They are the basic part of the bone structure, and they are called "Havers' systems"

This cells destroy the bone to rebuild it

This are known as the mature cells of the bones

The red bone marrow produces blood cells

This structure connects bone to bone

Smooth muscle does not present striated patterns. Its cells are uninucleated and are in charge of involuntary movements. Select the image that shows an example of this muscle.

The skeletal muscle has voluntary movements.

This is the only muscle that has striae and is involuntary, we can find it on the heart.

If you don’t have enough _______ such as potassium or calcium, you will feel a cramp, that is an event of painful muscle spasms.

The first layer of the skin is called _______ and has different cells that replace the old ones. Under, we have the _______ with dense tissue and elastic fibers, and last we have the _______ made of adipose tissue.

Select the option that doesn’t include a symptom of acne.

_______ go from the heart to the body, most of them carry oxygen.

_______ go from the body to the heart and most of them carry carbon dioxide.

The yellow part on the image corresponds to the liquid portion of the blood, which is called:

The disease called botulism appears when we eat food from damaged cans and it is caused by the bacterium:

Tetanus is a disease that can appear if you are not careful with an open wound, so it can get infected by bacteria.

This image corresponds to _______, a type of blood components that play a role in the coagulation process.

Erythrocytes have hemoglobin to transport oxygen, they are also called _______

_______ are the blood components in charge of the defense mechanisms of the body, they destroy _______

Select the option that doesn’t include a characteristic of hypertension

Our immunological system has a series of mechanisms that recognize what belongs to the body and external agents. For example, it can recognize bacteria, mosquito bites, etc, this is a type of immunity we have since we are born, and it's called:

_______ is the programmed death of cells when they are not working properly.

Mobile joints are also called diarthrosis

_______ joints have subtle movements and fibrocartilaginous tissue.

On our head we have an example of a not mobile joint. This is called:

This cells of the skin are located in the deepest layer, they are responsible for detecting what we touch.

This type of cells are found on the skin and are part of the deffense systems of the body

These cells give color to our skin by producing melanin

These cells produce the protein keratin, that provides resistance and

impermeability

Select the option that doesn't include a function of the secretions produced by sebaceous glands:

This skin cancer is present on MELANOcytes and is the most severe type of cancer

This condition is a lack of blood supply to the heart muscle, causing pain, dizziness

The spleen is an organ of the _______ system that monitors our blood to look for pathogens to capture and destroy them

The Novavax vaccine against COVID-19 belongs to this type of vaccines

Select an option that is not a characteristic of multiple sclerosis

This cells attack bacteria and fungi on infected areas of our body

Macrophages are defense cells that eat:

Natural killer cells release alarm proteins in innate system

These cells are responsible for antigen presentation