Caption: Diagram of a mammalian muscle spindle
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 22.93 MB

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

Caption: The mammalian pituitary gland, showing the anterior lobe (adenohypophysis) and posterior lobe (neurohypophysis).
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 64.27 MB