نتایج جستجو برای: circulatory system

تعداد نتایج: 2237016  

This manuscript is the result of ethnobotany and ethnopharmacology survey on the Hezar Mountain in SE of Iran. Traditional botanical medicine is the primary mode of healthcare for most of the population of this region. The plants were collected in and around Hezar mountain from 2008-2010. The authors have conducted an interview of total 75 informants; The traditional uses of 92 species belongin...

Journal: : 2021

The purpose of this study is to investigate the effectiveness learning cycle instruction on preservice elementary teachers’ understanding human circulatory system concepts, attitudes towards biology and motivations. Human Circulatory System Concepts Test, Attitude Towards Biology Scale, Science Process Skills Test Motivated Strategies for Learning Questionnaire were used collect data. test was ...

Journal: :iranian journal of radiation research 0
s. f. li department of healthcare administration, central taiwan university of science and technology, taiwan, (r.o.c.) c. t. hung department of healthcare administration, central taiwan university of science and technology, taiwan, (r.o.c.) m. w. lee department of healthcare administration, central taiwan university of science and technology, taiwan, (r.o.c.)

background: in response to the need for diagnosis and treatment, medical radiation has been increasingly used worldwide. this study investigated the medical utilization of radiation-related diseases among radiological technologists (rts) and factors that influence such diseases. materials and methods: data were collected from the taiwan national health insurance research database. a panel study...

2002

The digestive system is a way for nutrients from the outside environment to get to various parts of the body. At its simplest, the digestive system is a tube running from the mouth to the anus. This tube is similar to an assembly line, or more properly, a disassembly line. Its chief goal is to break down huge macromolecules (proteins,* fats, and starches) that cannot be absorbed as they are int...

Journal: :Postgraduate medical journal 1946
W BLACKWOOD

Introduction Although the circulatory system cannot properly be considered except as a whole, there is such an abundance of pathological conditions to which it is subject, in whole or in part, that limitations of space alone demand that it be divided into parts and that only a part be considered here. This paper will therefore be confined to the peripheral vascular system, which is arbitrarily ...

2017
Atsunori Kamiya Yohsuke Hayama Shuji Shimizu Toru Kawada

E-mail: [email protected], Tel: (81)-6-6833-5012; Fax: (81)-6-6835-5403; 9 10 11 12 The work of Moller PW et al. (9), recently published in the American Journal of 13 Physiology-Heart and Circulatory Physiology, has reported that Guyton’s circulatory 14 equilibrium model qualitatively predicts the dynamic response from changing right 15 atrial pressure (RAP) and that RAP acts as back-pressure t...

Journal: :The American journal of physiology 1955
A C GUYTON A W LINDSEY B N KAUFMANN

I P ONE studies curves which depict the relationship of cardiac output to mean right atria1 pressure (one of the forms of Starling’s curves), it is obvious that, within the normal range of function of the heart, cardiac output can change tremendously while the right atria1 pressure changes only slightly. This fact led to the early belief that it is not the function of the heart itself which con...

2004
C. GUYTON A. W. LINDSEY B. N. KAUFMANN

I P ONE studies curves which depict the relationship of cardiac output to mean right atria1 pressure (one of the forms of Starling’s curves), it is obvious that, within the normal range of function of the heart, cardiac output can change tremendously while the right atria1 pressure changes only slightly. This fact led to the early belief that it is not the function of the heart itself which con...

2012
Earl S. Ford Kurt J. Greenlund Yuling Hong

Background—Recently, the American Heart Association developed a set of 7 ideal health metrics that will be used to measure progress toward their 2020 goals for cardiovascular health. The objective of the present study was to examine how well these metrics predicted mortality from all causes and diseases of the circulatory system in a national sample of adults in the United States. Methods and R...

2007
Daniel C. Moos Roger Azevedo

We collected think-aloud, pre-test, post-test, and motivation data from 43 undergraduates to examine the impact of conceptual scaffolds on the fluctuation of certain motivation constructs and use of self-regulatory processes during learning with hypermedia. Participants were randomly assigned to either the No Scaffolding (NS) or Conceptual Scaffolding (CS) condition. During the experimental ses...

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