Positive feed back loop - Study guides, Class notes & Summaries

A cell is taken out of the body and placed into a test solution. The concentration of solute X in the test solution is 100mM, and the concentration of solute X inside the cell is 200mM. The cell membrane is permeable to water but not solute X. Which of the following statements is/are true? a. There is a net flux of water out of the cell b. The test solution is hypertonic c. There is flux of water molecules into and out of the cell d. All of the above are true - c. There is flux of water mo...

2023 HESI Med-Surg RN Custom Exam (for Med Surg II Class) Pics & Q&As Included (A+)Multiple Choice Identify the letter of the choice that best completes the statement or answers the question. 1. While assessing a client with diabetes mellitus, the nurse observes an absence of hair growth on the client's legs. What additional assessment provides further data to support this finding? a. Palpate for the presence of femoral pulses bilaterally. b. Assess for the presence of a positive Homan's...

Patton and Thibodeau: Anatomy & Physiology, 7th Edition Chapter 1: Organization of the Body Test Bank TRUE/FALSE 1. A scientific theory is a fact. ANS: F DIF: Application REF: Page 4 TOP: Science and Society 2. A theory that is supported by repeated observation and experimentation is called a hypothesis. ANS: F DIF: Memorization REF: TOP: Science and Society 3. A theory may eventually become a law. ANS: T DIF: Memorization REF: TOP: Science and Society 4. In humans, all respiration occu...

Nurs 210 Exam 1 homeostasis - correct answer maintenance of relatively stable internal conditions despite continuous changes in the environment dynamic state of equilibrium - correct answer always readjusting as needed and is maintained by contributions of all organ systems what systems are responsible for communication? - correct answer nervous and endocrine system what are internal variables in the body that need to be controlled? - correct answer temperature, blood glucose, blood pre...

Etiology correct answers The study of the causes or reasons for phenomena Pathogenesis correct answers development or evolution of a disease idiopathic correct answers unknown cause of disease Examples of idiopathic disease correct answers Primary/essential hypertension or gene mutation Iatrogenic correct answers Cause is the result of an unintended or unwanted medical treatment (medication, medical procedures, or surgery) Examples of Iatrogenic disease correct answers Diuretics a...

Linear vs. Circular correct answers Linear: Brother hits sister, sister cries-- his hit caused the cry Circular: Sister teases brother, brother hits sister, sister cries-- not a beginning, not an end Holism correct answers the whole is more than the sum of its parts- ex. when a kid misbehaves, look at the whole system to determine what is going on. Subsystems correct answers an individual or a group of members of a system set apart by a distinct role, hierarchy or boundaries ex. sibling...

Anatomy and Physiology 1 Straighterline Midterm 100% accurate answer Pectoral Region is the: A. area in front of the elbow B. chest area C. lower back D. bottom of foot. E. forearm b. chest area A increase in the number of cells is: a. reproduction b. growth c. differentiation d. metabolism e. organization b. growth An organelle is: a. a small structure within a cell b. a structure composed of several tissue types c. the basic structural unit of all living organis...

Anatomy - correct answer The study of body structure Physiology - correct answer The study of body function Homeostasis - correct answer Process by which organisms maintain a relatively stable internal environment Structural Hierarchy of Organization - correct answer 1. Chemical 2. Cellular 3. Tissue...

Nurs 210 Exam 1 homeostasis - correct answer maintenance of relatively stable internal conditions despite continuous changes in the environment dynamic state of equilibrium - correct answer always readjusting as needed and is maintained by contributions of all organ systems what systems are responsible for communication? - correct answer nervous and endocrine system what are internal variables in the body that need to be controlled? - correct answer temperature, blood glucose, blood pre...

Anatomy - ANS Study of the structure and shape of the body, its parts and their relation with one another Physiology - ANS The study of how the body and its parts function Anatomical Position - ANS Body is erect with feet parallel and arms hanging at the sides with the palms facing forward with thumbs facing away from the body Superior - ANS Up or above Inferior - ANS Below or under Anterior - ANS Toward the front Posterior ...