Answer:
The outer pleura is attached to the chest wall (1-9). The pleural cavity aids optimal functioning of the lugs during breathing. It transmits movements of the chest wall to the lungs, particularly during heavy breathing.
Answer:
The chyme is pushed along the small intestine by muscle contractions called peristaltic waves. Most of the chemical digestion and breakdown of the food happens in the duodenum. Food is mixed with bile from the gallbladder and digestive juices from the pancreas.
Explanation:
Chyme, a thick semifluid mass of partially digested food and digestive secretions that is formed in the stomach and intestine during digestion. In the stomach, digestive juices are formed by the gastric glands; these secretions include the enzyme pepsin, which breaks down proteins, and hydrochloric acid.
The stomach has four major regions: the cardia, fundus, body, and pylorus. The addition of an inner oblique smooth muscle layer gives the muscularis the ability to vigorously churn and mix food.
Answer:
Organisms’ characteristics can be used to determine the evolutionary relationships among them. The more closely related two organisms, the more characteristics they have in common. These shared characteristics, along with the fossil record, indicate that organisms have evolved over time from a common ancestor.
True, there are equal numbers of protons and electrons in neutral atoms
Superficial cut only on the flexor retinaculum of wrist would damage all structures, except:
- <em>A</em><em>.</em><em> </em><em>Median</em><em> </em><em>nerve</em>
<u>S</u><u>o</u><u>r</u><u>r</u><u>y</u><u> </u><u>I</u><u>f</u><u> </u><u>I</u><u> </u><u>a</u><u>m</u><u> </u><u>w</u><u>r</u><u>o</u><u>n</u><u>g</u><u>!</u><u> </u><u>I</u><u> </u><u>a</u><u>m</u><u> </u><u>n</u><u>o</u><u>t</u><u> </u><u>a</u><u>n</u><u> </u><u>b</u><u>i</u><u>o</u><u>l</u><u>o</u><u>g</u><u>y</u><u> </u><u>e</u><u>x</u><u>p</u><u>e</u><u>r</u><u>t</u><u> </u><u>y</u><u>o</u><u>u</u><u> </u><u>k</u><u>n</u><u>o</u><u>w</u>