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Body Systems. Body Systems Musculoskeletal System Respiratory System Cardiovascular System Anatomy of the heart Circulation of blood Components of.

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Presentation on theme: "Body Systems. Body Systems Musculoskeletal System Respiratory System Cardiovascular System Anatomy of the heart Circulation of blood Components of."— Presentation transcript:

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2 Body Systems

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4 Musculoskeletal System
Respiratory System Cardiovascular System Anatomy of the heart Circulation of blood Components of blood Pulse Blood Pressure Nervous System Digestive System Skin Function Layers Endocrine System

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7 Anatomical position Anterior Posterior Superior Inferior Proximal Distal Medial Lateral

8 Musculoskeletal System
Skeleton Skull Houses and protects the brain Cranium: Orbit; Nasal Bone; Maxillae, upper jaw; Mandible, lower jaw; Zygomatic arches Houses and protects the brain Cranium: Orbit; Nasal Bone; Maxillae, upper jaw; Mandible, lower jaw; Zygomatic arches

9 Houses and protects the brain
Cranium: Orbit; Nasal Bone; Maxillae, upper jaw; Mandible, lower jaw; Zygomatic arches

10 Spine Cervicle-7; Thoracic-12; Lumbar-5; Sacral-5; coccyx-4

11 Cervicle-7; Thoracic-12; Lumbar-5; Sacral-5; coccyx-4

12 Thorax Ribs Sternum

13 Illiac Crest Iliac Crest

14 Pelvis Ilium Pubis Ischium Acetabulum
Ilium: Superior bone that contains the Iliac Crest; Pubis, anterior portion; Ischium, inferior/posterior portion; Acetabulum, socket of the hip joint

15 Ilium: Superior bone that contains the Iliac Crest;
Pubis, anterior portion; Ischium, inferior/posterior portion; Acetabulum, socket of the hip joint

16 Medial and Lower mallelous Tarsals and metatarsals Calcaneus Phalanges
Lower Extremities Femur Patella Tibia Fibula Medial and Lower mallelous Tarsals and metatarsals Calcaneus Phalanges Medial and Lower Mallelous; surface landmarks of the ankle joint Medial and Lower Mallelous; surface landmarks of the ankle joint

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18 Acromioclavicular Joint Humerus Radius Ulna Carpals Metacarpals
Upper Extremities Clavicle Scapula Acromioclavicular Joint Humerus Radius Ulna Carpals Metacarpals Phalanges Carpals: Wrist Metacarpals: Hand Phalanges: Fingers

19 Carpals: Wrist Metacarpals: Hand Phalanges: Fingers

20 Bones connect to other bones Types: Ball and socket; Hinge
Joints Bones connect to other bones Types: Ball and socket; Hinge Bones connect to other bones Types: Ball and socket; Hinge

21 Function: Gives the body shape; provides for movement
Muscles Function Voluntary Involuntary Cardiac Function: Gives the body shape; provides for movement Function: Gives the body shape; provides for movement

22 Voluntary Skeletal Attached to bone Form the major muscle mass
Under control of the nervous system and brain Can be contracted and relaxed at your will Responsible for movement

23 Involuntary Smooth Found in the GI tract, urinary system, blood vessels and bronchi Control the flow of blood Carry out the automatic muscular functions No direct control Respond to stretching, heat and cold

24 Cardiac Found only in the heart Involuntary
Own supply of blood; coronary artery system Can tolerate interruption for very short periods Automaticity: Ability of muscles to contract on their own

25 RESPIRATORY SYSTEM Anatomy Physiology
Infant and child anatomy considerations

26 Nasopharynx: Area posterior to the nose
Oropharynx Nasopharynx: Area posterior to the nose Oropharynx Nasopharynx: Area posterior to the nose

27 Epiglottis

28 Trachea Windpipe Windpipe

29 Lower portiion of the…….
Cricoid Cartilage Lower portiion of the……. Lower portiion of the…….

30 Larynx Voicebox

31 Subdivides into smaller air passages ending at the alveoli
Bronchi Subdivides into smaller air passages ending at the alveoli Subdivides into smaller air passages ending at the alveoli

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33 Lungs Diaphragm

34 Respiratory Physiology how we breathe
Inhalation Based on concentration of gasses or pressure. The intercostal muscles and the diaphragm contract, increasing the size of the thoracic cavity. The diaphragm moves slightly downward, the ribs move upward/outward and air flows into the lungs

35 Based on concentration of gasses or pressure
Based on concentration of gasses or pressure. The intercostal muscles and the diaphragm contract, increasing the size of the thoracic cavity. The diaphragm moves slightly downward, the ribs move upward/outward and air flows into the lungs

36 Exhalation Reverse the process

37 The intercostal muscles relax, decreasing the size of the of the thoracic cavity
Diaphragm moves upward Air flows out of the lungs

38 Alveolar/capillary exchange
Oxygen enter the alveoli during each inspiration Oxygen poor blood in the capillaries passes into the alveoli. Oxygen enters the capillaries as CO2 enters the alveoli Oxygen enter the alveoli during each inspiration Oxygen poor blood in the capillaries passes into the alveoli. Oxygen enters the capillaries as CO2 enters the alveoli

39 Capillary/Cellular exchange
Cells give up CO2, Capillaries give up O2 to the cells Cells give up CO2, Capillaries give up O2 to the cells

