Anatomy

It controls voluntary actions (conscious movement) and involuntary actions (unconscious movement such as breathing), and sends signals to different parts of the body.
Nervous System

Central Nervous System

Peripheral Nervous System

It is formed by the nerves that connect each part of the body with the central nervous system.

It is made up of a series of connected organs, which allow food to be broken down and absorbed, and waste to be disposed of.

Includes

Mouth, esophagus, stomach, small intestine, large intestine, rectum and anus.

The liver and pancreas also play an important role in the digestive system as they produce juices that help break down food, bile and pancreatic juice.

Diarrhea

Constipation

Incontinence

Nausea and vomiting

Stomach pain

Swallowing problems

It is made up of 650 muscles that aid in movement, blood flow and other bodily functions.

There are three types of muscle

Skeletal muscle

smooth muscle

cardiac muscle

The urinary system helps eliminate urine, the waste product formed in the body.

It is made up of:

.

Circulatory system is responsible for moving blood, nutrients, oxygen, carbon dioxide and hormones around the body.

composed of

Blood it's a type of fluid connective tissue.

composed of

Glóbulos Blancos

Plaquetas

Plasma

Glóbulos Rojos

Blood carries oxygen and nutrients to the tissues and eliminates waste.

Arteries

Veins

The heart is a hollow muscular organ that pumps oxygenated blood throughout the body and deoxygenated blood to the lungs.

Respiratory system allows oxygen to be obtained from the outside for incorporation into the cells and to expel the carbon dioxide produced as a result of cellular activity.

composed of

The major functions of the conducting zone are to provide a route for incoming and outgoing air, remove debris and pathogens from the incoming air, and warm and humidify the incoming air.

Composed of

Nose

Pharynx

Larynx

Trachea

Bronchioles

They are two sponge-like organs in the form of a sac.

They are composed of

Bronchioles

Pulmonary alveolus

They are protected by

The rib cage

Ribs

Sternun

A membrane that surrounds them called Pleura

They contract and dilate thanks

to their elastic properties.

to the movement of the muscles located between the ribs and the diaphragm.

Gas exchange takes place in them.

Diseases affecting the respiratory system.

It's a contagious respiratory disease caused by the influenza virus.

some symptoms may include

Fever

Cough

Sore throat

Nasal discharge or congestion

Muscular or body pains

Headaches

fatigue (tiredness)

Skin is the body's largest organ. It protects us from external factors, and is our first defense against bacteria, viruses and other pathogens.

helps us to

Regulating our body temperature and eliminating waste through perspiration

Body parts involved:

for example

neck, shoulders, chest, arms, back, fingers.

for example

hips, thighs, legs, knees, feet.

Scaly skin

Raised red or white protuberances

A rash, which may be painful or itchy

Changes in the color or size of a mole

Excessive redness

Nicole Romero

Hazar Yufla