Search results
Results from the WOW.Com Content Network
In contrast to surgical embolectomy for acute PE, treatment of CTEPH necessitates a true bilateral endarterectomy (removal of blockage from the blood vessels) through the medial layer of the pulmonary arteries, which is performed under deep hypothermia (lowering of body temperature) and circulatory arrest (temporary stoppage of blood flow), [16 ...
The average gestation period is 38 weeks, but a normal pregnancy can vary by up to 37 days. [191] Embryonic development in the human covers the first eight weeks of development; at the beginning of the ninth week the embryo is termed a fetus. [192]
Hyperuricaemia or hyperuricemia is an abnormally high level of uric acid in the blood.In the pH conditions of body fluid, uric acid exists largely as urate, the ion form. [1] [2] Serum uric acid concentrations greater than 6 mg/dL for females, 7 mg/dL for males, and 5.5 mg/dL for youth (under 18 years old) are defined as hyperuricemia. [3]
The dromedary is the only mammal with oval red blood corpuscles, which facilitates blood flow during dehydration. [50] The pH of the blood varies from 7.1 to 7.6 (slightly alkaline). The individual's state of hydration and sex and the time of year can influence blood values. [51] The lungs lack lobes. [34] A dehydrated camel has a lower ...
This means the brain-to-body mass ratio is, on average, approximately the same for both sexes. [83] [84] Comparing a male and a female of the same body size, an average difference of 100 grams in brain-mass is present, the male having the bigger and heavier brain. This difference of 100 grams applies over the whole range of human sizes.
The normal life expectancy for 60 to 70 years old is 23 to 15 years; for 90 years old it is 4.5 years. [227] Following AD diagnosis it ranges from 7 to 10 years for those in their 60s and early 70s (a loss of 13 to 8 years), to only about 3 years or less (a loss of 1.5 years) for those in their 90s.
A mammal (from Latin mamma 'breast') [1] is a vertebrate animal of the class Mammalia (/ m ə ˈ m eɪ l i. ə /).Mammals are characterised by the presence of milk-producing mammary glands for feeding their young, a broad neocortex region of the brain, fur or hair, and three middle ear bones.
It has a strong, flexible body, quick reflexes, and sharp teeth, and its night vision and sense of smell are well developed. It is a social species, but a solitary hunter and a crepuscular predator. Cat communication includes vocalizations—including meowing, purring, trilling, hissing, growling, and grunting—as well as body language.