rissue of the digestive system. the site of in the loose connectis cortex and in
ID: 3484118 • Letter: R
Question
rissue of the digestive system. the site of in the loose connectis cortex and inner medulla. 67 Tonsils A. increase in size in adults. D contain red pulp and white pulp. E. are not fanctional in children. 68 Lymph exits a lymph node via the A. efferent lymphatice vessels. E. lymphatic duct. 69. The spleen A. filters damaged red blood cells from the blood. B changes c. is necessary for life. It can't be removed without causing death. D produces several different hormones with unknown function has additional digestive functions. Internal respiration refers to mospheric air coming into the lungs. exchange between the lungs and the blood. exchange in the atmosphere. exchange between the blood and body tissues. ar respiration. of the following is a passageway for both air and food?Explanation / Answer
please find the answer first and last question is not visible clearly so i answer ques 67,68,69 and 70
67Answer is C ) provide protection against bacteria
The palatine tonsils are located at the back of the throat.The tonsils play a role in protecting the body against respiratory and gastrointestinal infections. Each tonsil consists of a network of crypts (pits) that store cells used to fight infection
They help fight off germs that come in through your nose and mouth. Your tonsils try to prevent germs from causing infections in other areas of your body. Your tonsils usually do a really good job of fighting off infections. Sometimes, though, viruses or bacteria get into your tonsils and cause an infection in them.
68Answer is A) Efferent lymphatic vessels
The afferent vessel allows lymph fluid to enter and flow through the node. The fluidexits the lymph node through the efferent lymphatic vessel, located at the hilum. Leukocytes are white blood cells which make up 0.5–1% of blood, liver, spleen, and lymph nodes.
69 Answer is A) Filter the damged red blood cells.
The spleen is an organ found in almost all vertebrate animals. It mainly acts as a filter for purifying the blood, removing microbes and worn out or damaged red blood cells. It is also an important organ in the immune system, producing the white blood cells that fight infection and synthesize antibodies.
70 answer is D) Exchange between blood and body tissues
Internal respiration occurs in the metabolizing tissues, where oxygen diffuses out of the blood and carbon dioxide diffuses out of the cells. internal respiration. : the exchange of gases (as oxygen and carbon dioxide) between the cells of the body and the blood by way of the fluid bathing the cells — compare external respiration.
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