Anatomy of the thorax
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | 1-7
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| show | 8-10 + 11 and 12
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| show | 11 + 12
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| show | clavicle and rib 1`
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| Manubriosternal joint articulates with... | show 🗑
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| Body of the sternum articulates with... | show 🗑
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| Xyposternal joint articulates with... | show 🗑
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| show | fibrous joints
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| Articulations of costotransverse joint | show 🗑
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| show | Body of vert. w/ head of rib
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| show | anterior rib (1-10) w/ costal cartilage
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| show | medial costal cartilage (1-7) w/ sternum
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| show | medial costal cartilage (7-10) w/ costal cartilage (of other ribs)
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| show | Pec major, pec minor, and serratus anterior
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| Muscles of head/neck that assist with rib elevation (inspiration) | show 🗑
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| Muscles of the abdomen that assist with rib depression (expiration) | show 🗑
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| Contraction of the diaphram causes ____ | show 🗑
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| Relaxation of the diaphram causes ____ | show 🗑
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| External intercostals assist with... | show 🗑
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| show | inspiration
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| Serratus posterior inferior assists with... | show 🗑
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| show | expiration
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| show | the inferior border of ribs
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| show | the subclavian artery
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| Posterior intercostals 3-11 branch from... | show 🗑
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| Posterior intercostals 1-2 branch from... | show 🗑
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| show | 12th rib, aorta
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| The right lung has __ lobes | show 🗑
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| show | 2
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| show | branch from aorta and bring O2 blood to lungs
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| Pulmonary veins return ___ blood to __ | show 🗑
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| Alveoli | show 🗑
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| Pleura | show 🗑
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| show | groove that separates atria from ventricles
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| show | R/L coronary arteries
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| show | head, neck, UE, upper thorax
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| show | lower thorax, and everything inferior to the diaphram
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| The coronary sinus brings deoxygenated blood from ___ to ____ | show 🗑
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| show | blood of body -> R atrium -> tricuspid valve -> R vent -> pulmonary semilunar valve -> pulmonary artery -> lungs -> O2 blood -> pulmonary veins (4) -> L atrium
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| Systemic circuit (pathway) | show 🗑
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| BP of systemic circuit vs pulmonary circuit | show 🗑
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| show | temp. deficiency in b supply to myocardium (exercise/stress induced) -> chest pain
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| Myocardial infarction (MI) | show 🗑
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| Tricuspid valve lies b/w | show 🗑
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| show | L atrium and L vent
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| Chordae tendinae | show 🗑
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| show | prolapse (of valves)
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| The atrioventricular valves are open during __ | show 🗑
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| show | heart relaxes b/w beats, blood enters atria and ventricles, SL valves close from backflow (S2)
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| Systole | show 🗑
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| The pulmonary valves lies between... | show 🗑
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| The aortic valve lies between... | show 🗑
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| show | over-stretching of the heart
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| Heart depolarization (pathway) | show 🗑
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| Intrinsic rate of SA node, AV node, and Purkinje fibers | show 🗑
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| show | SA node, AV node, Purkinje fibers
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| show | depolarization wave from SA to AV
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| P wave causes | show 🗑
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| show | depolarization wave of ventricles
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| QRS wave causes | show 🗑
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| show | ventricular repolarization
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| show | closure of AV valves (beginning of systole)
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| show | closure of SL valves (beginning of diastole)
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| show | valve of decreased diameter -> turbulent flow
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| Regurgitation murmur | show 🗑
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| show | volume of blood pumped (by each ventricle) per minute
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| CO = | show 🗑
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| Stroke volume (SV) | show 🗑
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| Ventricle ejects about __% of blood it contains | show 🗑
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| What increases SV? | show 🗑
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| show | Lat + med pec nerves
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| Serratus anterior (N) | show 🗑
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| Scalenes (N) | show 🗑
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| SCM (N) | show 🗑
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| Anterior abdominal muscles (N) | show 🗑
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| Pectoralis minor (N) | show 🗑
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| Serratus posterior superior (N) | show 🗑
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| show | 9-12 intercostal nerves
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| External intercostals (N) | show 🗑
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| show | intercostal nerves
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| show | no gas exchange (trachea + bronchii)
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| show | gas exchange (alveolus)
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| Surfactin | show 🗑
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| show | protect + help breathing
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| show | arteries, nerves, veins
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| 1st rib is a __ rib | show 🗑
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| show | elasticity
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| show | superior vertebrae
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| show | ribs during inspiration
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| show | sternum during inspiration
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| "Lub" | show 🗑
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| "Dub" | show 🗑
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| show | compression of arteries/nerves in superior thoracic outlet
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| show | virus that resides in nerves -> radiating skin rash (often following intercostal nerves)
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| show | collapsed lung due to fluid/air build up -> shortness of breath
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| Pleuritis | show 🗑
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| Atelectasis | show 🗑
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| Pulmonary embolism | show 🗑
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| Bronchogenic carcinoma | show 🗑
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| Cardiac tamponade | show 🗑
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| show | hole b/w ventricles
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| Cerebrovascular accident | show 🗑
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| show | chest pain due to a lack of blood flow to the heart
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| Myocardial infarction | show 🗑
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| Coronary artery disease | show 🗑
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| Aortic aneurysm | show 🗑
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Created by:
cbaweiss
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