Once infected cells have sensed an invading pathogen, they secrete molecules called cytokines and chemokines. Cytokines such as interferons are molecules that signal neighbouring cells and induce an antiviral state in them. These cells are then primed to resist an infection with the invading virus.
Answer:
TRUE
Explanation:
In the cardiovascular system, the blood flows from <u>high pressure to low pressure.</u>
In the ventricular ejection phase, when the muscles of the ventricles contract, the<u> pressure gradient in ventricles rises</u>. This increases in the <u>pressure in the ventricles exceeds the pressure in the pulmonary artery </u>and aorta, thus opening pulmonary and aortic valves and ejecting the blood from the heart.
Answer:
Whiplash occurs when the muscles in your neck suffer a severe strain sue to the abrupt and extreme movement of your head moving backward and then forward. This motion can cause your neck's muscles and tendons to stretch unnaturally, and even tear. Symptoms would include neck swelling, and spasms in the trapezius muscles, cervical spine, and anterior cervical spine.
Explanation:
Answer:
hope it helps
Can I be brainliest?
Explanation:
Develop a fun hobby and spend time on it every day. Manage time effectively and include time to relax. Spend less time on activites that you find difficult.
Answer:
Gigantism.
Explanation:
Growth hormone is also known as somatotropin. Growth hormone is a polypeptide hormone that regulates the growth, cell regeneration and cell reproduction in the organism.
The abnormal secretion of growth hormone can cause a disease. The excess secretion of growth causes gigantism during early development. The height of an individual is extremely tall than the normal individuals.
Thus, the answer is gigantism.