Kategorier: Alle - organs - system - digestive - nutrients

av Y-Nhi Tra 4 år siden

176

Human Organ System

The human body is composed of various systems that work in harmony to maintain overall health and functionality. The digestive system is responsible for breaking down food to absorb essential nutrients.

Human Organ System

Human Organ System

digestive system

gallbladder
stores and concentrates bile from liver
liver
makes bile
pancreas
gland organ
large intestine
anus
rectum
sigmoid colon
cecum
get rid of waste
small intestine
duodenum: firest section
nutrients absorption
stomach
hollow organ or container, that holds food
enzymes & acids
esophagus
receives food when swallow
mouth
ingestion

saliva breaks down food

chew into smaller pieces

food into mouth

beginning of digestive tract
break down food to absorb nutrients

respiratory system

involuntary
at rest
natural
automatic
voluntary
hypoventilation

caused by

obesity

chronic lung diseases

medication

opioids

illegal drugs

alcohol

hyperventilation

chest pain

syncope

numbness & tingling in hand/feet

light headness

controlled breathing
lower respiratory tract
diaphragm

large done-shaped muscle

right & left lung
alveoli
bronchi
bronchioles
inferior love
middle lobe
superior lobe
trachea
upper respiratory tract
pharynx

hollow structure, entry for esophagus

near nose and ends at trachea

larynx
tongue
oral cavity
nostril
nasal cavity
removes CO2 from blood and releases from body
moves oxygen through your body
brings in oxygen in lungs

neurological system

peripheral nervous system
somatic nervous system

motor (efferent)

sensory output

sensory (afferent)

sensory input

autonomic nervous system

parasympathetic division

calming response

sympathetic division

arousing response

central nervous system (CNS)
spinal cord

main office/command control of body

brain

4 lobes

occipital

temporal

partietal

frontal

integumentary system

2 main types of glands
sebaceous gland (oil gland)
sudoriferous (sweat gland)
layers of skin
hypodermis
dermis
epidermis
skin colour
melanin
production of vitamin D
excretion
absorption
storage
salt
vitamins
water
glucose
fat
body temperature regulation
sensory perception
temperature
pressure
pain
exocrine glands
wax
oil
sweat
nails
made of dead cells
hair
protect skin from environment
skin
barrier/protection

physical damage

UV light

diease

chemicals

outer body covering

cardiovascular system

capillaries
veins
take oxygen
arteries
carry oxygen
blood presure
diastole

relaxation

systole

contraction

valves

aortic valve

mitral valve

pulmonary valve

tricuspid valve

endocardium
epicardium
4 chambers

right ventricle

left ventricle

right atrium

left atrium

musculoskeletal system

skeletal system
framework of body
mechanical basis for movement
bones, joint, associated tissues
muscles system
joint stabilization
movement production
skeletal muscles and tendons
smooth muscle

walls of blood vessels and hollow organs

skeletal muscle
striated

attached to bones

cardiac muscle
non-striated

myocardium

heart