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506712
Caption: The auditory ossicles of the middle ear and the structures surrounding them
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 15.78 MB
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481047
Caption: Organs of the renal system.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 15.47 MB
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480999
Caption: The three major pairs of salivary glands
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 14.79 MB
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481403
Caption: The human pineal gland.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 13.61 MB
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481405
Caption: Cutaway drawing of a nucleus.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 16.83 MB
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481552
Caption: The human adrenal gland.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 17.54 MB
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507006
Caption: Blood alcohol concentration in an average man after drinking 2 oz of spirits each hour for 4 hours (A) and 8 oz all at once (B)
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 34.07 MB
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481377
Caption: Diagram illustrating varicose veins
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 73.09 MB
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481511
Caption: Cross-section of a chloroplast.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 17.20 MB
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481489
Caption: Transverse section of an artery.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 64.35 MB
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481544
Caption: The principal glands of the female and male human endocrine systems.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 15.56 MB
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481430
Caption: Human arterial supply and venous drainage of the organs.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 59.27 MB
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481007
Caption: The basic structure of a typical T-cell antigen receptor
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 36.16 MB
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481501
Caption: Amniotic egg.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 14.55 MB
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481326
Caption: The human spleen in situ.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 8.84 MB
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481372
Caption: The process of cell division by mitosis.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 73.58 MB
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481212
Caption: Complement proteins aid the destruction of pathogens by piercing their outer membranes or making them attractive to macrophages.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 14.42 MB
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481367
Caption: Anterior view of the human kidneys in situ.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 16.39 MB
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481139
Caption: Stimulation of immune response by activated helper T cells.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 13.29 MB
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481426
Caption: Drawing of the internal and external structures of a macrophage.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 18.19 MB
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481487
Caption: The human lymphatic system, showing the lymphatic vessels and lymphoid organs.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 9.56 MB
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481003
Caption: The human male urinary bladder and urethra.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 14.55 MB
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481181
Caption: Schematic representation of some proteins of the immunoglobulin (Ig) superfamily.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 14.70 MB
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481213
Caption: Diagram demonstrating the progression of an arterial embolism
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 47.21 MB
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481324
Caption: The Golgi apparatus, or complex, plays an important role in the modification and transport of proteins within the cell.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 17.09 MB
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481118
Caption: In the US, vaccination programs have almost eradicated diphtheria, polio, and measles. Data source: U.S. Bureau of the Census.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 24.90 MB
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481484
Caption: Diagram of a retinal detachment.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 15.82 MB
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481479
Caption: Relationships of endocrine glands, from the pituitary-hypothalamus system to the vertebrate endocrine glands and their hormones.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 56.60 MB
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480994
Caption: The endoplasmic reticulum plays an important role in the biosynthesis, processing, and transport of proteins and lipids.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 18.60 MB
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481018
Caption: A fully opposable thumb gives the human hand its unique power grip (left) and precision grip (right).
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 13.40 MB
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481496
Caption: The human thyroid gland.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 13.16 MB
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481312
Caption: Receptor-mediated endocytosis enables cells to ingest molecules such as protein that are necessary for normal cell functioning.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 70.36 MB
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481346
Caption: The human female mammary gland.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 12.75 MB
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481266
Caption: Systemic anaphylactic response to venom from a bee sting in an individual with type I hypersensitivity.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 14.46 MB
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481049
Caption: The hybrid cells developed in the artificial production of monoclonal antibodies produce large amounts of the desired antibody.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 14.46 MB
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481274
Caption: Diagram of an artificial pacemaker
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 60.87 MB
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481205
Caption: The three processes of ATP production include glycolysis, the tricarboxylic acid cycle, and oxidative phosphorylation.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 15.28 MB
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481033
Caption: The gallbladder and bile ducts in situ
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 10.52 MB
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481333
Caption: Typical animal cell and plant cell.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 9.01 MB
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481270
Caption: Cross section of the right kidney showing the major blood vessels.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 18.09 MB
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481355
Caption: The skeletal structures of a human being and of a gorilla.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 16.42 MB
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481104
Caption: Rh hemolytic disease of the newborn develops when a fetus inherits a blood factor from the father that is absent in the mother
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 27.80 MB
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481070
Caption: At one end of each nephron in the mammalian kidney exists a double-walled, cuplike structure called the renal corpuscle.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 12.57 MB
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481165
Caption: Organization of the autonomic nervous system, showing the key role of acetylcholine in the transmission of nervous impulses.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 23.05 MB
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481111
Caption: Atherosclerosis: Comparison of a normal artery with an artery narrowed by atherosclerotic plaque
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 12.77 MB
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481012
Caption: Cross-section showing component parts of arteries and veins
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 43.98 MB
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481119
Caption: Anatomical sources of neural and hematopoietic stem cells.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 15.20 MB
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481408
Caption: Cutaway drawing of a eukaryotic animal cell.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 17.09 MB
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481325
Caption: The major hormones of adipose tissue, the gastrointestinal tract, and the pancreas, and their effects.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 14.65 MB
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481529
Caption: Diagram of double coronary artery bypass surgery.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 10.05 MB
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481383
Caption: Exocytosis, a process for primary active transport across the cell membrane.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 15.28 MB
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481317
Caption: Metamorphosis of leopard frog from egg, to tadpole, to adult
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 6.90 MB
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481222
Caption: The five main classes of antibodies (immunoglobulins): IgG, IgA, IgD, IgE, and IgM.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 27.63 MB
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481195
Caption: Myopia, or nearsightedness, can be corrected with concave lenses to allow near objects to be brought into focus by the eye.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 8.19 MB
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481093
Caption: Diagram detailing the parts of the pancreas, as well as an inset of its in situ position and an inset of histology
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 11.93 MB
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481245
Caption: The increase in hominin cranial capacity through various species over time.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 14.74 MB
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481095
Caption: Cross section comparing the left ventricular wall of normal heart to a left ventricular wall that has experienced hypertrophy.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 56.06 MB
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481186
Caption: Diagram showing a healthy heart valve compared with a diseased heart valve and an artificial heart valve.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 68.33 MB
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481483
Caption: Cutaway drawing of a eukaryotic plant cell.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 17.09 MB
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481210
Caption: The islets of Langerhans contain alpha, beta, and delta cells that produce glucagon, insulin, and somatostatin, respectively.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 28.96 MB