{"id":119653,"date":"2023-09-12T19:55:05","date_gmt":"2023-09-12T19:55:05","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=119653"},"modified":"2023-09-12T19:55:08","modified_gmt":"2023-09-12T19:55:08","slug":"chapter-1-4-anatomy-and-physiology-usmle-exam-with-correct-answers","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2023\/09\/12\/chapter-1-4-anatomy-and-physiology-usmle-exam-with-correct-answers\/","title":{"rendered":"Chapter 1-4 Anatomy and Physiology USMLE exam with correct answers"},"content":{"rendered":"\n<p>Anatomy &#8211; ANSWER the study of the structure of the body<br>Physiology &#8211; ANSWER the study of the function of the body<br>Chemical level &#8211; ANSWER represents the atoms and molecules that make up cells<br>(Consists of Atomic level and molecular level)<br>Cellular level &#8211; ANSWER represents the basic unit of all living things<br>Tissue level &#8211; ANSWER a group of cells with similar or common function<br>Organ level &#8211; ANSWER a group of tissues with similar or common function<br>Organ system level &#8211; ANSWER a group of organs with similar or common function<br>Organismic level &#8211; ANSWER the entire body consisting of the various organ systems.<br>Integumentary System &#8211; ANSWER controls body temperature &amp; protects body from<br>environmental hazards<br>Skeletal System &#8211; ANSWER supports body, protects soft body parts, stores minerals,<br>forms blood cells<br>Muscular System &#8211; ANSWER movement, support and produces heat<br>Nervous System &#8211; ANSWER controls immediate responses to stimuli<br>Endocrine System &#8211; ANSWER controls long-term responses in body<br>Cardiovascular System &#8211; ANSWER internal transport of nutrients, wastes, oxygen,<br>carbon dioxide and cells<br>Lymphatic &amp; Immune Systems &#8211; ANSWER defense, immunity and returns lost fluids to<br>cardiovascular system<br>Respiratory System &#8211; ANSWER exchange of air and delivery of blood gases to\/from<br>tissues<br>Digestive System &#8211; ANSWER ingestion, breakdown and absorption of food &amp;<br>elimination of indigestible wastes<br><br>Urinary System &#8211; ANSWER filtration of blood to maintain proper water and salt balance<br>and to eliminate waste products<br>Reproductive System &#8211; ANSWER produces sex cells and hormones related to<br>reproduction<br>homeostasis &#8211; ANSWER condition in which body&#8217;s internal environment remains within<br>certain narrow physiological limits<br>homeostatic regulation &#8211; ANSWER adjustment of physiological system to maintain<br>homeostasis<br>receptor &#8211; ANSWER monitors change in controlled condition (stimulus) and sends input<br>to control center<br>control (integration) center &#8211; ANSWER receives input from receptor &amp; determines<br>appropriate response<br>effector &#8211; ANSWER cell or organ that receives information (output) from control center<br>and produces a response (effect)<br>interactions of a feedback system &#8211; ANSWER stimulus -> receptor -> input (afferent<br>pathway) -> control center -> output (efferent pathway) -> response<br>positive feedback &#8211; ANSWER the response by the effector to the initial change is to<br>further exaggerate the change. Example in labor contractions, the contraction of the<br>uterus forces the baby towards the birth canal, which<br>places pressure on the cervix; the pressure of the baby against the cervix causes<br>uterine contraction, etc. &#8211; ANSWER \u2026<br>Negative feedback &#8211; ANSWER the response by the effector to the initial change is to<br>counter or reduce that change, thus bringing the system back to its &#8220;normal&#8221; state.<br>Example When blood sugar level rises, the pancreas secretes<br>insulin which causes the cells of the body to take in glucose, thus removing glucose<br>from the blood and lowering blood sugar level. &#8211; ANSWER \u2026<br>Anatomical position &#8211; ANSWER patient is erect, feet apart and palms facing anteriorly<br>Cephalic = head<br>Cranial &#8211; ANSWER upper portion of head surrounding brain<br>Facial &#8211; ANSWER face<br>cervical &#8211; ANSWER neck<br>thoracic &#8211; ANSWER chest<br>axillary &#8211; ANSWER armpit<br>acromial &#8211; ANSWER point of shoulder<br>deltoid &#8211; ANSWER fleshy portion of shoulder<br>brachial &#8211; ANSWER upper arm<br>antebrachial &#8211; ANSWER forearm<br>antecubital &#8211; ANSWER front of elbow<br>carpal &#8211; ANSWER wrist<br>manual &#8211; ANSWER hand<br>digital (phalangeal) &#8211; ANSWER fingers or toes<br>abdominal &#8211; ANSWER region of trunk between diaphragm and pelvis<br>dorsal &#8211; ANSWER back<br>lumbar &#8211; ANSWER lower back<br>olecranol &#8211; ANSWER back of elbow<br>pelvic &#8211; ANSWER pelvis<br>pubic &#8211; ANSWER anterior pelvis<br>inguinal &#8211; ANSWER junction of trunk and thighs (groin)<br>gluteal &#8211; ANSWER buttocks<br>femoral &#8211; ANSWER thigh<br>patellar &#8211; ANSWER front of knee<br>popliteal &#8211; ANSWER back of knee<br>crural &#8211; ANSWER anterior of lower leg (shin)<br>sural &#8211; ANSWER posterior of lower leg (calf)<br>tarsal &#8211; ANSWER ankle<br>pedal &#8211; ANSWER foot<br>plantar &#8211; ANSWER bottom of foot<br>superior ( &#8211; ANSWER cephalic = cranial) = towards the head<br>inferior ( &#8211; ANSWER caudal) = away from the head<br>anterior (ventral) &#8211; ANSWER towards the front<br>posterior (dorsal) &#8211; ANSWER towards the back<br>medial &#8211; ANSWER towards the midline<br>lateral &#8211; ANSWER away from the midline<br>proximal &#8211; ANSWER towards the point of attachment (limbs)<br>distal &#8211; ANSWER away from the point of attachment (limbs)<br>superficial &#8211; ANSWER towards the surface (i.e., skin)<br>deep &#8211; ANSWER away from the surface<br>Sagittal &#8211; ANSWER separates the body into right and left parts<br>Midsaggital &#8211; ANSWER median = separates the body into equal right and left parts<br>Parasaggital &#8211; ANSWER separates the body into unequal right and left parts<br>Frontal &#8211; ANSWER coronal = separates the body into anterior and posterior parts<br>Transverse &#8211; ANSWER horizontal &#8211; cross-sectional -separates the body into superior<br>and inferior parts<br>. &#8211; ANSWER \u2026<br>dorsal body &#8211; ANSWER The two major cavities of the body are the dorsal body cavity<br>and the ventral body cavity.<br>ventral body &#8211; ANSWER The organs in the ventral body cavity are surrounded by<br>serous membranes which allow for organ movement. There are no serous membranes<br>in he dorsal body cavity.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Anatomy &#8211; ANSWER the study of the structure of the bodyPhysiology &#8211; ANSWER the study of the function of the bodyChemical level &#8211; ANSWER represents the atoms and molecules that make up cells(Consists of Atomic level and molecular level)Cellular level &#8211; ANSWER represents the basic unit of all living thingsTissue level &#8211; ANSWER a group [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-119653","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/119653","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=119653"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/119653\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=119653"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=119653"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=119653"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}