Answer:
the rough endoplasmic reticulum
Answer:
a. The bone matrix is very dense and contains deposits of calcium salts
Explanation:
Characteristic of bone tissue
The mineralized matrix of the bone tissue has the organic component which is mainly collagen known as the ossein and an inorganic component of mineral composed of various salts .
The tissues of the bone contain an organic primarily hydroxypatite , calcium carbonate and collagen .
The organic matrix is about 20 percent of the net weight of the bone and is composed mainly of collagen , hence collage is the main structural component of the bone matrix .
Answer:
True
Explanation:
Being overweight contributes to high blood pressure but the internal blood vessel length is smaller. The high blood pressure result is due to the obstruction of the vessels caused by the cholesterol accumulated in those vessels. If the cholesterol keeps obstructing the vessels, the heart must beat faster getting hypertrophyed, by the time the vessels should become bigger because of the hypertrophy os the muscle but the lumen will be always smaller.
The peripheral nervous system (PNS) consists of all the nervous tissuethat lies outsideof the central nervous system (CNS). The main function of the PNS is to connect the CNS tothe rest of the organism. It serves as a communication relay, going back and forth between the CNS and muscles, organs, and glands throughout the body.
Answer:
...
Explanation:
stress level change depending on a person's age or life style because Levels rise with ageing and are higher in older females than males. Elevated levels of cortisol in aging are associated with higher levels of psychosocial stress, porrer cognitive performance, and atrophy of memory-related structures in the brain such as the hippocampus..
