Bio 169 exam 2024 - Study guides, Class notes & Summaries

what is required for the flow of air in and out of the lungs? - Answer a pressure difference between the air inside the body and outside of the body Diaphragm - Answer -dome shaped -contraction flattens scalenes - Answer -hold first pair of ribs stationary

Describe the roll of erythropoietin in erythrocyte production and hemostasis and where it is released from - Answer Erythropoietin is a hormone secreted from the kidneys & liver, and its purpose is to stimulate 'erythrocyte colony forming unit' to transform into a 'erythroblast'. Erythroblast multiply and synthesize hemoglobin. When this is done the nucleus shrivels and leaves the cell, turning it into a 'reticulocyte'. The reticuloctye leaves the bone marrow and after a day or two lo...

BIO 169 Exam 2 (Answered) 72 Questions and Correct Answers With Complete Solution, 100% Correct. 2024/2025.

BIO 169 Exam 2 prep (Answered) 157 Questions and Correct Answers With Complete Verified Solution (download to score A+) 100% Correct, Updated 2024/2025.

BIO 169 Exam 2 (Answered) 72 Questions and Correct Answers With Complete Solution, 100% Correct. 2024/2025. The primary function of the lymphatic system is a. the transport of hormones. b. circulation of nutrients and dissolved gases. c. defending the body against both external and internal threats. d. the production and distribution of plasma proteins. e. the production and maturation of leukocytes. defending the body against both external and internal threats The lymphatic system i...

what is required for the flow of air in and out of the lungs? - Answer a pressure difference between the air inside the body and outside of the body Diaphragm - Answer -dome shaped -contraction flattens scalenes - Answer -hold first pair of ribs stationary

Functions of the Circulatory system - Transport - RBCs & plasma Protection - WBC Regulation - Plasma Components of the Circulatory system - Heart, blood, blood vessels Physical properties and components of blood - liquid connective tissue consisting of cells and extracellular matrix -plasma (matrix of blood) -formed elements (RBCs, WBCs, platelets. Leukoctyes are also known as - White blood cells Erythroctyes are also known as - Red blood cells Neutrophil (granuloctye) - - mos...

The heart is about the size of a ____. - fist The heart is enclosed in a double-walled sac called the _____. - pericardium The heart wall is composed of _____ layers. - 3 The _____ forms the bulk of the heart, and is the actual contractile layer (layer that contracts). - myocardium The ____ lines the heart chambers and covers the connective tissue skeleton of the valves. - endocardium The ____ forms most of the anterior surface of the heart. - left ventricle The atria have ____...

BIO 169 Exam 5 Prep (Answered) 417 Questions and Correct Answers With Complete Verified Solution, Latest Update (Fall 2024/2025) 100% Verified.

BIO 169 Exam 3 Prep (Answered) 280 Questions and Correct Answers With Complete Verified Solution. 100% Correct, Updated Fall 2024/2025.