome?
Responda
-
packages and sorts vesicles
-
contains digestive enzymes to get rid of old cellular parts
-
breaks down toxic substances in cells into H202 and water
-
site of protein synthesis
Questão 83
Questão
Which of these is not part of the cytoskeleton?
Responda
-
nuclear envelope
-
microfilament
-
microtubule
-
intermediate filament
Questão 84
Questão
Which motile cell structure in our respiratory tract helps get rid of mucus?
Responda
-
flagella
-
microvilli
-
cilia
-
centriole
Questão 85
Questão
What is a chromatin?
Responda
-
Uncondensed DNA and proteins
-
uncondensed RNA and proteins
-
lipids
-
proteins
Questão 86
Questão
What is diffusion?
Responda
-
the tendency of a substance to move from an area of low concentration to an area of high concentration
-
the tendency of a substance to move from an area of high concentration to an area of low concentration
-
the movement of water across a selectively permeable membrane into a compartment containing solute that cannot cross the same membrane
-
none of these
Questão 87
Questão
Which of these substances moves into the cell via facilitated diffusion?
Responda
-
oxygen
-
carbon dioxide
-
glucose
-
lipid soluble substances
Questão 88
Questão
Solutions that have a higher osmotic pressure than body fluids (aka cells will shrink) are called:
Responda
-
hypertonic
-
hypotonic
-
isotonic
-
none of these
Questão 89
Questão
______________ transport is when a substance moves from a low concentration to a high concentration (aka running up a hill), and requires___________.
Responda
-
passive, ATP
-
active, ATP
-
facilitated diffusion, ADP
-
active, glucose
Questão 90
Questão
In which phase of the cell cycle do chromosomes line up in preparation to move to opposite poles?
Responda
-
prophase
-
metaphase
-
anaphase
-
telophase
Questão 91
Questão
In which phase of the cell cycle does the chromatin condense into chromosomes and the centrioles move to opposite ends of the cell?
Responda
-
prophase
-
metaphase
-
anaphase
-
telophase
Questão 92
Questão
________ is division of the nucleus, and __________ is division of the cytoplasm.
Responda
-
cytokinesis, mitosis
-
mitosis, cytokinesis
-
meiosis, mitosis
-
mitosis, meiosis
Questão 93
Questão
Which of these cells undergoes apoptosis regularly?
Responda
-
cardiac cell
-
skeletal cell
-
uterine lining cell
-
nerve cell
Questão 94
Questão
An anabolic reaction is synonymous with a ______________ reaction.
Responda
-
decomposition
-
synthetic
-
displacement
-
oxidation reduction
Questão 95
Questão
How do catalysts work?
Responda
-
by producing more heat
-
by increasing the number of substrate molecules
-
by decreasing the activation energy
-
by adding water
Questão 96
Questão
ATP ----> ADP + P
Which reaction occurred above?
Responda
-
synthesis
-
decomposition
-
displacement
-
oxidation reduction
Questão 97
Questão
Where is the potential energy in ATP stored?
Responda
-
in the phosphate bonds
-
in the adenosine
Questão 98
Questão
What is an enzyme?
Responda
-
a lipid
-
a biological catalyst
-
a protein
-
B and C
Questão 99
Questão
If a cell needs droplets of liquid from the extracellular environment, which process occurs?
Responda
-
phagocytosis
-
receprot mediated endocytosis
-
pinocytosis
-
exocytosis
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