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epiphysis    
骺; 骨端; 骨骺

□; 骨端; 骨□

epiphysis
n 1: the end of a long bone; initially separated from the main
bone by a layer of cartilage that eventually ossifies so
the parts become fused
2: a small endocrine gland in the brain; situated beneath the
back part of the corpus callosum; secretes melatonin [synonym:
{pineal gland}, {pineal body}, {epiphysis cerebri},
{epiphysis}]

Pineal \Pi"ne*al\, a. [L. pinea the cone of a pine, from pineus
of the pine, from pinus a pine: cf. F. pin['e]ale.]
Of or pertaining to a pine cone; resembling a pine cone.
[1913 Webster]

{Pineal gland} (Anat.), a glandlike body in the roof of the
third ventricle of the vertebrate brain; -- called also
{pineal body}, {epiphysis}, {conarium}. In some animals it
is connected with a rudimentary eye, the so-called pineal
eye, and in other animals it is supposed to be the remnant
of a dorsal median eye.
[1913 Webster]


Epiphysis \E*piph"y*sis\, n.; pl. {Epiphyses}. [NL., fr. Gr.
'epi`fysis, fr. 'epify`ein to grow upon; 'epi` upon fy`ein
to grow.] (Anat.)
(a) The end, or other superficial part, of a bone, which
ossifies separately from the central portion, or
{diaphysis}.
(b) The cerebral epiphysis, or pineal gland. See {Pineal
gland}, under {Pineal}.
[1913 Webster]


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  • What Is the Weight of the Human Heart? Size, Weight, and Fun Facts . . .
    The average human heart weighs between 250 to 350 grams (about 9 to 12 ounces) That’s roughly the weight of a large apple or a small grapefruit But that number isn’t the same for everyone The weight of the heart can change based on age, sex, body size, fitness level, and even health conditions
  • How Much Does a Heart Weigh? - Measuringly
    On average, an adult’s heart weighs about 10 ounces (280-340 grams) in men and between 8-10 ounces (230-280 grams) in women Your heart may weigh a little more or a little less, depending on your body size and sex
  • Mass of a Human Heart - The Physics Factbook
    The mass of a human heart is between 200–450 g, however approximately 300 g However, this number can be extremely varied when the heart is diseased A diseased heart can sometimes weigh as much as 1000 g; more than two pounds!
  • How Much Do Your Organs Weigh? A Detailed Analysis
    The heart, a muscular pump circulating blood throughout the body, weighs between 250 and 350 grams (8 8 to 12 3 ounces) The lungs, responsible for gas exchange, exhibit a weight difference between the right and left sides
  • Typical Organ Weights - Duke University
    Typical Organ Weights Table from: Normal organ weights in men: part I-the heart sic Med Pathol Table from: Normal organ weights in men: part II-the brain, lungs, liver, spleen, and kidneys
  • Normal organ weights in men: part I-the heart - PubMed
    The authors, therefore, propose establishing a reference range for heart weight in men, much like those in use for other laboratory tests including hemoglobin, hematocrit, or glucose A reference range (95% inclusion) of 233 to 383 g for the adult male human heart is proposed
  • Does a human heart have mass? True False - CK-12 Foundation
    Yes, a human heart does have mass On average, the heart of an adult male weighs about 280-340 grams, and the heart of an adult female weighs about 230-280 grams
  • How Big Is a Human Heart? Size, Structure Function - GNA
    The average adult human heart is about the size of a clenched fist, measuring around 12 cm in length and weighing 250-350 grams The heart is a vital muscular organ situated in the chest, essential for pumping blood and delivering oxygen and nutrients throughout the body
  • The Human Heart | HowStuffWorks
    The heart comprises less than 0 5 percent of the total body weight The heart has three layers The smooth, inside lining of the heart is called the endocardium The middle layer of heart muscle is called the myocardium It is surrounded by a fluid filled sac call the pericardium
  • Heart - Wikipedia
    An adult heart has a mass of 250–350 grams (9–12 oz) [16] The heart is often described as the size of a fist: 12 cm (5 in) in length, 8 cm (3 5 in) wide, and 6 cm (2 5 in) in thickness, [8] although this description is disputed, as the heart is likely to be slightly larger [17]





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