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AP FINAL > TEST1 > Flashcards

TEST1 Flashcards

(76 cards)

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1
Q
A
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2
Q

Chromosonmes decoil to form chromatin

A

TELOPHASE

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3
Q

Chromosomal cetromeres split & chromosomes migrate to opposite ends of the cell

A

ANAPHASE

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4
Q

Nuclear membrane & nucleolus disinterate

A

LATE PROPHASE

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5
Q

chromosomes align on the spindle equator

A

META PROHASE

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6
Q

Centrioles move to opposite ends of the cell

A

EARLY PROPHASE

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7
Q

What is the main , geeral purpose of negative feedback

A

to maintain homeostasis

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8
Q

a structure that is composed of 2 or more tissues would be

A

ORGAN

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9
Q

___________cavities are spaces within joints

A

SYNOVIAL

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10
Q

which termmeans toward or at the back of the body, behind?

A

DORSAL

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11
Q

Single most abdundant chmeical substance of the body , accounting for 60% to 80% of body weight, is_____

A

WATER

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12
Q

a good example of a positive feedback mechanism would be

A

enhancement of labor contractions

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13
Q

Which of the following describes a parasagittal plane

A

any sagittal plane except the median

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14
Q

Homeeostasis is the condition in which the body manintains

A

a relatively stable internal enviormnment, within limits

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15
Q

correct sequence from simplest to most complex

A

2-1-4-3-5

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16
Q

Statements is the most correct regarding homeostatic imbalance

A

It is considered the cause of most diseases

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17
Q

Subdivisions of anatomy include which of the following

A

Gross

Macroscopic

visual

MICROscopic

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18
Q

Dorsal body cavity is the site of which fo the following

A

BRAIN

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19
Q

The anatomical position is used

A

as a standard reference point for the directional terms regardless of the actual position of the body

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20
Q

What is a vertical section through the body, dividing it into anterior and posterior regions

A

FRONTAL

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21
Q

The genetic information is coded in DNA by the

A

sequence of the nucleotides

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22
Q

Carbohydrates are stored in the liver & muscles in the form of

A

glycogen

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23
Q

Which of the following desribes coenzymes

A

Organic molecules derived from vitamins

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24
Q

A chemical reaction in which bonds are broken is usually associated with

A

The release of energy

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25
Which of the following is the major positive ion outside cell
SODIUM
26
Which of the following constitutes a long chain of simple sugars
POLYsaccharide
27
Regarded as an organic molecule
CH4
28
What level of protein structure is represented by the coiling of the protein chain backbone
SECONDARY
29
Carbohydrates & proteins are built up from their basic building blocks by the
removal of a water molecule between each 2 units
30
Choose the answer that best describes fibrous protein
are very stable & insouluble in water
31
example of suspension
BLOOD
32
Correct statement about isotopes
Isotope of the **_same element**_ to have the _**same atomic number**_ but _**differ**_ in their _**atomic masses_**
33
4 elements that make up about 96% of bady matter are
Carbon oxygen hydrogen nitrogen
34
In liquid XYZ, you notice that light is scattered as it passes through. There is NO precipitant in the bottom of the beaker, though it has been sitting for several days. What type of liquid is this?
COLLOID
35
ammino acids joining together to make a peptide is a good example of a \_\_\_\_\_\_\_\_reaction
SYNTHESIS
36
Sucrose is a
DISACCHARIDE
37
ratio of fatty acids to glycerol in neutral fats
3:1
38
Statemnet best describes transcytosis
Transporting an endosome from one side of a cell to the other & releasing the contents by exocytosis
39
Describe the plasma membrane
They phospholipid bilayer surrounding the cell
40
Struture are fingerlike projections that greatly increase the asorbing surace of
microvilli
41
if cells are placed in a hypertonic solution containg a solute to which the membrane is impermeable, what could happen
Cells loose water & shrink
42
Riboswitches are folded RNAs that act as swiches to turn protein synthesis on or off in reposnse to\_\_\_\_\_\_
changes in the environment
43
Function of a plasma membrane protein
Molecular transport through the membrane
44
would NOT be a constituent of a plasma membrane
messenger RNA
45
If the nucleotide or base sequence of the DNA strand used as a template for messenger RNA synthesis is ACGTT, then what would be the sequence of bases in the corresponding mRNA
UGCAA
46
Passive membrane transport processes include
movement of a substance down its concentration gradient
47
Peroxisomes\_\_\_\_\_\_\_\_
are able to detoxify substances by enzymatic action
48
DNA replication\_\_\_\_\_
takes place during interphase of the cell cycle
49
following is a concept of the cell theory
A cell is the basic structual and functional unit of living organisms
50
The main component of cytosol is
WATER
51
The endomembrane system is
an interactive system of organelles whose membranes are physically or functionally connected
52
If a tRNA had an AGC anticodon, it could attach to a \_\_\_\_\_mRNA codon
UCG
53
statement best describes connective tissue
usually contains a large amount of matrix
54
Cell types likely to be seen in areolar connective tissue include all EXCEPT
CHONDROCYTES
55
TISSUE TYPE ARISES FROM ALL 3 EMBRYONIC GERM LAYERS
EPITHELIAL TISSUE
56
Glands, such as the thyroid, that secrete their products directly into the blood rather than through ducts are classified as
ENDOCRINE
57
True concerning muscle tissue
Highly cellular & well vascularized
58
First step in tissue repair involves
inflammation
59
Which cells are commonly found wedged between simple columnar epithelial cells
Goblet cells
60
Select the correct statement regarding factors that affect the tissue repair process
The age of the person is a factor in the repair process
61
Mesenchymal cells are most commonly found in \_\_\_\_\_connective tissue
embryonic
62
A needle would pierce the epidermal layers of the forearm in which order
Corneum Granulosum spinsosum basale
63
The dermis\_\_\_\_\_\_\_
has 2 layers
64
Muscles attached to the hari follicles cause goose bumps
arrector pili
65
Sudoriferous glands vary in distribution over the surface of the body. Which of the following is correct
Ceruminous glands secrete cerumen, which is thought to deter insects.
66
The function of the root hair plexus is to \_\_\_\_\_
allow the hair to assist in touch sensation
67
Nutrients reach the surface of the skin (epidermis) through the process of \_\_\_\_\_
diffusion through the tissue fluid from blood vessels in the dermis
68
The reason the hypodermis acts as a shock absorber is that
the major part of its makeup is adipose, which serves as an effective shock absorber
69
Melanocytes & keratinocytes work together in protecting the skin from UV damage when keratinocytes\_\_\_\_
accumulate the melanin granules on their superficial portion, forming a UV blocking pigment layer
70
Whater loss through the epidermis could cause a serious threat to health & well being. The following protects us against excessive water loss through the skin
Lamellated granules of the cells of the stratum granulosum, a glycolipid that is secreted into extracellular spaces
71
The dermis is a stroung, flexible connective tissue layer. Which celltypes are likely to be found in the dermis
Fibroblasts, macrophages mast cells
72
Papillary layer of the dermis is connective tissue heavily invested with blood vessels. The superficial surface has structures called
Dermal papillae
73
An epidermal dendritic cell is specialized
Phagocytic cell
74
statement best describes what fingernails actually are
Fingernails are a modification of the epidermis
75
What is the first threat to life from a massive thrid degree burn
Catastrophic fluid loss
76
eyebrow hairs are always shorter than hairs on your head because
eyebrow follicles are only active for a few months

AP FINAL (4 decks)

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