Red blood cells in the circulation live for about ________. The short life span is due to ________.
Fill in the blank(s) with the appropriate word(s).
120 days; increasing fragility of the older red blood cells, which may rupture as they squeeze through capillaries
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The mediastinum is a serous cavity.
Indicate whether this statement is true or false.
Which a layer of hyaline cartilage reduces friction between bones involved in a joint?
a) periosteum b) distal epiphysis c) nutrient foramen d) articular cartilage e) epiphyseal plate
Answer the following statements true (T) or false (F)
1. The mediastinum is in both the ventral and thoracic cavities. 2. The pleural cavity is in both the thoracic and dorsal cavities. 3. The brain and spinal cord are in the dorsal cavity. 4. The cranial cavity contains the brain and spinal cord. 5. The upper abdominopelvic area consists of the right and left hypogastric and the epigastric regions.
Kicks by horses and cattle are a common source of injury for people working around them
Indicate whether the statement is true or false