lobe (lōb)
lobe
lobe
1. a more or less well-defined portion of an organ or gland.
2. one of the main divisions of a tooth crown.lo´bar
caudate lobe a small lobe of the liver between the inferior vena cava and the left lobe.
ear lobe the lower fleshy part of the external ear.
frontal lobe the rostral (anterior) portion of the cerebral hemisphere.
hepatic lobes the lobes of the liver, designated the right and left and the caudate and quadrate.
insular lobe insula.
occipital lobe the most posterior portion of the cerebral hemisphere, forming a small part of its dorsolateral surface.
parietal lobe the upper central portion of the cerebral hemisphere, between the frontal and occipital lobes, and above the temporal lobe.
polyalveolar lobe a congenital disorder characterized in early infancy by far more than the normal number of alveoli in the lung lobes; thereafter, normal multiplication of alveoli does not take place and they become enlarged, i.e., emphysematous.
quadrate lobe
1. precuneus.
2. a small lobe of the liver, between the gallbladder on the right, and the left lobe.
spigelian lobe caudate l. of liver.
temporal lobe the lower lateral lobe of the cerebral hemisphere.
lobe (l b)n. 1. A rounded projection, especially a rounded, projecting anatomical part, such as the lobe of the ear. 2. A subdivision of a body organ or part bounded by fissures, connective tissue, or other structural boundaries. 3. One of the larger divisions of the crown of a tooth, formed from a distinct point of calcification. |
lobe
[lōb]
Etymology: Gk, lobos
1 a roundish projection of any structure.
2 a part of any organ, demarcated by sulci, fissures, or connective tissue, as the lobes of the brain, liver, and lungs. lobar, lobular, adj.
lobe
1. a more or less well-defined portion of an organ or gland.
2. one of the main divisions of a tooth crown.
caudate lobe
a small dorsally located lobe of the liver to the right of the caudal vena cava that frequently embraces the right kidney.
ear lobe
an elevated area of skin just below the external auditory meatus in birds.
frontal lobe
the anterior portion of the gray matter of the cerebral hemisphere.
hepatic lobe
one of the lobes of the liver.
occipital lobe
the most posterior portion of the cerebral hemisphere, forming a small part of its dorsolateral surface.
parietal lobe
the upper central portion of the gray matter of the cerebral hemisphere, between the frontal and occipital lobes, and above the temporal lobe. See also parietal lobe.
prefrontal lobe
the part of the brain rostral to the ascending convolution.
quadrate lobe
1. precuneus.
2. a small lobe of the liver, between the gallbladder on the right, and the left lobe.
temporal lobe
the lower lateral portion of the cerebral hemisphere.
lobe
1. A subdivision of an organ–eg, liver–2 lobes; lung–2 lobes left, 3 lobes right; breast–15-20 lobes; brain–2 lobes, divided by fissures, connective tissue or other natural boundaries. See Temporal lobe 2. A
rounded projecting portion, such as the lobe of the ear
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