HUBS192

Which layer of the skin contains mostly keratin used cells?

Epidermis

Which layer is present in thick skin but not thin skin

Stratum lucid um

what accessory structure is not present in thick skin

Sebaceous glands

What layer of skins function is insulation

Subcutaneous layer

What change happens to the blood vessels when you want to cool down

SNS causes relaxation of smooth muscle

What is the function of arrector puli muscles

To pull the hairs upright for thermoeegulation

What type of tissue is not found in the epicardium?

Smooth muscle

What layer lines the entire cardiovascular system

Endothelium

What is the function of the papillary muscles

Prevent prolapse of the atrioventricular valves

What is the function of the AV valves

Stop back flow of blood into the atria

What causes the semilunar valves to open

Pressure building in the ventricle

What is happening during the heart sound lubb

The aortic and pulmonary valves are closing

What valves are closed during atrial systole

Pulmonary and aortic

Which ECG wave correlates with atrial contraction

P wave

What valves are open during diastole

Atrioventricular valves

Which layer of the heart has a cavity within it

Pericardium

Which type of capillaries would you expect to find in the brain

Continuous

What basic tissue makes up the peelings fibers

Muscle tissue

Which structure is the pacemaker of the heart

SA node

What is the function of the AV node

Slows down the electrical current

What is haemoglobin

Protein with the ability to transport oxygen