Pons
...in , which controls heart rate, constriction and
dilation of blood vessels , respiration , and digestion . PICTURE ... Full article >>> Pons the closest larger bulge at the top of the spinal cord ( pons = bridge) Population a group of the same species of organ ism in the same a...
Medulla oblongata
...indbrain ; controls heart rate, constriction and
dilation of blood vessels , respiration , and digestion . PICTURE ... Full article >>> medulla oblongata pons and cerebellum Medulla oblongata The medulla looks like a swollen tip to the spinal cord . Nerve impulse s arising he...
Larynx
...icle >>> larynx (the voice box) A
dilation of the upper part of the trachea (windpipe) of tetrapod s (Adam's apple in human s), occurring in the front part of the neck containing the vocal cords Covered in Lab 16 Rat Respiratory and Circulatory System s ... Full article >>> ...
Cervix
...h begins with contractions of the uterus and the
dilation of the cervix . Full article >>> The os is each end of the cervix , internal (to the uterus ) and external (to the vagina ) A municipality of the county Hedmark in Norway, see Os, Hedmark. A municipality of the county Hordaland i...
Ampulla
... or sac-like off shoot . Some examples include the
dilation at the end of the semicircular canal of the ear, or the internal expansion of the echinoderm tube foot . Full article >>> ampulla - upper region of the mammalian oviduct , near the ovary . Fertilization typically takes place in ...