Answer:
Primary circular reactions
Explanation:
This substage involves coordinating sensation and new schemas. For example, a child may suck his or her thumb by accident and then later intentionally repeat the action. These actions are repeated because the infant finds them pleasurable
Answer:
Core muscles also contract to expel waste such as urine, feces, vomit, and deoxygenated air. They help with lifting, pushing, and giving birth. When you exercise core muscles, you also strengthen the muscles in your arms and legs and improve your overall strength, endurance, flexibility, balance, and coordination.
B. Amount of sleep
explanation- cause i just know
The brachial artery<span> is a major </span>blood<span> vessel located in the upper arm and is the main supplier of </span>blood<span> to the arm and hand. ... The </span>brachial artery's<span> pulse can be felt on the elbow's front side. This is why </span>blood pressure<span> is measured in this area using either a sphygmomanometer (a </span>blood pressure meter) or a stethoscope. the answer is >5 mm Hg