40 Infant and Child Anatomy Considerations
Mouth and Nose Pharynx Trachea Cricoid Cartilege Diaphragm Mouth and nose; structures are smaller and more easily obstructed. Pharynx; tongue takes up proportionally more space. Trachea; softer and more flexible. Cricoid Cartilege; less developed and less rigid. Diaphragm; chest wall is softer, infants and children depend on the diaphragm for breathing

41 Mouth and nose; structures are smaller and more easily obstructed
Mouth and nose; structures are smaller and more easily obstructed. Pharynx; tongue takes up proportionally more space. Trachea; softer and more flexible. Cricoid Cartilege; less developed and less rigid. Diaphragm; chest wall is softer, infants and children depend on the diaphragm for breathing

42 Cardiovascular System
Anatomy of the heart Circulation of the blood Composition of the blood Pulse Blood pressure Perfusion

43 Anatomy of the heart Atria Ventricles One way valves Conductivity

44 Posterior tibial: medial malleous Dorsalis Pedis; top of the foot
Arteries Coronary Aorta Pulmonary Artery Carotid Brachial Radial Posterior tibial: medial malleous Dorsalis Pedis; top of the foot Carry blood away from the heart Aorta: Largest artery; divides at the navel into the iliac arteries Carotid; major artery of the neck, supplies head with blood

45 Carry blood away from the heart
Aorta: Largest artery; divides at the navel into the iliac arteries Carotid; major artery of the neck, supplies head with blood

46 Arterioles Capillaries Veinules

47 Veins Superior vena cavea Inferior vena cavea Pulmonary vein

48 Composition of the Blood
Plasma Red blood cells White blood cells Platelets Plasma; watery salty fluid that make up over half the volume of blood. Red and white blood cells and platelets are carried in the plasma Red Blood Cells, Erythrocytes; Gives blood its color, carries o2 to the tissues and co2 away from the tissues White blood cells; Fight infection Platelets; clotting

49 Plasma; watery salty fluid that make up over half the volume of blood
Plasma; watery salty fluid that make up over half the volume of blood. Red and white blood cells and platelets are carried in the plasma Red Blood Cells, Erythrocytes; Gives blood its color, carries o2 to the tissues and co2 away from the tissues White blood cells; Fight infection Platelets; clotting

50 Nervous System Brain Spinal Cord Nerves
Central Nervous System: Brain and Spinal Cord Central Nervous System: Brain and Spinal Cord

51 Peripheral Nervous System Sensory
Carry information from the body to the brain and spinal cord Carry information from the body to the brain and spinal cord

52 Carry information from the brain and spinal cord to the brain
Motor Carry information from the brain and spinal cord to the brain Carry information from the brain and spinal cord to the brain

53 Digestive System Function Organs of digestion
Organs that assist in food breakdown

54 Function Food travels through the body and is digested or broken down into absorbable forms Food travels through the body and is digested or broken down into absorbable forms

55 Organs of Digestion Stomach Small intestine
Stomach: Hollow organ; expands as it fills with food Small intestine: Hollow organ where food absorption takes place; Divided into 3 parts: Duodenum, jejunum, ileum Large Intestine; hollow organ; removes water from waste products Stomach: Hollow organ; expands as it fills with food Small intestine: Hollow organ where food absorption takes place; Divided into 3 parts: Duodenum, jejunum, ileum Large Intestine; hollow organ; removes water from waste products

56 Duodenum: Breakdown of food; Regulates the rate at which the stomach empties

57 Jenunum: Absorbs nutrients

58 Ileum: The function of the ileum is mainly to absorb vitamin B12 and bile salts and whatever products of digestion were not absorbed by the jejunum. Ileum: The function of the ileum is mainly to absorb vitamin B12 and bile salts and whatever products of digestion were not absorbed by the jejunum.

59 Large Intestine; hollow organ; removes water from waste products

60 Organs that assist in food breakdown Liver Gallbladder Pancreas Spleen
Appendix Liver: Solid organ; produces bile and breaks down fats Gallbladder: Stores bile from the liver Pancreas: Produces insulin Spleen: Solid organ; filters blood; hold significant quantities of blood Appendix

61 Liver: Solid organ; produces bile and breaks down fats
Gallbladder: Stores bile from the liver Pancreas: Produces insulin Spleen: Solid organ; filters blood; hold significant quantities of blood Appendix

62 Skin Function Layers Function: Protection; water balance; temperature regulation; excretion; shock absorption Layers: Epidermis; outermost most layer Dermis: Deeper layer of the skin; contains sweat and sebaceous glands, hair follicles, blood vessels, and nerve endings Subcutaneous: The third layer of human skin is called the subcutaneous (meaning “under the skin”) fatty layer. It is made up of fat cells, connective tissue, and blood vessels. It also contains hair roots, from which hair growth takes place. The fat in this layer supplies nutrients to the other two layers. It also cushions the body and protects it from the cold. Function: Protection; water balance; temperature regulation; excretion; shock absorption Layers: Epidermis; outermost most layer Dermis: Deeper layer of the skin; contains sweat and sebaceous glands, hair follicles, blood vessels, and nerve endings Subcutaneous: The third layer of human skin is called the subcutaneous (meaning “under the skin”) fatty layer. It is made up of fat cells, connective tissue, and blood vessels. It also contains hair roots, from which hair growth takes place. The fat in this layer supplies nutrients to the other two layers. It also cushions the body and protects it from the cold.

63 Endocrine System Produces Hormones
Interacts with many other body systems Hormones: Chemical Messengers ie insulin, epinephrine that help to regulate body functions and activities Hormones: Chemical Messengers ie insulin, epinephrine that help to regulate body functions and activities


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