Answer:
The lumbar vertebrae only allow flexion and extension movements.
Explanation:
The lumbar vertebrae only allow flexion and extension movements but has limited rotational movement. It is present on the third region of vertebral column. This lumbar vertebrae is present in the lower of the back between the thoracic and sacral vertebral segments. Lumbar vertebrae is made up of 5 bones or vertebrae. The main function of this vertebrae is to bear body weight of the upper part.
Answer:
Descriptive-survey research uses surveys to gather data about varying subjects. This data aims to know the extent to which different conditions can be obtained among these subjects. For example, a researcher wants to determine the qualification of employed professionals in Maryland.
Explanation:
Outside lower rear legs
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Answer: In order to compensate for the low partial pressure of oxygen at altitude, the human body undergoes a number of physiological changes. A vital component in this process is the increase in the concentration of circulating haemoglobin. The role of HIF‐1α, erythropoietin and red blood cells in this acclimatisation process is described, together with the fall in plasma volume that increases the concentration of haemoglobin in the early stages of hypoxic exposure.
Explanation: