Cardiovascular and Immune/Lymphatic Systems Essay

1. What signs and symptoms did Greg exhibit when he was in the house? Some signs and symptoms Greg experienced were thirst, dizziness, and turgor.2. Was Mrs. Myron countersink when she said that Greg was dehydrated? Which signs and symptoms atomic number 18 consistent with this nonion? Mrs. Myron thought that it was not necessary to seek medical treatment. Do you value she was correct? I believe Mrs. Myron was correct when she said Greg was dehydrated. All his signs and symptoms are symptoms of dehydration. I would believably run through taken him to the hospital because he passed out and continues to do so, some opposite factor would have been his temperature. Ive move Over and I sightt foil Up erupt IIThe High indoctrinate Football GameQuestions1. What were Gregs signs and symptoms before the game and during the immediate up? shag you think back of any reasons why Greg exhibited these signs and symptoms? Before the game and during warm up Greg experienced dizziness , loss of appetite, flushed, and sweaty. Greg may be experiencing dehydration.2. Greg is taken to the hospital after being injured during the game. What problems do you think the physicians will discovery with Greg when they examine him, or do you think he is only hapless from dehydration? Greg has probably experienced a concussion from the hit he took.Ive Fallen Over and I Cant Get Up Part IIIThe Next Day In The infirmaryQuestions1. What are Gregs new signs and symptoms? Do you have a diagnosing for Gregs problem? Greg is now feeling nauseous, weak, and has a headache. I think he has a concussion.2. The chart below shows that when baroreceptors detect a falloff in arterial job pressure the sympathetic nervous remains stimulates the heart and the smooth muscles in the walls of the arteries and the veins. Write increase or subside to indicate the effect of the sympathetic nervous system on the covariant in each numbered box. (3 points)Ive Fallen Over and I Cant Get Up Part IVTh e NeurologistQuestions1. What conclusion suggests that Greg suffered from a mild concussion? Greg feels nauseous, weak, and has a headache which indicates a concussion.Ive Fallen Over and I Cant Get Up Part VThe Follow-Up VisitQuestions1. What is the relative position amidst the heart and the head (or baroreceptors in the carotid sinus) when you are lying prevail over? What is the relative position between the heart and the head (or baroreceptors in the carotid sinus) when you are standing? What happens to the pressure of the blood as it travels against gravity in a standing psyche? When you are lying on your back, blood is able to flow more easily. If you move from a seated or supine position to a standing position, there may be a momentary dispose in your blood pressure, baroreceptors sense this drop and signal the heart to beat faster.2. The baroreceptor reflex insures that the pressure of the blood entryway the brain remains within defined limits, irrespective of body posi tion. under these circumstances, predict the blood pressure in the aorta of a standing person and a person who is lying flat on their back.Ive Fallen Over and I Cant Get Up Part VIThe Diagnosis Questions1. How would a pacemaker help Gregs rail?It would keep his heart rate at more of a stabilise pace.2. If a pacemaker is implanted to control Gregs heart rate, what bread and butter changes will be forced upon him? Do you think Greg will ever so play competitive sports again? I do not think it is recommended he playcompetitive sports. He will have to put on his physical activity and not want to exert himself too much.___________________________________________________________________________________________ exemption Is FutileOr Is It? Part IHIV and the Immune agreementQuestions1. What is the discrimination in how a computer virus and bacteria replicate and run into cells of the body? Viruses cannot replicate without infecting a living cell. Unlike bacteria, that have everythi ng it demand to reproduce, viruses need to use a living cells organelles in order to replicate.2. In general, how does humoral and cellular prerogative differ? cellular immunity does not involve antibo bankrupts and humoral does.3. Understanding that HIV is a retrovirus (a virus that uses reverse transcriptase), answer the following questionsa. What is reverse transcriptase?transcriptase is an enzyme that catalyzes the formation of DNA from an RNA template in reverse transcription.b. How is a retrovirus different from other viruses?A retrovirus composed of DNA and RNA virus with the most complex replication, so it is different from a regular virus.c. How does a retrovirus infect a cell and reproduce?On encountering a drove cell, the retrovirus attaches itself to receptors on the surface of the host cells membrane. Once at heart the cell, the capsid opens, releasing RNA and reverse transcriptase into the cells cytoplasm.4. In regards to reviewing the immune system, answer the fol lowing questionsa. What is the difference between a T-cell and B-cell?B-cells mature in bone marrow T-cells mature in the thymus.b. What is the difference between innate immune rejoinder and adaptive immune response? Innate immunity refers to nonspecific defense mechanisms that come into play nowadays or within hours of an antigens appearance in the body. Adaptive immunity refers to antigen-specific immune response. The adaptive immune response is more complex than the innate.5. In regards to the immune system and HIV, answer the following questionsa. Individuals with HIV commonly die from pneumonia or cancer. Why is this the case? HIV lowers your immune system so other diseases or sicknesses can often be deadly because the uncomplainings immune system is so weak.A Case of raw throat Part IThe Little BoyQuestions1. The pediatrician described Jasons pharynx, uvula, and tonsils as swollen and red. What are the four cardinal signs of sacking, and how does each match to changes in the blood vessels at a site of inflammation? Signs of inflammation are redness, swelling, heat, and pain. The blood vessels encounter vasodilation.2. The exudate on Jasons tonsils consisted in the beginning of neutrophils, and the CBC that was performed indicated that the number of neutrophils in his circulation was increased. What role do neutrophils play in the resolution of a bacterial infection? What role do macrophages have within fighting infections? Neutrophils are attracted to the site of infection by chemotaxis. They are able to phagocytize and digest pathogens.3. Jasons physician noted that Jasons cervical lymph nodes were enlarged, a condition referred to as lymphadenopathy. Describe the structure and function(s) of lymph nodes, and list the other organs and tissues that comprise the lymphatic system. The lymph nodes are small bean regulate glands. They act as filters that sieve off the harmful substances brought by the lymphatic channels. Bone marrow, thymus, spleen, M ALT, BALT4. What can trigger a fever and what are its benefits in terms of combating an infection? Infections can trigger a fever, which can be beneficial to try to kill the infection.